Study Guide for Zumdahl/Zumdahl/DeCoste...10th EditionSteven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste Publisher: Cengage LearningISBN: 9781305957473
Study Guide for Zumdahl/Zumdahl/DeCoste...
Solutions for Study Guide for Zumdahl/Zumdahl/DeCoste’s Chemistry, 10th Edition
Problem 1RQ:
Define each of the following: a. Arrhenius acid b. BronstedLowry acid c. Lewis acid Which of the...Problem 2RQ:
Define or illustrate the meaning of the following terms: a. Ka reaction b. Ka equilibrium constant...Problem 3RQ:
Define or illustrate the meaning of the following terms: a. amphoteric b. Kw reaction c. Kw...Problem 4RQ:
How is acid strength related to the value of Ka? What is the difference between strong acids and...Problem 5RQ:
Two strategies are followed when solving for the pH of an acid in water. What is the strategy for...Problem 6RQ:
Two strategies are also followed when solving for the pH of a base in water. What is the strategy...Problem 7RQ:
Table 13-4 lists the stepwise Ka values for some polyprotic acids. What is the difference between a...Problem 8RQ:
For conjugate acidbase pairs, how are Ka and Kb related? Consider the reaction of acetic acid in...Problem 9RQ:
What is a salt? List some anions that behave as weak bases in water. List some anions that have no...Problem 10RQ:
For oxyacids, how does acid strength depend on a. the strength of the bond to the acidic hydrogen...Problem 1ALQ:
Consider two beakers of pure water at different temperatures. How do their pH values compare? Which...Problem 2ALQ:
Differentiate between the terms strength and concentration as they apply to acids and bases. When is...Problem 3ALQ:
Sketch two graphs: (a) percent dissociation for weak acid HA versus the initial concentration of HA...Problem 4ALQ:
Consider a solution prepared by mixing a weak acid HA and HCl. What are the major species? Explain...Problem 6ALQ:
Consider two separate aqueous solutions: one of a weak acid HA and one of HCl. Assuming you started...Problem 7ALQ:
You are asked to calculate the H+ concentration in a solution of NaOH(aq). Because sodium hydroxide...Problem 8ALQ:
Consider a solution prepared by mixing a weak acid HA. HCl, and NaA. Which of the following...Problem 9ALQ:
Consider a solution formed by mixing 100.0 mL of 0.10 M HA (Ka = 1.0 106), 100.00 mL of 0.10 M NaA....Problem 10ALQ:
A certain sodium compound is dissolved in water to liberate Na+ ions and a certain negative ion....Problem 11ALQ:
Acids and bases can be thought of as chemical opposites (acids are proton donors, and bases are...Problem 13ALQ:
You mix a solution of a strong acid with a pH = 4.0 and an equal volume of another strong acid...Problem 14ALQ:
Consider two solutions of the salts NaX(aq) and NaY(aq) at equal concentrations. What would you need...Problem 15ALQ:
What is meant by pH? True or false: A strong acid solution always has a lower pH than a weak acid...Problem 16ALQ:
Why is the pH of water at 25C equal to 7.00?Problem 17ALQ:
Can the pH of a solution be negative? Explain.Problem 18ALQ:
Is the conjugate base of a weak acid a strong base? Explain. Explain why Cl does not affect the pH...Problem 19ALQ:
Match the following pH values: 1, 2, 5, 6, 6.5, 8, 11, 11, and 13 with the following chemicals (of...Problem 20ALQ:
The salt BX, when dissolved in water, produces an acidic solution. Which of the following could be...Problem 21Q:
Anions containing hydrogen (for example, HCO3 and H2PO4) usually show amphoteric behavior. Write...Problem 22Q:
Which of the following conditions indicate an acidic solution at 25C? a. pH = 3.04 b. [H+] 1.0 107...Problem 23Q:
Which of the following conditions indicate a basic solution at 25C? a. pOH = 11.21 b. pH = 9.42 c....Problem 24Q:
Why is H3O+ the strongest acid and OH the strongest base that can exist in significant amounts in...Problem 25Q:
How many significant figures are there in the following numbers: 10.78, 6.78, 0.78? If these were pH...Problem 26Q:
In terms of orbitals and electron arrangements, what must be present for a molecule or an ion to act...Problem 27Q:
Consider the autoionization of liquid ammonia: Label each of the species in the equation as an acid...Problem 28Q:
The following are representations of acidbase reactions: a. Label each of the species in both...Problem 29Q:
Give three example solutions that fit each of the following descriptions. a. a strong electrolyte...Problem 31Q:
Consider the following statements. Write out an example reaction and K expression that is associated...Problem 32Q:
The structures of adrenaline and aspirin are shown below: Label adrenaline and aspirin as a weak...Problem 33Q:
Students are often surprised to learn that organic acids, such as acetic acid, contain OH groups....Problem 34Q:
Which of the following statements is(are) true? Correct the false statements. a. When a base is...Problem 35Q:
Consider the following mathematical expressions. a. [H+] = [HA]0 b. [H+] = (Ka [HA]0)1/2 c. [OH] =...Problem 36Q:
Consider a 0.10-M H2CO3 solution and a 0.10-M H2SO4 solution. Without doing any detailed...Problem 38Q:
Explain why the following are done, both of which are related to acidbase chemistry. a. Power plants...Problem 39E:
Write balanced equations that describe the following reactions, a. the dissociation of perchloric...Problem 40E:
Write the dissociation reaction and the corresponding Ka equilibrium expression for each of the...Problem 41E:
For each of the following aqueous reactions, identify the acid, the base, the conjugate base, and...Problem 42E:
For each of the following aqueous reactions, identify the acid, the base, the conjugate base, and...Problem 44E:
Consider the following illustrations: Which beaker best illustrates what happens when the following...Problem 45E:
Use Table 13-2 to order the following from the strongest to the weakest acid. HClO2,H2O,NH4+,HClO4Problem 46E:
Use Table 13-2 to order the following from the strongest to the weakest base. ClO2,H2O,NH3,ClO4Problem 47E:
You may need Table 13-2 to answer the following questions. a. Which is the stronger acid, HCl or...Problem 48E:
You may need Table 13-2 to answer the following questions. a. Which is the stronger base, Cl or H2O?...Problem 49E:
Calculate the [OH] of each of the following solutions at 25C. Identify each solution as neutral,...Problem 50E:
Calculate the [H+] of each of the following solutions at 25C. Identity each solution as neutral,...Problem 51E:
Values of Kw as a function of temperature are as follows: Temperature(C) Kw 0 1.14 1015 25 1.00 ...Problem 52E:
At 40.C the value of Kw is 2.92 1014. a. Calculate the [H+] and [OH] in pure water at 40.C. b. What...Problem 53E:
Calculate [H+] and [OH] for each solution at 25C. Identify each solution as neutral, acidic, or...Problem 55E:
The pH of a sample of gastric juice in a persons stomach is 2.1. Calculate the pOH, [H+], and [OH]...Problem 56E:
An antacid purchased at a local drug store has a pOH of 2.3. Calculate the pH, [H], and [OH] of this...Problem 57E:
What are the major species present in 0.250 M solutions of each of the following acids? Calculate...Problem 58E:
A solution is prepared by adding 50.0 mL of 0.050 M HBr to 150.0 mL of 0.10 M HI. Calculate [H+I and...Problem 59E:
Calculate the pH of each of the following solutions of a strong acid in water. a. 0.10 M HCl b. 5.0...Problem 60E:
Calculate the pH of each of the following solutions containing a strong acid in water. a. 2.0 102 M...Problem 61E:
Calculate the concentration of an aqueous HBr solution that has pH = 4.25. HBr is a strong acid.Problem 64E:
A solution is prepared by adding 50.0 mL concentrated hydrochloric acid and 20.0 mL concentrated...Problem 65E:
What are the major species present in 0.250 M solutions of each of the following acids? Calculate...Problem 66E:
What are the major species present in 0.250 M solutions of each of the following acids? Calculate...Problem 67E:
Calculate the concentration of all species present and the pH of a 0.020-M HF solution.Problem 68E:
Monochloroacetic acid, HC2H2ClO2, is a skin irritant that is used in chemical peels intended to...Problem 69E:
For propanoic acid (HC3H5O2, Ka = 1.3 105), determine the concentration of all species present, the...Problem 70E:
A solution is prepared by dissolving 0.56 g benzoic acid (C6H5CO2H, Ka = 6.4 105) in enough water...Problem 71E:
A typical aspirin tablet contains 325 mg acetylsalicylic acid (HC9H7O4). Calculate the pH of a...Problem 74E:
A solution contains a mixture of acids: 0.50 M HA (Ka = 1 103), 0.20 M HB (Ka = 1.0 1010), and...Problem 75E:
Calculate the percent dissociation of the acid in each of the following solutions. a. 0.50 M acetic...Problem 76E:
Calculate the percent dissociation for a 0.22-M solution of chlorous acid (HClO2, Ka = 1.2 102).Problem 78E:
A 1.0 102 -M solution of cyanic acid (HOCN) is 17% dissociated. Calculate Ka for cyanic acid.Problem 79E:
Trichloroacetic acid (CCl3CO2H) is a corrosive acid that is used to precipitate proteins. The pH of...Problem 80E:
The pH of a 0.063-M solution of hypobromous acid (HOBr but usually written HBrO) is 4.95. Calculate...Problem 81E:
A solution of formic acid (HCOOH, Ka = 1.8 104) has a pH of 2.70. Calculate the initial...Problem 82E:
A typical sample of vinegar has a pH of 3.0. Assuming that vinegar is only an aqueous solution of...Problem 83E:
One mole of a weak acid HA was dissolved in 2.0 L of solution. After the system had come to...Problem 84E:
An acid HX is 25% dissociated in water. If the equilibrium concentration of HX is 0.30 M, calculate...Problem 85E:
Write the reaction and the corresponding Kb equilibrium expression for each of the following...Problem 86E:
Write the reaction and the corresponding Kb equilibrium expression for each of the following...Problem 87E:
Use Table 13-3 to help order the following acids from strongest to weakest. HNO3,H2O,NH4+,C5H5NH+Problem 88E:
Use Table 13-3 to help answer the following questions. a. Which is the stronger base, ClO4 or...Problem 89E:
Calculate the pH of the following solutions. a. 0.10 M NaOH b. 1.0 1010 M NaOH c. 2.0 M NaOHProblem 90E:
Calculate [OH], pOH, and pH for each of the following. a. 0.00040 M Ca(OH)2 b. a solution containing...Problem 91E:
What are the major species present in 0.015 M solutions of each of the following bases? a. KOH b....Problem 92E:
What are the major species present in the following mixtures of bases? a. 0.050 M NaOH and 0.050 M...Problem 95E:
What are the major species present in a 0.150-M NH3 solution? Calculate the [OH] and the pH of this...Problem 96E:
For the reaction of hydrazine (N2H4) in water, H2NNH2(aq)+H2O(l)H2NNH3+(aq)+OH(aq) Kb is 3.0 106....Problem 98E:
Calculate [OH], [H+], and the pH of 0.40 M solutions of each of the following amines (the Kb values...Problem 101E:
What is the percent ionization in each of the following solutions? a. 0.10 M NH3 b. 0.010 M NH3 c....Problem 102E:
Calculate the percentage of pyridine (C5H5N) that forms pyridinium ion, C5H5NH+, in a 0.10-M aqueous...Problem 103E:
The pH of a 0.016-M aqueous solution of p-toluidine (CH3C6H4NH2) is 8.60. Calculate Kb.Problem 104E:
Codeine (C18H21NO3) is a derivative of morphine that is used as an analgesic, narcotic, or...Problem 107E:
A typical vitamin C tablet (containing pure ascorbic acid, H2C6H6O6) weighs 500. mg. One vitamin C...Problem 108E:
Arsenic acid (H3AsO4) is a triprotic acid with Ka1 = 5.5 103, Ka2 = 1.7 107, and Ka3 = 5.1 1012....Problem 109E:
Calculate the pH and [S2] in a 0.10-M H2S solution. Assume Ka1 = 1.0 107; Ka2 = 1.0 1019.Problem 110E:
Calculate [CO32] in a 0.010-M solution of CO2 in water (usually written as H2CO3). If all the CO32...Problem 111E:
Calculate the pH of a 2.0-M H2SO4 solution.Problem 112E:
Calculate the pH of a 5.0 103-M solution of H2SO4.Problem 113E:
Arrange the following 0.10 M solutions in order of most acidic to most basic. KOH,KNO3,KCN,NH4Cl,HClProblem 114E:
Arrange the following 0.10 M solutions in order from most acidic to most basic. See Appendix 5 for...Problem 115E:
Given that the Ka value for acetic acid is 1.8 105 and the Ka value for hypochlorous acid is 3.5 ...Problem 116E:
The Kb values for ammonia and methylamine are 1.8 105 and 4.4 104, respectively. Which is the...Problem 117E:
Determine [OH], [H+], and the pH of each of the following solutions. a. 1.0 M KCl b. 1.0 M KC2H3O2Problem 118E:
Calculate the concentrations of all species present in a 0.25-M solution of ethylammonium chloride...Problem 119E:
Calculate the pH of each of the following solutions. a. 0.10 M CH3NH3Cl b. 0.050 M NaCNProblem 120E:
Calculate the pH of each of the following solutions. a. 0.12 M KNO2 b. 0.45 M NaOCl c. 0.40 M...Problem 121E:
Sodium azide (NaN3) is sometimes added to water to kill bacteria. Calculate the concentration of all...Problem 122E:
Papaverine hydrochloride (abbreviated papH+Cl; molar mass = 378.85 g/mol) is a drug that belongs to...Problem 123E:
An unknown salt is either NaCN, NaC2H3O2, NaF, NaCl, or NaOCl. When 0.100 mole of the salt is...Problem 124E:
Consider a solution of an unknown salt having the general formula BHCl, where B is one of the weak...Problem 125E:
A 0.050-M solution of the salt NaB has a pH of 9.00. Calculate the pH of a 0.010-M solution of HB.Problem 126E:
A 0.20-M sodium chlorobenzoate (NaC7H4ClO2) solution has a pH of 8.65. Calculate the pH of a 0.20-M...Problem 129E:
Are solutions of the following salts acidic, basic, or neutral? For those that are not neutral,...Problem 130E:
Are solutions of the following salts acidic, basic, or neutral? For those that are not neutral,...Problem 131E:
Place the species in each of the following groups in order of increasing acid strength. Explain the...Problem 132E:
Place the species in each of the following groups in order of increasing base strength. Give your...Problem 133E:
Place the species in each of the following groups in order of increasing acid strength. a. H2O, H2S,...Problem 134E:
Using your results from Exercise 133, place the species in each of the following groups in order of...Problem 135E:
Will the following oxides give acidic, basic, or neutral solutions when dissolved in water? Write...Problem 136E:
Will the following oxides give acidic, basic, or neutral solutions when dissolved in water? Write...Problem 139E:
Aluminum hydroxide is an amphoteric substance. It can act as either a Brnsted-Lowry base or a Lewis...Problem 140E:
Zinc hydroxide is an amphoteric substance. Write equations that describe Zn(OH)2 acting as a...Problem 143AE:
A 10.0-mL sample of an HCl solution has a pH of 2.000. What volume of water must be added to change...Problem 144AE:
Which of the following represent conjugate acidbase pairs? For those pairs that are not conjugates,...Problem 145AE:
A solution is tested for pH and conductivity as pictured below: The solution contains one of the...Problem 146AE:
The pH of human blood is steady at a value of approximately 7.4 owing to the following equilibrium...Problem 148AE:
When someone hyperventilates, a condition known as respiratory alkalosis can occur. Explain the...Problem 149AE:
Hemoglobin (abbreviated Hb) is a protein that is responsible for the transport of oxygen in the...Problem 150AE:
A 0.25-g sample of lime (CaO) is dissolved in enough water to make 1500 mL of solution. Calculate...Problem 151AE:
At 25C, a saturated solution of benzoic acid (Ka = 6.4 105) has a pH of 2.80. Calculate the water...Problem 152AE:
Calculate the pH of an aqueous solution containing 1.0 102 M HCl, 1.0 102 M H2SO4.and 1.0 102...Problem 153AE:
Acrylic acid (CH29CHCO2H) is a precursor for many important plastics. Ka for acrylic acid is 5.6 ...Problem 154AE:
Classify each of the following as a strong acid, weak acid, strong base, or weak base in aqueous...Problem 155AE:
The following illustration displays the relative number of species when an acid, HA, is added to...Problem 156AE:
Quinine (C20H24N2O2) is the most important alkaloid derived from cinchona bark. It is used as an...Problem 157AE:
Calculate the mass of HONH2 required to dissolve in enough water to make 250.0 mL of solution having...Problem 158AE:
A codeine-containing cough syrup lists codeine sulfate as a major ingredient instead of codeine. The...Problem 160AE:
Rank the following 0.10 M solutions in order of increasing pH. a. HI, HF, NaF, NaI b. NH4Br, HBr,...Problem 161AE:
Is an aqueous solution of NaHSO4 acidic, basic, or neutral? What reaction occurs with water?...Problem 162AE:
Calculate the value for the equilibrium constant for each of the following aqueous reactions. a....Problem 163AE:
A solution is made by adding 50.0 mL of 0.200 M acetic acid (Ka = 1.8 105) to 50.0 mL of 1.00 103...Problem 167AE:
Phosphoric acid is a common ingredient in traditional cola drinks. It is added to provide the drinks...Problem 168CWP:
For solutions of the same concentration, as acid strength increases, indicate what happens to each...Problem 170CWP:
Consider a 0.60-M solution of HC3H5O3, lactic acid (Ka = 1.4 104). a. Which of the following are...Problem 171CWP:
Consider a 0.67-M solution of C2H5NH2 (Kb = 5.6 104). a. Which of the following are major species...Problem 172CWP:
Rank the following 0.10 M solutions in order of increasing pH. a. NH3 b. KOH c. HC2H3O2 d. KCl e....Problem 173CWP:
Consider 0.25 M solutions of the following salts: NaCl, RbOCl, KI, Ba(ClO4)2, and NH4NO3. For each...Problem 174CWP:
Calculate the pH of the following solutions: a. 1.2 M CaBr2 b. 0.84 M C6H5NH3NO3 (Kb for C6H5NH2 =...Problem 175CWP:
Consider 0.10 M solutions of the following compound: AlCl3, NaCN, KOH, CsClO4, and NaF. Place these...Problem 176CP:
The pH of 1.0 108 M hydrochloric acid is not 8.00. The correct pH can be calculated by considering...Problem 177CP:
Calculate the pH of a 1.0 107-M solution of NaOH in water.Problem 178CP:
Calculate [OH] in a 3.0 107-M solution of Ca(OH)2.Problem 179CP:
Consider 50.0 mL of a solution of weak acid HA (Ka = 1.00 106), which has a pH of 4.000. What...Problem 181CP:
Calculate the pH of a 0.200-M solution of C5H5NHF. Hint: C5H5NHF is a salt composed of C5H5NH+ and F...Problem 183CP:
Calculate [OH] in a solution obtained by adding 0.0100 mol solid NaOH to 1.00 L of 15.0 M NH3.Problem 184CP:
What mass of NaOH(s) must be added to 1.0 L of 0.050 M NH3 to ensure that the percent ionization of...Problem 185CP:
Consider 1000. mL of a 1.00 104-M solution of a certain acid HA that has a Ka value equal to 1.00 ...Problem 186CP:
Calculate the mass of sodium hydroxide that must be added to 1.00 L of 1.00-M HC2H3O2 to double the...Problem 187CP:
Consider the species PO43, HPO42, and H2PO4. Each ion can act as a base in water. Determine the Kb...Problem 189CP:
Will 0.10 M solutions of the following salts be acidic, basic, or neutral? See Appendix 5 for Ka...Problem 190CP:
a. The principal equilibrium in a solution of NaHCO3 is HCO3(aq)+HCO3(aq)H2CO3(aq)+CO32(aq)...Problem 191CP:
A 0.100-g sample of the weak acid HA (molar mass = 100.0 g/mol) is dissolved in 500.0 g water. The...Problem 192CP:
A sample containing 0.0500 mole of Fe2(SO4)3 is dissolved in enough water to make 1.00 L of...Problem 193IP:
A 2.14 g sample of sodium hypoiodite is dissolved in water to make 1.25 L of solution. The solution...Problem 194IP:
Isocyanic acid (HNCO) can be prepared by heating sodium cyanate in the presence of solid oxalic acid...Problem 195IP:
A certain acid, HA, has a vapor density of 5.11 g/L when in the gas phase at a temperature of 25C...Browse All Chapters of This Textbook
Chapter 1 - Chemical FoundationsChapter 2 - Atoms, Molecules, And IonsChapter 3 - StoichiometryChapter 4 - Types Of Chemical Reactions And Solution StoichiometryChapter 5 - GasesChapter 6 - ThermochemistryChapter 7 - Atomic Structure And PeriodicityChapter 8 - Bonding: General ConceptsChapter 9 - Covalent Bonding: OrbitalsChapter 10 - Liquids And Solids
Chapter 11 - Properties Of SolutionsChapter 12 - Chemical KineticsChapter 13 - Chemical EquilibriumChapter 14 - Acids And BasesChapter 15 - Acid-base EquilibriaChapter 16 - Solubility And Complex Ion EquilibriaChapter 17 - Spontaneity, Entropy, And Free EnergyChapter 18 - ElectrochemistryChapter 19 - The Nucleus: A Chemist's ViewChapter 20 - The Representative ElementsChapter 21 - Transition Metals And Coordination ChemistryChapter 22 - Organic And Biological Molecules
Sample Solutions for this Textbook
We offer sample solutions for Study Guide for Zumdahl/Zumdahl/DeCoste’s Chemistry, 10th Edition homework problems. See examples below:
Chapter 1, Problem 1RQChapter 1, Problem 34EChapter 1, Problem 39EChapter 1, Problem 40EChapter 1, Problem 42EChapter 1, Problem 49EGiven data: The amount mercury in a polluted lake is 0.4 μg Hg/mL 0.4 μg/mL = 4 × 10-7 kg/LThe...Chapter 1, Problem 61EChapter 1, Problem 63E
Chapter 1, Problem 64EChapter 1, Problem 67EChapter 1, Problem 68EChapter 1, Problem 77EChapter 1, Problem 121CPChapter 2, Problem 1RQChapter 2, Problem 68EChapter 2, Problem 71EChapter 2, Problem 72EExplanation: Atomic number given is 13. From the periodic table we can identify that the element...Chapter 2, Problem 75EExplanation: To determine: The naming of CuI The name of CuI is copper(I) iodide. In naming of...Explanation: To determine: The naming of HC2H3O2 The naming of HC2H3O2 is acetic acid. Rules for...To determine: The formula of of sulfur difluoride The formula of sulfur difluoride is SF2 Sulfur...Explanation: To determine: The formula of sodium oxide. The formula of sodium oxide is Na2O The...Chapter 2, Problem 90EChapter 2, Problem 92EExplanation: To determine: The formula and the name of the binary compound formed from Ca and N. The...Explanation: Given, 1531X Atomic number, Z =15 Mass number, A =31 The atomic number of the element...Explanation: To determine: The explanation for the term “counting by weighing”. The stated concept,...Chapter 3, Problem 61EChapter 3, Problem 62EChapter 3, Problem 63EExplanation: Given The mass of P4O6 is 1.00 g . The molar mass of P4O6 is 219.866 g/mol . Formula...Chapter 3, Problem 69EChapter 3, Problem 70EChapter 3, Problem 73EChapter 3, Problem 75EChapter 3, Problem 78EChapter 3, Problem 81EChapter 3, Problem 102EChapter 3, Problem 103EChapter 3, Problem 115EChapter 3, Problem 125EChapter 3, Problem 127EChapter 3, Problem 132EChapter 3, Problem 152AEChapter 3, Problem 160AEChapter 3, Problem 162CWPChapter 3, Problem 192IPChapter 4, Problem 1RQChapter 4, Problem 7RQExplanation: NaBr(s)→Na(aq)++Braq- Figure 1 Let us consider the above molecular-level pictures of...Explanation: Record the given data Moles of Sodium phosphate= 0.200 moles Volume of the solution=...Chapter 4, Problem 85EChapter 4, Problem 88EChapter 4, Problem 91EChapter 4, Problem 92EChapter 4, Problem 93EChapter 4, Problem 94EChapter 4, Problem 107AEChapter 4, Problem 137CPExplanation Record the given data Mass of the sample mixture = 0.205 g Mass of the precipitate =...Chapter 4, Problem 154CPChapter 4, Problem 155CPChapter 4, Problem 161MPA barometer consists of Mercury column that is tipped inverted and positioned in a dish containing...Chapter 5, Problem 45EExplanation: The relation between pressures measured in the manometers containing mercury and...Explanation According to ideal gas equation, PV=nRT By rearranging the above equation, PVnT=R Since...Chapter 5, Problem 94EExplanation: To find: the mole fractions of CH4 and O2 in the given mixture if the partial pressure...Explanation To find: the number of moles of dimethyl hydrazine from its given mass. The number of...Explanation To determine: The partial pressure of carbon monoxide Partial pressure of carbon...Explanation To determine: The mixing ratio of benzene Mixing ratio of benzene = 9.47 × 10-3ppmv For...Chapter 5, Problem 143AEExplanation To find: the empirical formula of the compound Convert the mass percent to gram 58.51%...Chapter 5, Problem 147AEExplanation To find: the balanced chemical equation of the given reaction of combustion of...Chapter 5, Problem 160CPChapter 5, Problem 161CPExplanation To determine: Mass of hot air when the average molar mass of air 29.0g/mol Mass of hot...To determine: The mass percent of elements in the unknown compound from the given data Mass % of...Chapter 5, Problem 172IPChapter 6, Problem 1RQChapter 6, Problem 24QChapter 6, Problem 38EChapter 6, Problem 54EChapter 6, Problem 56EChapter 6, Problem 79EChapter 6, Problem 85EChapter 6, Problem 86EExplanation: The balanced equation is: a) N2(g)→N2(l) In (a) the volume of products is decreases...Chapter 6, Problem 114AEChapter 6, Problem 121AEChapter 6, Problem 136CPChapter 6, Problem 137CPChapter 6, Problem 143IPChapter 6, Problem 145MPChapter 7, Problem 1RQChapter 7, Problem 28QChapter 7, Problem 49EChapter 7, Problem 51EChapter 7, Problem 63EChapter 7, Problem 64EChapter 7, Problem 68EChapter 7, Problem 69EChapter 7, Problem 75EChapter 7, Problem 80EChapter 7, Problem 85EChapter 7, Problem 87EChapter 7, Problem 88EChapter 7, Problem 99EChapter 7, Problem 100EChapter 7, Problem 101EChapter 7, Problem 103EChapter 7, Problem 152AEChapter 7, Problem 179CPChapter 7, Problem 181CPChapter 8, Problem 1RQExplanation: Refer to figure 3-4. The electro negativity of carbon (C) , nitrogen (N) , and oxygen...Explanation: Refer to figure 3-4 The electro negativity of Sodium (Na) Potassium (K) and Rubidium...Chapter 8, Problem 50EChapter 8, Problem 51EChapter 8, Problem 53EExplanation: In a periodic table the size of ions depends on the nuclear attraction on the valence...Chapter 8, Problem 58EChapter 8, Problem 66EChapter 8, Problem 81EChapter 8, Problem 85EChapter 8, Problem 88EChapter 8, Problem 93EChapter 8, Problem 105EChapter 8, Problem 106EChapter 8, Problem 135AEChapter 8, Problem 162CPChapter 8, Problem 163CPChapter 9, Problem 1RQChapter 9, Problem 27EChapter 9, Problem 28EChapter 9, Problem 30EChapter 9, Problem 33EChapter 9, Problem 34EChapter 9, Problem 43EChapter 9, Problem 56EChapter 9, Problem 57EChapter 9, Problem 67AEChapter 9, Problem 95CPChapter 10, Problem 1RQChapter 10, Problem 43EExplanation: CCl4 , CBr4, CF4 Identify the compound which has highest boiling point and justify it....Chapter 10, Problem 55EChapter 10, Problem 57EChapter 10, Problem 58EChapter 10, Problem 59EChapter 10, Problem 60EChapter 10, Problem 61EChapter 10, Problem 62EChapter 10, Problem 64EChapter 10, Problem 80EChapter 10, Problem 82EChapter 10, Problem 90EChapter 10, Problem 141CPChapter 10, Problem 156CPChapter 10, Problem 158IPExplanation: To explain molarity Molarity can be defined as moles of solute to litres of solution....Chapter 11, Problem 18SRChapter 11, Problem 39EExplanation: Record the given data Gram equivalent of HCl = 0.25 Molarity of HCl = 0.25 M To...Explanation: KrF2 8+2(7)=22e- KrF2 is dissolves in CCl4 . KrF2 is non-polar molecule that makes it...Chapter 11, Problem 69EChapter 11, Problem 85EExplanation: Record the given data, Molality of MgCl2= 0.050 m Molality of FeCl3= 0.050 m To...Explanation: Record the given data, Molality of MgCl2= 0.050 m Molality of FeCl3= 0.050 m To...Explanation: To find the Acetone and water polarity CH3COCH3 and H2O The electrostatic possible...Explanation: Record the given data, Freezing point of an aqueous solution =- 2.79°C To calculate...Chapter 11, Problem 117AEChapter 11, Problem 128CPChapter 11, Problem 138CPChapter 11, Problem 142IPChapter 12, Problem 1RQChapter 12, Problem 29EChapter 12, Problem 32EChapter 12, Problem 35EChapter 12, Problem 37EChapter 12, Problem 38EChapter 12, Problem 60EChapter 12, Problem 88AEChapter 12, Problem 90AEChapter 12, Problem 91AEChapter 12, Problem 97AEChapter 12, Problem 101AEChapter 12, Problem 113CPChapter 12, Problem 122CPChapter 13, Problem 1RQChapter 13, Problem 5ALQChapter 13, Problem 27EChapter 13, Problem 38EChapter 13, Problem 45EChapter 13, Problem 48EChapter 13, Problem 60EChapter 13, Problem 62EChapter 13, Problem 63EChapter 13, Problem 82AEChapter 13, Problem 83AEChapter 13, Problem 88AEChapter 13, Problem 114CPChapter 13, Problem 116CPChapter 14, Problem 1RQChapter 14, Problem 53EChapter 14, Problem 65EChapter 14, Problem 66EChapter 14, Problem 70EChapter 14, Problem 74EChapter 14, Problem 75EChapter 14, Problem 98EChapter 14, Problem 101EChapter 14, Problem 107EChapter 14, Problem 108EChapter 14, Problem 109EChapter 14, Problem 119EChapter 14, Problem 120EChapter 14, Problem 123EChapter 14, Problem 125EChapter 14, Problem 126EChapter 14, Problem 153AEChapter 14, Problem 163AEChapter 14, Problem 172CWPChapter 15, Problem 1RQChapter 15, Problem 7RQChapter 15, Problem 49EChapter 15, Problem 63EChapter 15, Problem 64EChapter 15, Problem 65EChapter 15, Problem 66EChapter 15, Problem 67EChapter 15, Problem 68EChapter 15, Problem 69EChapter 15, Problem 70EChapter 15, Problem 71EExplanation The value of pH of solution when 0.0 mL NaOH has been added is. 1.0_ . Given: The...Chapter 15, Problem 119CWPChapter 16, Problem 1RQExplanation To determine: The solubility product of CaC2O4 . The concentration of Ca2+ is 4.8×10−5...Chapter 16, Problem 26EChapter 16, Problem 31EChapter 16, Problem 32EChapter 16, Problem 39EChapter 16, Problem 40EChapter 16, Problem 41EChapter 16, Problem 44EChapter 16, Problem 57EChapter 16, Problem 74EChapter 16, Problem 107CPChapter 16, Problem 108CPChapter 17, Problem 1RQChapter 17, Problem 57EChapter 17, Problem 59EChapter 17, Problem 69EChapter 17, Problem 70EChapter 17, Problem 74EChapter 17, Problem 76EChapter 17, Problem 78EChapter 17, Problem 80EChapter 17, Problem 84EChapter 17, Problem 93AEChapter 17, Problem 96AEChapter 17, Problem 100AEChapter 17, Problem 131MPChapter 18, Problem 1RQChapter 18, Problem 18RORRChapter 18, Problem 22RORRChapter 18, Problem 47EChapter 18, Problem 67EChapter 18, Problem 68EChapter 18, Problem 73EChapter 18, Problem 74EChapter 18, Problem 83EChapter 18, Problem 84EChapter 18, Problem 93EChapter 18, Problem 111AEChapter 18, Problem 113AEChapter 18, Problem 144CPExplanation The half cell reactions are, Anode: Hg→Hg2++2e− Eanodeο=0.242 V Cathode: 2Ag++2e−→2Ag...Chapter 18, Problem 153CPChapter 18, Problem 159MPExplanation (a) To define: The term thermodynamic stability. The thermodynamic stability is related...Explanation: Alpha particle is emitted. The parent nuclide is 232Th and the nuclide after the...Explanation The most stable isotope is 81Kr and the hottest one is 73Kr The nuclides having longer...Explanation Given The atomic mass of 232Pu is 3.85285×10−22 g . The mass of a neutron is...Explanation The atomic mass of 11H=1.0078 amu The mass of a neutron is 1.0087 amu . Mass of...Explanation To determine: The decay events per second in a 180−lb person. The number of atoms of 14C...Explanation Given The value of half life of 87Rb is 4.5×109 years . The decay constant is calculated...Explanation The decay constant is calculated by the formula given below. λ=0.693t1/2 Where t1/2 is...Explanation: The zirconium metal is capable of reducing water to form hydrogen gas at standard...Explanation The number of α and β particles produced are 4_ and 2_ . The mass number of 92238U is...Explanation The nuclear reaction for the synthesis of cobalt- 60 is, 2658Fe+201n→ 2760Co+ −10e . The...Chapter 20, Problem 1RQExplanation The valence electron configuration for halogens is ns2np5 . The common halogen elements...The stated reaction is, CH4(g)+H2O(g)⇌CO(g)+3H2(g) Refer to Appendix 4 The value of ΔH°(kJ/mol) for...Chapter 20, Problem 12QExplanation The value of ΔH° for the given reaction is 180 kJ_ . The stated reaction is,...Explanation: The compound XeO4 and IO4− ion are isoelectronic. The molecule xenon tetroxide (XeO4)...Explanation: The Lewis structure, molecular structure, bond angle and hybridization of central atom...Explanation: Hydrogen gas is produced by reacting graphite with water. C(s)+H2O(g)→CO(g)+H2(g) The...Explanation: The number of moles of hydrogen gas is 0.249 mol_. Given Mass of alkaline earth metal...Explanation: Mass of radon (Ra) is 25 g_ . Given Mass of pitch-blende is 1.75×108 g . The conversion...Explanation Given Temperature is 900 K . Pressure of In(CH3)3 is 2.00 atm . Volume of In(CH3)3 is...Chapter 20, Problem 118IPChapter 20, Problem 119IPChapter 21, Problem 1RQExplanation: (I) To determine: The geometry and associated bond angles when a metal ion has a...Valence electrons are filled in four principal orbitals according to the energy levels. The four...EXPLANATION (a) To write: The electron configuration of metal ion in (NH4)2[Fe(H2O)2Cl4] . The...Explanation The complex ion is [Ru(NH3)5Cl]2+. This ion contains positive charge. Oxidation state of...Explanation The complex compound is [Co(NH3)6]Cl2 . Oxidation state of Chlorine ion (Cl−) is −1 ....Explanation The complex compound is [Cr(H2O)5Br]Br2 . Oxidation state of Bromine ion (Br−) is −1 ....Explanation The value of ΔH° for the given reaction is −11 kJ_ . For the reaction,...Explanation The reaction that takes place is, 3Fe2O3(s)+CO(g)→2Fe3O4(s)+CO2(g) Refer to Appendix 4....The given compound is CoCl2.6H2O. It is used in novelty devices that predict rain. The coordination...Explanation The given equations are, Co+3+e−→Co+2 Eο=1.82 V (1) Co2++3en→Co(en)32+ K=1.5×1012 (2)...Chapter 21, Problem 107IPChapter 22, Problem 1RQChapter 22, Problem 5RQChapter 22, Problem 18EChapter 22, Problem 49EExplanation To determine: The monomer of the given polymer. The monomer is vinyl fluoride. It is an...Explanation The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown...Explanation The structure of the given compound 2,3,7,8−tetrachloro−dibenzo−p−dioxin is shown in...Chapter 22, Problem 142AEChapter 22, Problem 148AEChapter 22, Problem 158CPExplanation The equilibrium constant for the given reaction is 6.88×10−13_ . The equilibrium...Chapter 22, Problem 162CPExplanation The structure of C5H12 is shown in Figure 1. The structure of C5H12 is, Figure 1 The...Explanation The structure of the polymer of ABS plastic is shown in figure 1. The reaction of Abs...Chapter 22, Problem 171CPExplanation Given Electronic configuration of M+2 is [Ar]3d10. So, atomic number of M is 30. In...Explanation The empirical formula of the given helicene is C5H3 . Helicene is an aromatic compound...The correct responses are urea and Ammonium cyanate. The first organic compound that is synthesized...Explanation Aldohexose is a six carbon aldehyde sugar with an aldehyde group on one end.
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