Chemistry Atoms First2e2nd EditionOpenStax Publisher: OpenStax CollegeISBN: 9781947172647
Chemistry Atoms First2e
Solutions for Chemistry Atoms First2e
Problem 2E:
When writing an equation, how is a reversible reaction distinguished from a nonreversible reaction?Problem 4E:
Is a system at equilibrium if the rate constants of the forward and reverse reactions are equal?Problem 5E:
If the concentrations of products and reactants are equal, is the system at equilibrium?Problem 6E:
Explain why there may be an infinite number of values for the reaction quotient of a reaction at a...Problem 7E:
Explain why an equilibrium between Br2(l)andBr2(g) would not be established if the container were...Problem 8E:
If you observe the following reaction at equilibrium, is it possible to tell whether the reaction...Problem 9E:
Among the solubility rules previously discussed is the statement: All chlorides are soluble except...Problem 10E:
Among the solubility rules previously discussed is the statement: Carbonates, phosphates, borates,...Problem 11E:
Benzene is one of the compounds used as octane enhancers in unleaded gasoline. It is manufactured by...Problem 12E:
Show that the complete chemical equation, the total ionic equation, and the net ionic equation for...Problem 13E:
For a titration to be effective, the reaction must be rapid and the yield of the reaction must...Problem 14E:
For a precipitation reaction to be useful in a gravimetric analysis, the product of the reaction...Problem 15E:
Write the mathematical expression for the reaction quotient, QC, for each of the following...Problem 16E:
Write the mathematical expression for the reaction quotient, QC, for each of the following reactions...Problem 17E:
The initial concentrations or pressures of reactants and products are given for each of the...Problem 18E:
The initial concentrations or pressures of reactants and products are given for each of the...Problem 19E:
The following reaction has KP=4.5010-5at720K . N2(g)+3H2(g)2NH3(g) If a reaction vessel is filled...Problem 20E:
Determine if the following system is at equilibrium. If not, in which direction will the system need...Problem 21E:
Which of the systems described in Exercise 13.15 give homogeneous equilibria? Which give...Problem 22E:
Which of the systems described in Exercise 13.16 give homogeneous equilibria? Which give...Problem 23E:
For which of the reactions in Exercise 13.15 does Kc (calculated using concentrations) equal KP...Problem 24E:
For which of the reactions in Exercise 13.16 does Kc (calculated using concentrations) equal Kp...Problem 26E:
Covert the values of Kc to the values of KP or the values of Kp to values of Kc. (a)...Problem 27E:
What is the value of the equilibrium constant expression for the change H2O(l)H2O(g) at 30 C?Problem 31E:
The following equation represents a reversible decomposition: CaCO3(s)CaO(s)+CO2(g) Under what...Problem 32E:
Explain how to recognize the conditions under which changes in pressure would affect systems at...Problem 33E:
What property of a reaction can we use to predict the effect of a change in temperature on the value...Problem 34E:
The following reaction occurs when a burner on a gas stove is lit: CH4+2O2(g)CO2(g)+2H2O(g) Is an...Problem 35E:
A necessary step in the manufacture of sulfuric acid is the formation of sulfur trioxide. SO3, from...Problem 36E:
Suggest four ways in which the concentration of hydrazine, N2H4, could be increased in an...Problem 37E:
Suggest four ways in which the concentration of PH3could be increased in an equilibrium described by...Problem 38E:
How will an increase in temperature affect each of the following equilibria? How will a decrease in...Problem 39E:
How will an increase in temperature affect each of the following equilibria? How will a decrease in...Problem 40E:
Methanol can be prepared from carbon monoxide and hydrogen at high temperature and pressure in the...Problem 41E:
Nitrogen and oxygen react at high temperatures. (a) Write the expression for the equilibrium...Problem 42E:
Water gas, a mixture of H2 and CO, is an important industrial fuel produced by the reaction of steam...Problem 43E:
Pure iron metal can be produced by the reduction of iron(III) oxide with hydrogen gas. (a) Write the...Problem 46E:
Suggest two ways in which the equilibrium concentration of Ag+ can be reduced in a solution of Na+,...Problem 47E:
How can the pressure of water vapor be increased in the following equilibrium? H2O(l)H2O(g)H=41kJProblem 48E:
A solution is saturated with silver sulfate and contains excess solid silver sulfate:...Problem 49E:
The amino acid alanine has two isomers, -alanine and -alanine. When equal masses of these two...Problem 50E:
A reaction is represented by this equation: A(aq)+2B2C(aq) Kc=1103 (a) Write the mathematical...Problem 51E:
A reaction is represented by this equation: 2W(aq)X(aq)+2Y(aq)Kc=5104 (a) Write the mathematical...Problem 52E:
What is the value of the equilibrium constant at 500 C for the formation of NH3 according to the...Problem 53E:
Hydrogen is prepared commercially by the reaction of methane and water vapor at elevated...Problem 54E:
A 0.72-m01 sample of PCl5 is put into a 1.00-L vessel and heated. At equilibrium, the vessel...Problem 55E:
At 1 atm and 25 C, NO2 with an initial concentration of 1.00M is 0.0033% decomposed into NO and O2....Problem 56E:
Calculate the value of the equilibrium constant Kp for the reaction 2NO2(g)+Cl2(g)2NOCl(g) from...Problem 57E:
When heated, iodine vapor dissociates according to this equation: I2(g)2I(g) At 1274 K, a sample...Problem 58E:
A sample of ammonium chloride was heated in a closed container. NH4CI(s)NH3(g)+HCI(g) At...Problem 59E:
At a temperature of 60 C, the vapor pressure of water is 0.196 atm. What is the value of the...Problem 60E:
Complete the changes in concentrations (or pressure, if requested) for each of the following...Problem 61E:
Complete the changes in concentrations (or pressure, if requested) for each of the following...Problem 62E:
Why are there no changes specified for Ni in Exercise 13.60, part (f)? What property of Ni does...Problem 63E:
Why are there no changes specified for NH4HS in Exercise 13.61, part (e)? What property of NH4HS...Problem 64E:
Analysis of the gases in a sealed reaction vessel containing NH3, N2, and H2 at equilibrium at 400 C...Problem 65E:
Calculate the number of moles of HI that are at equilibrium with 1.25 mol of H2 and 1.25 mol of I2...Problem 66E:
What is the pressure of BrCl in an equilibrium mixture of Cl2, Br2, and BrCl if the pressure of CI2...Problem 67E:
What is the pressure of CO2 in a mixture at equilibrium that contains 0.50 mm H2, 2.0 atm of H2O,...Problem 69E:
Carbon reactswith water vapor at elevated temperatures. C(s)+H2O(g)CO(g)+H2(g)Kc=0.2at1000C Assuming...Problem 72E:
A student solved the following problem and found the equilibrium concentrations to be (SO2)=0.590M,[...Problem 73E:
A student solved the following problem and found [N2O4]=0.16M at equilibrium. How could this student...Problem 74E:
Assume that the change in concentration of N2O4 is small enough to be neglected in the following...Problem 75E:
Assume that the change in concentration of COC12 is small enough to be neglected in the following...Problem 76E:
Assume that the change in pressure of H2S is small enough to be neglected in the following problem....Problem 77E:
What are all concentrations after a mixture that contains [H2O]=1.00M and [Cl2O]=1.00M comes to...Problem 78E:
Calculate the number of grams of HI that are at equilibrium with 1.25 mol of H2 and 63.5 g of iodine...Problem 79E:
Butane exists as two isomers, n -butane and isobutane. Kp=2.5 at 25 C What is the pressure of...Problem 80E:
What is the minimum mass of CaCO3 required to establish equilibrium at a certain temperature in a...Problem 81E:
The equilibrium constant (Kc) for this reaction is 1.60 at 990 c: H2(g)+CO2(g)H2O(g)+CO(g) Calculate...Problem 82E:
In a 3.0-L vessel, the following equilibrium partial pressures are measured: N2, 190 torr; H2, 317...Problem 84E:
Antimony pentachloride decomposes according to this equation: SbCl5(g)SbCl3+Cl2(g) An equilibrium...Problem 85E:
Consider the equilibrium 4NO2(g)+6H2O(g)4NH3(g)+7O2(g) (a) What is the expression for the...Problem 86E:
The binding of oxygen by hemoglobin (Hb), giving oxy-hemoglobin (HbO2), is partially regulated by...Problem 87E:
Liquid N2o3 is dark blue at low temperatures, but the color fades and becomes greenish at higher...Problem 89E:
Calculate the equilibrium constant at 25 C for each of the following reactions from the value of...Problem 90E:
Calculate the equilibrium constant at the temperature given. (a) O2(g)+2F2(g)2F2O(g)(T=100C) (b)...Problem 92E:
Consider the following reaction at 298 K: N2O4(g)2NO2(g)Kp=0.142 What is the standard free energy...Problem 93E:
Determine the normal boiling point (inkelvin) of dichloroethane, CH2C12 . Find the actual boiling...Problem 95E:
At room temperature, the equilibrium constant (Kw) for the self-ionization of water is 1.0010-14...Problem 96E:
Hydrogen sulfide is a pollutant found in natural gas. Following its removal, it is converted to...Problem 97E:
Consider the decomposition of CaCO3(s) into CaO(s)andCO2(g) . What is the equilibrium partial...Problem 98E:
In the laboratory, hydrogen chloride (HCl(g)) and ammonia (NH3(g)) often escape from bottles of...Problem 99E:
Benzene can be prepared from acetylene. 3C2H2(g)C6H6(g) . Determine the equilibrium constant at 25 C...Problem 100E:
Carbon dioxide decomposes into CO and O2 at elevated temperatures. What is the equilibrium partial...Browse All Chapters of This Textbook
Chapter 1 - Essential IdeasChapter 2 - Atoms, Molecules, And IonsChapter 3 - Electronic Structure And Periodic Properties Of ElementsChapter 4 - Chemical Bonding And Molecular GeometryChapter 5 - Advanced Theories Of BondingChapter 6 - Composition Of Substances And SolutionsChapter 7 - Stoichiometry Of Chemical ReactionsChapter 8 - GasesChapter 9 - ThermochemistryChapter 10 - Liquids And Solids
Chapter 11 - Solutions And ColloidsChapter 12 - ThermodynamicsChapter 13 - Fundamental Equilibrium ConceptsChapter 14 - Acid-base EquilibriaChapter 15 - Equilibria Of Other Reaction ClassesChapter 16 - ElectrochemistryChapter 17 - KineticsChapter 18 - Representative Metals, Metalloids, And NonmetalsChapter 19 - Transition Metals And Coordination ChemistryChapter 20 - Nuclear ChemistryChapter 21 - Organic Chemistry
Sample Solutions for this Textbook
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More Editions of This Book
Corresponding editions of this textbook are also available below:
CHEMISTRY: ATOMS FIRST
18th Edition
ISBN: 9781947172180
Chemistry: Atoms First
1st Edition
ISBN: 9781630182151
Chemistry: Atoms First
18th Edition
ISBN: 9781938168154
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