Chemistry the Central Science 13th Edition Custom for Lamar University
13th Edition
ISBN: 9781269962667
Author: Theodore L. Brown, H. Eugene LeMay Jr., Bruce E. Bursten, Batherine J. Murphy, Patrick M. Woodward, Matthew W. Stoltzfus
Publisher: Pearson Learning Center
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Chapter 14, Problem 44E
Interpretation Introduction
Interpretation: The number of bricks incorporated in the interior of the given house at the given conditions is to be determined.
Concept Introduction: The number of bricks in the house is calculated by dividing the required heat capacity by the heat capacity of one brick.
To determine: The number of bricks in the given house to provide the heat capacity equal to given quantity of water.
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Part 1. Aqueous 0.010M AgNO 3 is slowly added to a 50-ml solution containing both carbonate [co32-] = 0.105 M
and sulfate [soy] = 0.164 M anions. Given the ksp of Ag2CO3 and Ag₂ soy below. Answer the ff:
Ag₂ CO3 = 2 Ag+ caq) + co} (aq)
ksp = 8.10 × 10-12
Ag₂SO4 = 2Ag+(aq) + soy² (aq) ksp = 1.20 × 10-5
a) which salt will precipitate first?
(b)
What % of the first anion precipitated will remain in the solution.
by the time the second anion starts to precipitate?
(c) What is the effect of low pH (more acidic) condition on the separate of the carbonate and
sulfate anions via silver precipitation? What is the effect of high pH (more basic)? Provide appropriate
explanation per answer
Part 4. Butanoic acid (ka= 1.52× 10-5) has a partition coefficient of 3.0 (favors benzene) when distributed bet.
water and benzene. What is the formal concentration of butanoic acid in each phase when
0.10M aqueous butanoic acid is extracted w❘ 25 mL of benzene
100 mL of
a) at pit 5.00
b) at pH 9.00
Calculate activation energy (Ea) from the following kinetic data: Temp (oC) Time (s) 23.0 180. 32.1 131 40.0 101 51.8 86.0 Group of answer choices 0.0269 kJ/mole 2610 kJ/mole 27.6 kJ/mole 0.215 kJ/mole 20.8 kJ/mole
Chapter 14 Solutions
Chemistry the Central Science 13th Edition Custom for Lamar University
Ch. 14.2 - Identify the force present and explain whether...Ch. 14.2 - Identify the force present and explain whether...Ch. 14.2 - Which of the following cannot leave or enter a...Ch. 14.2 - Prob. 14.2.2PECh. 14.2 - According to the first law of thermodynamics, what...Ch. 14.2 - Write an equation that expresses the first law of...Ch. 14.3 - Calculate AB and determine whether the process is...Ch. 14.3 - For the following processes, calculate the change...Ch. 14.3 - A gas is confined to a cylinder fitted with a...Ch. 14.3 - Consider a system consisting of two oppositely...
Ch. 14.3 - Prob. 14.6.1PECh. 14.3 - Indicate which of the following is independent of...Ch. 14.4 - During a normal breath, our lungs expand about...Ch. 14.4 - How much work (in J) is involved in a chemical...Ch. 14.4 - Why is the change in enthalpy usually easier to...Ch. 14.4 - Under what condition will the enthalpy change of a...Ch. 14.4 - Assume that the following reaction occurs at...Ch. 14.4 - Suppose that the gas-phase reaction 2NO(g) + 02(g)...Ch. 14.5 - Which of the following statements is or are true?...Ch. 14.5 - Prob. 14.10.2PECh. 14.5 - In the accompanying cylinder diagram, a chemical...Ch. 14.5 - Prob. 14.11.2PECh. 14.6 - Consider the two diagrams that follow. Based on...Ch. 14.6 - Consider the conversion of compound A into...Ch. 14.6 - What is the electrostatic potential energy (in...Ch. 14.6 - What is the electrostatic potential energy (in...Ch. 14.6 - Prob. 14.14.1PECh. 14.6 - Use the equations given in Problem 5.15 to...Ch. 14.6 - A sodium ion, Na+, with a charge of 1.6 x 10-19 C...Ch. 14.6 - A magnesium ion, Mg2+, with a charge of 3.2 x...Ch. 14 -
5.74 Using values from Appendix C, calculate the...Ch. 14 - Complete combustion of 1 mol of acetone (C2H6O)...Ch. 14 -
5.87 Consider the reaction 2H(g) + O2(g) ...Ch. 14 - The air bags that provide protection in...Ch. 14 -
5.111 From the following data for three...Ch. 14 -
5.123 Consider two solutions, the first being...Ch. 14 -
For each of the following transitions, give the...Ch. 14 - In this chapter, we have learned about the...Ch. 14 -
6.12 State where in the periodic table these...Ch. 14 - Einstein's 1905 paper on the photoelectric effect...Ch. 14 -
5.48 Consider the decomposition of liquid...Ch. 14 - Under constant-volume conditions, the heat of...Ch. 14 - Given the data use Hess's law to calculate H for...Ch. 14 -
5.67
What is meant by the term standard...Ch. 14 - S
5.68
What is the value of the standard enthalpy...Ch. 14 - For each of the following compounds, write a...Ch. 14 - Write balanced equations that describe the...Ch. 14 - The following is known as the thermite reaction:...Ch. 14 - (a) What are the units usually used to express the...Ch. 14 - Using values from Appendix C , calculate the...Ch. 14 -
5.77 Gasoline is composed primarily of...Ch. 14 - Prob. 21ECh. 14 - Ethanol (C2H5OH) is blended with gasoline as an...Ch. 14 -
5.80 Methanol (CH3OH) is used as a fuel in race...Ch. 14 -
5.81 Without doing any calculations, predict the...Ch. 14 -
5.82 Without doing any calculations, predict...Ch. 14 - Use bond enthalpies in Table 5.4 Q to estimate for...Ch. 14 - Use bond enthalpies in Table 5.40 to estimate for...Ch. 14 - Use enthalpies of formation given in Appendix C to...Ch. 14 -
5.86
The nitrogen atoms in an N2 molecule are...Ch. 14 -
5.89
What is meant by the term fuel value?
Which...Ch. 14 -
5.90
Which releases the most energy when...Ch. 14 -
5.91
A serving of a particular ready-to-serve...Ch. 14 -
5.92 A pound of plain M&M® candies contains 96 g...Ch. 14 -
5.93 The heat of combustion of fructose,...Ch. 14 -
5.94 The heat of combustion of ethanol,...Ch. 14 -
5.95 The standard enthalpies of formation of...Ch. 14 -
5.98 It is interesting to compare the ‘fuel...Ch. 14 - At the end of 2012, global population was about...Ch. 14 - Prob. 39ECh. 14 - (a) For a generic second-order reaction, what...Ch. 14 - A sample of gas is contained in a...Ch. 14 - Limestone stalactites and stalagmites are formed...Ch. 14 - Consider the systems shown in Figure 5.10. In one...Ch. 14 -
5.105 A house is designed to have passive solar...Ch. 14 -
5.108 A coffee-cup calorimeter of the type shown...Ch. 14 -
5.107
When a 0.235-9 sample of benzoic acid is...Ch. 14 -
5.108 Meals-ready-to-eat (MREs) are military...Ch. 14 - 5.109 Burning methane in oxygen can produce three...Ch. 14 - Prob. 49ECh. 14 - Ammonia (NH3) boils at -33 °C; at this temperature...Ch. 14 - Prob. 51ECh. 14 - Prob. 52ECh. 14 -
5.116 TheSun supplies about 1.0 kilowatt of...Ch. 14 -
5.117 Itis estimated that the net amount of...Ch. 14 -
5.118 At 20 °C (approximately room temperature)...Ch. 14 - Suppose an Olympic diver who weighs 52.0 kg...Ch. 14 -
5.120 Consider the combustion of a single...Ch. 14 -
5.121 Consider the following unbalanced...Ch. 14 - Consider the following acid-neutralization...Ch. 14 -
5.125 A sample of a hydrocarbon is combusted...Ch. 14 -
5.126 The methane molecule, CH4, has the geometry...Ch. 14 -
5.127 One of the best-selling light, or...Ch. 14 - A source of electromagnetic radiation produces...Ch. 14 - Which type of visible light has a longer...Ch. 14 - Consider the following three statements: For any...Ch. 14 - Prob. 66ECh. 14 - Prob. 67ECh. 14 -
A laser emits light that has a frequency of 4.69...Ch. 14 - Prob. 69ECh. 14 - Calculate the velocity of a neutron whose de...Ch. 14 - An orbital has n = 4 and ml = 0, 1, 2, 3 -3, - 2,...Ch. 14 -
What is the designation for the subshell with = 5...Ch. 14 - How many of the elements in the second row of the...Ch. 14 - Write the electron configuration for silicon,...Ch. 14 - A certain atom has an ns2np2electron configuration...Ch. 14 -
Which group of elements is characterized by an...Ch. 14 -
A certain atom has a [noble gas]5s24d105p4...Ch. 14 - Prob. 78ECh. 14 - Prob. 79ECh. 14 -
6.2 A popular kitchen appliance produces...Ch. 14 - 6.3 The following diagrams represent two...Ch. 14 -
6.4 Stars do not all have the same temperature....Ch. 14 - 6 5 The familiar phenomenon of a rainbow results...Ch. 14 -
6.7 A certain quantum mechanical system has the...Ch. 14 - Consider the three electronic transitions in a...Ch. 14 - Prob. 86ECh. 14 -
6.9 The contour representation of one of the...Ch. 14 -
6.10 The accompanying drawing shows a contour...Ch. 14 -
8.11 Four possible electron configurations for a...Ch. 14 -
6.14
a What is the relationship between the...Ch. 14 - Label each of the following statements as true or...Ch. 14 - Determine which of the following statements are...Ch. 14 - Arrange the following kinds of electromagnetic...Ch. 14 - List the following types of electromagnetic...Ch. 14 - What is the frequency of radiation that has a...Ch. 14 - What is the frequency of radiation whose...Ch. 14 - A laser pointer used in a lecture hall emits light...Ch. 14 - Prob. 98AECh. 14 - If human height were quantized in 1-foot...Ch. 14 - A gas is confined to a cylinder under constant...Ch. 14 - The complete combustion of ethanol, C2H5OH(l), to...Ch. 14 - The decomposition of Ca(OH)2(s) into CaO(s) and...Ch. 14 - Prob. 103AECh. 14 -
5.42 Without referring to tables, predict which...Ch. 14 - Consider the following reaction: 2 Mg(s) + 02(g)2...Ch. 14 -
544 Consider the following reaction:
2...Ch. 14 - When solutions containing silver ions and chloride...Ch. 14 - At one time, a common means of forming small...Ch. 14 - Prob. 109AECh. 14 - 5.49
a What are the units of molar heat...Ch. 14 - Two solid objects, A and B, are placed in boiling...Ch. 14 - What is the specific heat of liquid water? What is...Ch. 14 -
5.52
a. Which substance in Table 5.2 requires...Ch. 14 - The specific heat of octane, C8H18(l), is 2.22...Ch. 14 -
6.54 Consider the data about gold metal in...Ch. 14 - When a 6-50-g sample of solid sodium hydroxide...Ch. 14 -
5.56
a. When a 4 25-g sample of solid ammonium...Ch. 14 - A 2.200-g sample of quinone (C5H402) is burned in...Ch. 14 -
8.68 A 1.800-g sample of phenol (C6H5OH) was...Ch. 14 -
5.60 Under constant-volume conditions, the heat...Ch. 14 -
5.61 Can you use an approach similar to Hess's...Ch. 14 -
5.62 Consider the following hypothetical...Ch. 14 - Calculate the enthalpy change for the reaction...Ch. 14 - From the enthalpies of reaction calculate H for...Ch. 14 - From the enthalpies of reaction Calculate H for...
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- Calculate activation energy (Ea) from the following kinetic data: Temp (oC) Time (s) 23.0 180. 32.1 131 40.0 101 51.8 86.0 choices: 0.0269 kJ/mole 2610 kJ/mole 27.6 kJ/mole 0.215 kJ/mole 20.8 kJ/molearrow_forwardCalculate activation energy (Ea) from the following kinetic data: Temp (oC) Time (s) 23.0 180. 32.1 131 40.0 101 51.8 86.0arrow_forwardDon't used hand raiting and don't used Ai solutionarrow_forward
- Rank the compounds in each group below according to their reactivity toward electrophilic aromatic substitution (most reactive = 1; least reactive = 3). Place the number corresponding to the compounds' relative reactivity in the blank below the compound. a. CH₂F CH3 F b. At what position, and on what ring, is bromination of phenyl benzoate expected to occur? Explain your answer. :0: C-O phenyl benzoate 6.Consider the reaction below to answer the following questions. A B C NO₂ FeBr3 + Br₂ D a. The nucleophile in the reaction is: BODADES b. The Lewis acid catalyst in the reaction is: C. This reaction proceeds d. Draw the structure of product D. (faster or slower) than benzene.arrow_forwardPart 2. A solution of 6.00g of substance B in 100.0mL of aqueous solution is in equilibrium, at room temperature, wl a solution of B in diethyl ether (ethoxyethane) containing 25.0 g of B in 50.0 mL 9) what is the distribution coefficient of substance B b) what is the mass of B extracted by shaking 200 ml of an aqueous solution containing 10g of B with call at room temp): i) 100 mL of diethyl ether ii) 50ml of diethyl ether twice iii) 25ml of diethyl ether four timesarrow_forward- Rank the following groups of compounds from most acidic (1) to least acidic (4). Place the number corresponding to the compound's relative rank in the blank below the structure. a. NO₂ NO₂ CH2CH2CH2CH2OH CH3 CH3CH2CHOH CH3CH2CH2CH2OH NO₂ CH3CHCH2CH2OH b. OH OH CH₂OH CO₂H HC CN CN CNarrow_forward
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