EP BASIC CHEMISTRY-STANDALONE ACCESS
6th Edition
ISBN: 9780134999890
Author: Timberlake
Publisher: PEARSON CO
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Chapter 8, Problem 47APP
Predict the products and write a balanced equation for each of the following: (8.1, 8.2, 8.3)
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Question 7.102
2. Solving an enthalpy of neutralization problem. (see Chemistry 2e, Example 5.5):
a. Calculate q when 47.35 g of water is heated from 22.6 C to 31.1 C.
cal
9 = m CAT
q= (47.35) (8.5) (4.186)
True/False
Indicate whether the statement is true or false.
(2 marks)
1. A reaction XY occurs in a closed vessel. When it reaches equilibrium at temperature T, the
number of molecules changing from X to Y is equal to the number of molecules changing from Y
to X. (EQ1.1)
2. In an exothermic reaction, an increase in temperature favors the formation of products. (EQ1.6)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
(10 marks)
1. Under suitable laboratory conditions, the products of many chemical reactions can be made to
directly react to re-form the reactants. Such reactions are described as (EQ1.1)
a. dynamic.
b. stressed.
c. reversible.
d. catalyzed.
2. The state of chemical equlibrium exists when (EQ1.1)
a. one of more of the products is a gas or a solid.
b. products of a reaction recombine to form reactants.
c. concentration of reactants and products are equal.
d. forward and reverse reaction are occurring at the same rate.
3. Which is…
Chapter 8 Solutions
EP BASIC CHEMISTRY-STANDALONE ACCESS
Ch. 8.1 - State the number of atoms of oxygen in the...Ch. 8.1 - State the number of atoms of oxygen in the...Ch. 8.1 - Prob. 3PPCh. 8.1 - Determine whether each of the following equations...Ch. 8.1 - All of the following are balanced equations. State...Ch. 8.1 - All of the following are balanced equations. State...Ch. 8.2 - Balance each of the following chemical...Ch. 8.2 - Balance each of the following chemical...Ch. 8.2 - Prob. 9PPCh. 8.2 - Prob. 10PP
Ch. 8.2 - Balance each of the following chemical...Ch. 8.2 - Prob. 12PPCh. 8.2 - Write a balanced equation using the correct...Ch. 8.2 - Write a balanced equation using the correct...Ch. 8.2 - Dinitrogen oxide, also known as laughing gas, is a...Ch. 8.2 - When ethanol C2H6O(aq) is consumed, it reacts with...Ch. 8.2 - In the body, the amino acid alanine C3H7NO2(aq)...Ch. 8.2 - Prob. 18PPCh. 8.3 - Classify each of the following as a combination,...Ch. 8.3 - Classify each of the following as a combination,...Ch. 8.3 - Classify each of the following as a combination,...Ch. 8.3 - Classify each of the following as a combination,...Ch. 8.3 - Using Table 8.3, predict the products that would...Ch. 8.3 - Using Table 8.3, predict the products that would...Ch. 8.4 - Prob. 25PPCh. 8.4 - Identify each of the following as an oxidation or...Ch. 8.4 - Prob. 27PPCh. 8.4 - In each of the following, identify the reactant...Ch. 8.4 - In the mitochondria of human cells, energy is...Ch. 8.4 - Prob. 30PPCh. 8.4 - When linoleic acid, an unsaturated fatty acid,...Ch. 8.4 - Prob. 32PPCh. 8.4 - a. During cellular respiration, aqueous glucose...Ch. 8.4 - Aqueous fatty acids undergo reaction with oxygen...Ch. 8 - The chapter sections to review are shown in...Ch. 8 - The chapter sections to review are shown in...Ch. 8 - The chapter sections to review are shown in...Ch. 8 - The chapter sections to review are shown in...Ch. 8 - Prob. 39UTCCh. 8 - The chapter sections to review are shown in...Ch. 8 - Prob. 41UTCCh. 8 - If blue spheres represent nitrogen atoms, purple...Ch. 8 - Identify the type of reaction for each of the...Ch. 8 - Identify the type of reaction for each of the...Ch. 8 - Balance each of the following chemical equations,...Ch. 8 - Balance each of the following chemical equations,...Ch. 8 - Predict the products and write a balanced equation...Ch. 8 - Prob. 48APPCh. 8 - Write a balanced equation for each of the...Ch. 8 - Write a balanced equation for each of the...Ch. 8 - Prob. 51APPCh. 8 - Prob. 52APPCh. 8 - Prob. 53CPCh. 8 - Prob. 54CPCh. 8 - Prob. 55CPCh. 8 - Prob. 56CPCh. 8 - The following problems are related to the topics...Ch. 8 - Prob. 58CPCh. 8 - Prob. 59CPCh. 8 - In the following diagram, if red spheres are the...
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- 5.5.1 Given the following information: AH = -483.6 kJ/mol AH = +284.6 kJ/mol 2H2(g) + O2(g) 2H,O(g) 30:(g) 20;(g) %3! what is AH for 3H2(g) + O3(g) 3H;0(g)? a) -199 kJ/mol d) +768.2 kJ/mol b) -1010 kJ/mol e) -440.8 kJ/mol c) -867.7 kJ/molarrow_forward6.(0-2) Black powder was invented in China in the 9th century. It was used as an explosive with propelling properties. Today it is used in fireworks, model rocket engines, and replica black powder weapons. Black powder consists of potassium nitrate (potassium nitrate, KN03), charcoal and sulfur. A variety of chemical reactions take place when this mixture is exploded. One of these is shown below. 2KNO, +S+ 30 → K, S+N, ↑+3C0, 1 Knowing that carbon makes up 15% of the black powder, calculate the total volume of gases (under normal conditions) released when 0.1 kg of black powder explodes. Assume that only the chemical reaction given above occurs.arrow_forwardHow do answer this? Step by Step Question3.93arrow_forward
- 7.72 Classify each of the following as exothermic or endothermic: a. C3Hg(g) + 502(g) b. 2Na(s) + Cl,(g) c. PCI5(g) + 67 kJ → 3CO2(g) + 4H,O(g) + 2220 kJ 2NACI(s) + 819 kJ > PCI,(g) + Cl2(g)arrow_forwardIn a large building, oil is used in a steam boiler heating system.The combustion of 1.0 lb of oil provides 2.4 * 107 J. Howmany kilograms of oil are needed to heat 150 kg of water from22 °C to 100 °C? (3.4, 3.5)arrow_forwardKk.237.arrow_forward
- (7.6)Classify each of the following change or reaction as endothermic or exothermic. combustion of propane gas [Choose] [Choose endothermic vaporization of rubbing alcohol exothermic condensation of gas to liquid [Choose]arrow_forward(7.6)Aluminum oxide decomposes to aluminum and oxygen gas by the following reaction. Al2O3(s)- → 2Al(s) + 3/2 O2(g) A Hrxn 1676 kJ = Is this reaction endothermic or exothermic? [Choose ] [Choose 1676 kJ If 1.049 moles of aluminum was formed by the reaction, how much heat (kJ) would be involved? 440 kJ endothermic 1760 kJ 879 kJ exothermicarrow_forwardWhat mass of liquid water at room temperature (25°C) can be raised to its boiling point with the addition of 24 kJ of energy? (77g)arrow_forward
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