29. What volume of a 5.0 M CaCl2 solution do you need to make 1.0 L of a 0.1 M CaCl2 solution?30. Use the ideal gas law to determine what is the volume of 10.0 moles of gas under 5.0 atm ofpressure at a temperature of 200.0 degrees Celsius? Keep track of significant figures!31. 1 mole of ANY ideal gas has the same volume at room temperature and atmospheric pressure.T / F32. If an ideal gas is held at constant temperature and the pressure is increased, the volume of thegas: a. increases b. does not change c. decreases33. What are the spectator ions from the following reaction? AgNO3(aq) + MgCl2(aq) → ?a. Mg2+ and CI b. Ag* and Cl c. Mg²+ and NO3 d. Ag* and Cl34. AG = AH -TAS is the equation for the Gibbs free energy of reaction for a chemical process. Ifthe AG for a reaction is negative, the reaction can proceed to the products. T/F35. AG = AH -TAS is the equation for the Gibbs free energy of reaction for a chemical process. Ifthe AH for a reaction is positive and the AS is positive, it is possible for the reaction to proceedto the products. T/ F36. AG = AH -TAS is the equation for the Gibbs free energy of reaction for a chemical process. Ifthe AH for a reaction is positive and the AS is negative, it is possible for the reaction to proceedto the products. T/F37. НBr(aq) + коНag) >The reaction in problem 37 creates which of the following products?a.H2(g)b. H20(1)c. no reactiond. K20(s) 14C.12108b.6.42а.345738.In the graph for number 38, volume of base added to an acid solution is on the x axis and the pHof the acid solution is on the y axis. Which point on the graph indicates the equivalence point ofthe reaction where moles of acid = moles of base added?39. What is the pH of a solution that is 0.10M HCI(aq)?a. 10 b. -1 c. 1 d. -1040. What is the pH of a solution that is 0.10 M NaOH(aq) a. 13 b. 14 c. -1 d. 1

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What volume of a 5.0 M CaCl2 solution do you need to make 1.0 L of a 0.1 M CaCl2 solution?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

29. What volume of a 5.0 M CaCl2 solution do you need to make 1.0 L of a 0.1 M CaCl2 solution?
30. Use the ideal gas law to determine what is the volume of 10.0 moles of gas under 5.0 atm of
pressure at a temperature of 200.0 degrees Celsius? Keep track of significant figures!
31. 1 mole of ANY ideal gas has the same volume at room temperature and atmospheric pressure.
T / F
32. If an ideal gas is held at constant temperature and the pressure is increased, the volume of the
gas: a. increases b. does not change c. decreases
33. What are the spectator ions from the following reaction? AgNO3(aq) + MgCl2(aq) → ?
a. Mg2+ and CI b. Ag* and Cl c. Mg²+ and NO3 d. Ag* and Cl
34. AG = AH -TAS is the equation for the Gibbs free energy of reaction for a chemical process. If
the AG for a reaction is negative, the reaction can proceed to the products. T/F
35. AG = AH -TAS is the equation for the Gibbs free energy of reaction for a chemical process. If
the AH for a reaction is positive and the AS is positive, it is possible for the reaction to proceed
to the products. T/ F
36. AG = AH -TAS is the equation for the Gibbs free energy of reaction for a chemical process. If
the AH for a reaction is positive and the AS is negative, it is possible for the reaction to proceed
to the products. T/F
37. НBr(aq) + коНag) >
The reaction in problem 37 creates which of the following products?
a.H2(g)
b. H20(1)
c. no reaction
d. K20(s)

14
C.
12
10
8
b.
6.
4
2
а.
3
4
5
7
38.
In the graph for number 38, volume of base added to an acid solution is on the x axis and the pH
of the acid solution is on the y axis. Which point on the graph indicates the equivalence point of
the reaction where moles of acid = moles of base added?
39. What is the pH of a solution that is 0.10M HCI(aq)?
a. 10 b. -1 c. 1 d. -10
40. What is the pH of a solution that is 0.10 M NaOH(aq) a. 13 b. 14 c. -1 d. 1

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