39. Which of the following regarding colligative properties of a solution is NOT correct? Colligative properties depend on the concentration of the particles dissolved in the a. solvent. b. Vapor pressure reduction is a colligative property. The temperature range over which a solution remains liquid is larger than that of the pure solvent due to the presence of solute particles. d. The change in the boiling point of a solvent due to the presence of a solute is a colligative property. The freezing point of a solution increases as the concentration of solute increases. C. e. 40. The normal boiling point of bromine is 58.8°C, and its enthalpy of vaporization is 30.91 kJ/mol. What is the approximate vapor pressure of bromine at 10.0°C? 0.998 atm 一 r In Pz enp-enp Athap enP2-enP, Athap t ) %31 d 0.145 atm In P, = -1.93 2 P. a. b. 0.735 atm e. 6.89 atm =1/1arm)-[30 .91 X10J c. 0.853 atm pl432=0.145 atm 81314 J/md ik a83 41. Determine the standard free energy change at 25°C for the reaction 2 H,(g)+0,(g) → 2 H,0(g), given S° (J/mol K) 33]8 Substance AHF(kJ/mol) Н.(g) O(g) Н.О(g) 205.0 2H, (g)+ Ozla)-→2H20 (e) [anAs (H,0]}f2Y 45(H) 130.6 I81 AS"-[a^ A (4,01}{24 45(H) -241.8 2×AS(t20' -198.5 kJ d. +457.1 kJ to a. 2. b. -1978 kJ +198.5 kJ e. ス対88.7 -スx130.6ta050 c. -457.1 kJ 42. A cup of coffee is heated in a microwave oven. It absorbs 40 kJ of energy from the microwave, and the volume slightly increases. Which of the following statements correctly describes the relationship between the change in enthalpy AH and the change in internal energy AE of the coffee?
39. Which of the following regarding colligative properties of a solution is NOT correct? Colligative properties depend on the concentration of the particles dissolved in the a. solvent. b. Vapor pressure reduction is a colligative property. The temperature range over which a solution remains liquid is larger than that of the pure solvent due to the presence of solute particles. d. The change in the boiling point of a solvent due to the presence of a solute is a colligative property. The freezing point of a solution increases as the concentration of solute increases. C. e. 40. The normal boiling point of bromine is 58.8°C, and its enthalpy of vaporization is 30.91 kJ/mol. What is the approximate vapor pressure of bromine at 10.0°C? 0.998 atm 一 r In Pz enp-enp Athap enP2-enP, Athap t ) %31 d 0.145 atm In P, = -1.93 2 P. a. b. 0.735 atm e. 6.89 atm =1/1arm)-[30 .91 X10J c. 0.853 atm pl432=0.145 atm 81314 J/md ik a83 41. Determine the standard free energy change at 25°C for the reaction 2 H,(g)+0,(g) → 2 H,0(g), given S° (J/mol K) 33]8 Substance AHF(kJ/mol) Н.(g) O(g) Н.О(g) 205.0 2H, (g)+ Ozla)-→2H20 (e) [anAs (H,0]}f2Y 45(H) 130.6 I81 AS"-[a^ A (4,01}{24 45(H) -241.8 2×AS(t20' -198.5 kJ d. +457.1 kJ to a. 2. b. -1978 kJ +198.5 kJ e. ス対88.7 -スx130.6ta050 c. -457.1 kJ 42. A cup of coffee is heated in a microwave oven. It absorbs 40 kJ of energy from the microwave, and the volume slightly increases. Which of the following statements correctly describes the relationship between the change in enthalpy AH and the change in internal energy AE of the coffee?
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Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Please show where i went wrong and the steps for 41
![39. Which of the following regarding colligative properties of a solution is NOT correct?
Colligative properties depend on the concentration of the particles dissolved in the
a.
solvent.
b. Vapor pressure reduction is a colligative property.
The temperature range over which a solution remains liquid is larger than that of the pure
solvent due to the presence of solute particles.
d. The change in the boiling point of a solvent due to the presence of a solute is a
colligative property.
The freezing point of a solution increases as the concentration of solute increases.
C.
e.
40. The normal boiling point of bromine is 58.8°C, and its enthalpy of vaporization is 30.91 kJ/mol. What is the
approximate vapor pressure of bromine at 10.0°C?
0.998 atm
一 r
In Pz
enp-enp Athap
enP2-enP,
Athap t )
%31
d 0.145 atm
In P, = -1.93 2
P.
a.
b. 0.735 atm
e.
6.89 atm
=1/1arm)-[30 .91 X10J
c.
0.853 atm
pl432=0.145 atm
81314 J/md ik
a83
41. Determine the standard free energy change at 25°C for the reaction 2 H,(g)+0,(g) → 2 H,0(g), given
S° (J/mol K)
33]8
Substance
AHF(kJ/mol)
Н.(g)
O(g)
Н.О(g)
205.0 2H, (g)+ Ozla)-→2H20 (e)
[anAs (H,0]}f2Y 45(H)
130.6
I81 AS"-[a^ A (4,01}{24 45(H)
-241.8
2×AS(t20'
-198.5 kJ
d. +457.1 kJ
to
a.
2.
b. -1978 kJ
+198.5 kJ
e.
ス対88.7 -スx130.6ta050
c.
-457.1 kJ
42. A
cup of coffee is heated in a microwave oven. It absorbs 40 kJ of energy from the microwave, and the volume
slightly increases. Which of the following statements correctly describes the relationship between the change in
enthalpy AH and the change in internal energy AE of the coffee?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffef23454-38d1-4713-a68e-ac868e92b8e3%2Ff146b6f8-c8c0-4f51-855c-d7ff32db7067%2F5hc2bp.jpeg&w=3840&q=75)
Transcribed Image Text:39. Which of the following regarding colligative properties of a solution is NOT correct?
Colligative properties depend on the concentration of the particles dissolved in the
a.
solvent.
b. Vapor pressure reduction is a colligative property.
The temperature range over which a solution remains liquid is larger than that of the pure
solvent due to the presence of solute particles.
d. The change in the boiling point of a solvent due to the presence of a solute is a
colligative property.
The freezing point of a solution increases as the concentration of solute increases.
C.
e.
40. The normal boiling point of bromine is 58.8°C, and its enthalpy of vaporization is 30.91 kJ/mol. What is the
approximate vapor pressure of bromine at 10.0°C?
0.998 atm
一 r
In Pz
enp-enp Athap
enP2-enP,
Athap t )
%31
d 0.145 atm
In P, = -1.93 2
P.
a.
b. 0.735 atm
e.
6.89 atm
=1/1arm)-[30 .91 X10J
c.
0.853 atm
pl432=0.145 atm
81314 J/md ik
a83
41. Determine the standard free energy change at 25°C for the reaction 2 H,(g)+0,(g) → 2 H,0(g), given
S° (J/mol K)
33]8
Substance
AHF(kJ/mol)
Н.(g)
O(g)
Н.О(g)
205.0 2H, (g)+ Ozla)-→2H20 (e)
[anAs (H,0]}f2Y 45(H)
130.6
I81 AS"-[a^ A (4,01}{24 45(H)
-241.8
2×AS(t20'
-198.5 kJ
d. +457.1 kJ
to
a.
2.
b. -1978 kJ
+198.5 kJ
e.
ス対88.7 -スx130.6ta050
c.
-457.1 kJ
42. A
cup of coffee is heated in a microwave oven. It absorbs 40 kJ of energy from the microwave, and the volume
slightly increases. Which of the following statements correctly describes the relationship between the change in
enthalpy AH and the change in internal energy AE of the coffee?
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