Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter12: Chemical Equilibrium
Section: Chapter Questions
Problem 85QRT
Related questions
Question
Q 12 please
![) Of the following, which one is a path function?
a) H
b) q
2)
A
15)
3) Of the following, AH, #0 is not zero for
a) O₂(g)
Consider the following two reactions:
16)
AH corresponds to an
a) negative, endothermic
c) positive, exothermic
17)
19)
b) C (graphite)
First law of thermodynamics is represented as
a) AE-q+RT
c) AE-q,-RT
c) S
process.
A-2B
A C
Determine the enthalpy change for the process: 24+2C →8B
a) 1871 kJ
b)-1871 kJ
The condition for standard enthalpy change is
a) 1 atm & 30 °C
b) 1 atm & 0 °C
8
b) negative, exothermic
d) zero, exothermic
c) N₂ (g)
AH=456.7 kJ/mol
All=-22.1 kJ/mol
AH =?
Calculate AH" for the reaction: 4CO(g) + 2H₂O(g) → 2CH(g) + 50:(g)
By using the following reactions and Hess's law:
(1) H:(g) + 1/202(g) → H₂O(g)
(2) C₂H(g) + 2H2(g) → C₂(g)
(3) C₂He(g) +7/20:2(g) → 2CO:(g) + 3H₂O(g)
b) -818.7 kJ
a) +255 kJ
c) 470.2 kJ
18) Which one of the following is the unit of the specific heat capacity?
20) For the following reaction: 2NH(g) →N2(g) + 3H2(g).
c) 1782.6 kJ
c) 1 atm & 25 °C
b) AE = q + AP
d) AE =q+w
R.C
AH-71.2 kJ
AH-94.5 kJ
AH--283 kl
calculate the work against a constant external pressure of 1 atm at 25 °C?
b) w=-4955.15 J
a) w = 4955.15 J
c) w=5406.61
d) F₂ (8)
d)-1782.6 kJ
d) G
d) 760 atm & 25 °C
d) 531 kJ
d) & C
J
Calculate the work done by 1.00 mole of an ideal gas expanding from a volume of 3 L to a volume
of 8 L at a constant external pressure of 2 atm?
c) w-1012.7J
a) w=1012.7 J
b) w -10.0 J
d) w-10.01
d) w--5406.6](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff271c2b3-8ff2-44d4-b255-fd41773a1095%2F018346b3-a41e-4ebf-8960-29c7f5cc4a8a%2F5zp2q24_processed.jpeg&w=3840&q=75)
Transcribed Image Text:) Of the following, which one is a path function?
a) H
b) q
2)
A
15)
3) Of the following, AH, #0 is not zero for
a) O₂(g)
Consider the following two reactions:
16)
AH corresponds to an
a) negative, endothermic
c) positive, exothermic
17)
19)
b) C (graphite)
First law of thermodynamics is represented as
a) AE-q+RT
c) AE-q,-RT
c) S
process.
A-2B
A C
Determine the enthalpy change for the process: 24+2C →8B
a) 1871 kJ
b)-1871 kJ
The condition for standard enthalpy change is
a) 1 atm & 30 °C
b) 1 atm & 0 °C
8
b) negative, exothermic
d) zero, exothermic
c) N₂ (g)
AH=456.7 kJ/mol
All=-22.1 kJ/mol
AH =?
Calculate AH" for the reaction: 4CO(g) + 2H₂O(g) → 2CH(g) + 50:(g)
By using the following reactions and Hess's law:
(1) H:(g) + 1/202(g) → H₂O(g)
(2) C₂H(g) + 2H2(g) → C₂(g)
(3) C₂He(g) +7/20:2(g) → 2CO:(g) + 3H₂O(g)
b) -818.7 kJ
a) +255 kJ
c) 470.2 kJ
18) Which one of the following is the unit of the specific heat capacity?
20) For the following reaction: 2NH(g) →N2(g) + 3H2(g).
c) 1782.6 kJ
c) 1 atm & 25 °C
b) AE = q + AP
d) AE =q+w
R.C
AH-71.2 kJ
AH-94.5 kJ
AH--283 kl
calculate the work against a constant external pressure of 1 atm at 25 °C?
b) w=-4955.15 J
a) w = 4955.15 J
c) w=5406.61
d) F₂ (8)
d)-1782.6 kJ
d) G
d) 760 atm & 25 °C
d) 531 kJ
d) & C
J
Calculate the work done by 1.00 mole of an ideal gas expanding from a volume of 3 L to a volume
of 8 L at a constant external pressure of 2 atm?
c) w-1012.7J
a) w=1012.7 J
b) w -10.0 J
d) w-10.01
d) w--5406.6
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