20) For the following reaction: 2NH(g) →Na(g) + 3H2(g). calculate the work against a constant external pressure of 1 atm at 25 "C a) w-4955.15 J b) w--4955.15 J c) w=5406.61 d) w--5406.6

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...
icon
Related questions
Question
Q 20 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
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
Expert Solution
steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Knowledge Booster
Thermodynamics
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY