CuO(s) + CO2(g) CUCO3(s)

General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter16: Acid-base Equilibria
Section: Chapter Questions
Problem 16.157QP: Weak base B has a pKb of 6.78 and weak acid HA has a pKa of 5.12. a Which is the stronger base, B or...
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10:13
LTE D
AA
ikamva.uwc.ac.za
Question 22
In the reaction:
CuO(s) + CO2(g)
CUCO3(s)
a) Cu²* acts as a Lewis acid and CO,2 acts as a Lewis
base.
b) 02 acts as a Lewis base and CO, acts as a Lewis
acid.
c) 02 acts as a Lewis base and Cu2* acts as a Lewis
acid.
d) CuO is the Lewis acid and CUCO3 is its conjugate
base.
e) CO, is the Lewis acid and CuCO, is its Lewis base.
Question 23
Consider the following system at equilibrium:
N2(g) + 3H2(g)
2NH3(g) + 92.94 kJ
Which of the following changes will shift the
equilibrium to the right?
I. increasing the temperature
II. decreasing the temperature
III. increasing the volume
IV. decreasing the volume
V. removing some NH3
VI. adding some NH,
VII. removing some N,
VIII. adding some N2
a) I, IV, VI, VII
b) II,III, V, VIII
c) I, VI, VIII
d) I, III, V, VII
e) CO, is the Lewis acid and CuCO, is its Lewis base.
Transcribed Image Text:10:13 LTE D AA ikamva.uwc.ac.za Question 22 In the reaction: CuO(s) + CO2(g) CUCO3(s) a) Cu²* acts as a Lewis acid and CO,2 acts as a Lewis base. b) 02 acts as a Lewis base and CO, acts as a Lewis acid. c) 02 acts as a Lewis base and Cu2* acts as a Lewis acid. d) CuO is the Lewis acid and CUCO3 is its conjugate base. e) CO, is the Lewis acid and CuCO, is its Lewis base. Question 23 Consider the following system at equilibrium: N2(g) + 3H2(g) 2NH3(g) + 92.94 kJ Which of the following changes will shift the equilibrium to the right? I. increasing the temperature II. decreasing the temperature III. increasing the volume IV. decreasing the volume V. removing some NH3 VI. adding some NH, VII. removing some N, VIII. adding some N2 a) I, IV, VI, VII b) II,III, V, VIII c) I, VI, VIII d) I, III, V, VII e) CO, is the Lewis acid and CuCO, is its Lewis base.
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