Consider the acid-base reaction below. NH4+ (aq) + CN −(aq) ⇒ NH3(aq) + HCN(aq) K = 1.7 (a) What is the value of AGO at 298 K? ✔ kJ/mol 4.0 -1.32 What are the values of Q and AG at 298 K under the following conditions, and in which direction (→, , or ) is the reaction proceeding. [NH4+] [CN] [NH3] [HCN] (b) 0.10M 0.10M 0.10M 0.10M (c) 0.12M 0.10M 0.17M 0.12M (d) 0.10M 0.10M 0.18M 0.18M (b) 4.0 1.7 (c) 4.0 308 (d) 4.0 Q X x 4.00 4.0 -4.23 4.0 AG X kJ/mol X kJ/mol kJ/mol direction of reaction ос 11 0 00 O O O ↑ ↓ 11 11 ↑↓

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Consider the acid-base reaction below.
NH4+ (aq) + CN ¯(aq) = NH3(aq) + HCN(aq) K = 1.7
(a) What is the value of AG° at 298 K?
✓ kJ/mol
4.0 -1.32
What are the values of Q and AG at 298 K under the following conditions, and in which direction (→, ←, or ) is the reaction proceeding.
[NH4+] [CN] [NH3] [HCN]
(b) 0.10M
0.10M
0.10M 0.10M
(c) 0.12M
0.10M
0.17M 0.12M
(d) 0.10M 0.10M 0.18M 0.18M
(b) 4.0 1.7
(c)
4.0✓
(d) 4.0✓
308
Q
X 4.0 0
X
4.0 -4.23
4.0✓
AG
X kJ/mol
X kJ/mol
kJ/mol
direction of reaction
11
O O O
000
↑↓ 11
↑↓ 11
Transcribed Image Text:Consider the acid-base reaction below. NH4+ (aq) + CN ¯(aq) = NH3(aq) + HCN(aq) K = 1.7 (a) What is the value of AG° at 298 K? ✓ kJ/mol 4.0 -1.32 What are the values of Q and AG at 298 K under the following conditions, and in which direction (→, ←, or ) is the reaction proceeding. [NH4+] [CN] [NH3] [HCN] (b) 0.10M 0.10M 0.10M 0.10M (c) 0.12M 0.10M 0.17M 0.12M (d) 0.10M 0.10M 0.18M 0.18M (b) 4.0 1.7 (c) 4.0✓ (d) 4.0✓ 308 Q X 4.0 0 X 4.0 -4.23 4.0✓ AG X kJ/mol X kJ/mol kJ/mol direction of reaction 11 O O O 000 ↑↓ 11 ↑↓ 11
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