6. Chemical Quantities & Aqueous Reactions
Redox Reactions
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ANSWERS OPTIONS
A
Cr3+(aq) + Cl2(g) + 2 H2O(l) → 2 HClO(aq) + 2 H+(aq) + Cr2+(aq)
E°cell = 1.11 V
ΔG° = −2.14×105 J
K = 3.52×1037
E°cell = 1.11 V
ΔG° = −2.14×105 J
K = 3.52×1037
B
2 HClO(aq) + 2 H+(aq) + Cr2+(aq) → Cr3+(aq) + Cl2(g) + 2 H2O(l)
E°cell = -1.11 V
ΔG° = 2.14×105 J
K = 2.84×10−38
E°cell = -1.11 V
ΔG° = 2.14×105 J
K = 2.84×10−38
C
2 HClO(aq) + 2 H+(aq) + Cr2+(aq) → Cr3+(aq) + Cl2(g) + 2 H2O(l)
E°cell = 2.11 V
ΔG° = −4.07×105 J
K = 2.36×1071
E°cell = 2.11 V
ΔG° = −4.07×105 J
K = 2.36×1071
D
Cr3+(aq) + Cl2(g) + 2 H2O(l) → 2 HClO(aq) + 2 H+(aq) + Cr2+(aq)
E°cell = −2.11 V
ΔG° = 4.07×105 J
K = 4.24×10−72
E°cell = −2.11 V
ΔG° = 4.07×105 J
K = 4.24×10−72