Question

Given the following reduction half-reactions: Fe3+(aq)+e−→Fe2+(aq) E∘red=+0.77V S2O2−6(aq)+4H+(aq)+2e−→2H2SO3(aq) E∘red=+0.60V N2O(g)+2H+(aq)+2e−→N2(g)+H2O(l) E∘red=−1.77V VO+2(aq)+2H+(aq)+e−→VO2+(aq)+H2O(l) E∘red=+1.00V   Write balanced chemica

Given the following reduction half-reactions:
Fe3+(aq)+e−→Fe2+(aq)
E∘red=+0.77V
S2O2−6(aq)+4H+(aq)+2e−→2H2SO3(aq)
E∘red=+0.60V
N2O(g)+2H+(aq)+2e−→N2(g)+H2O(l)
E∘red=−1.77V
VO+2(aq)+2H+(aq)+e−→VO2+(aq)+H2O(l)
E∘red=+1.00V  

Write balanced chemical equation for the oxidation of Fe2+(aq) by S2O2−6(aq).  

Calculate ΔG∘ for this reaction at 298 K.

Calculate the equilibrium constant Kfor this reaction at 298 K.

Write balanced chemical equation for the oxidation of Fe2+(aq) by N2O(g).

Calculate ΔG∘ for this reaction at 298 K.

Calculate the equilibrium constant Kfor this reaction at 298 K.

Write balanced chemical equation for the oxidation of Fe2+(aq) by VO+2(aq).

Calculate ΔG∘ for this reaction at 298 K.

Calculate the equilibrium constant Kfor this reaction at 298 K.

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Given the following reduction half-reactions: Fe3+(aq)+e−→Fe2+(aq) E∘red=+0.77V S2O2−6(aq)+4H+(aq)+2e−→2H2SO3(aq) E∘red=+0.60V N2O(g)+2H+(aq)+2e−→N2(g)+H2O(l) E∘red=−1.77V VO+2(aq)+2H+(aq)+e−→VO2+(aq)+H2O(l) E∘red=+1.00V   Write balanced chemica
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