Question

In: Chemistry

Calculate the equilibrium constant for each of the reactions at 25∘C. Standard Electrode Potentials at 25...

Calculate the equilibrium constant for each of the reactions at 25∘C.
Standard Electrode Potentials at 25 ∘C
Reduction Half-Reaction E∘(V)
Fe3+(aq)+3e− →Fe(s) -0.036
Sn2+(aq)+2e− →Sn(s) -0.14
Ni2+(aq)+2e− →Ni(s) -0.23
O2(g)+2H2O(l)+4e− →4OH−(aq) 0.40
Br2(l)+2e− →2Br− 1.09
I2(s)+2e− →2I− 0.54

Part A

2Fe3+(aq)+3Sn(s)→2Fe(s)+3Sn2+(aq)

Express your answer using two significant figures.

Part B

O2(g)+2H2O(l)+2Ni(s)→4OH−(aq)+2Ni2+(aq)

Express your answer using two significant figures.

Part C

Br2(l)+2I−(aq)→2Br−(aq)+I2(s)

Express your answer using two significant figures.

Solutions

Expert Solution

queen_honey_blossom answered 2 years ago
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