Sn4+(aq) + 2e– → Sn2+(aq) E° = 0.15 V Cr3+(aq) + e– → Cr2+(aq) E° = -0.41 V According to the standar — Electrochemistry Chemistry Question
Question
Sn4+(aq) + 2e– → Sn2+(aq) E° = 0.15 V
Cr3+(aq) + e– → Cr2+(aq) E° = -0.41 V
According to the standard reduction potentials above, what is the value of E˚ for the reaction below?
2Cr3+(aq) + Sn2+(aq) → 2Cr2+(aq) + Sn4+(aq)
A.
–0.97 V
B.✓ Correct
–0.56 V
C.
+0.56 V
D.
+0.97 V
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