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For a Galvanic Cell That Uses the Following Two Half-Reactions

Question 90

Multiple Choice

For a galvanic cell that uses the following two half-reactions, Cr2O72-(aq) + 14 H+(aq) + 6 e- → 2 Cr3+(aq) + 7 H2O(l)
Sn(s) → Sn2+(aq) + 2 e-
How many moles of Sn(s) are oxidized by four moles of Cr2O72-?


A) 4
B) 8
C) 12
D) 24

Correct Answer:

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