A standard cell with the reaction 2 H+ + 2 Cr2+→H2 (g) + 2 Cr3+ has a potential of 0.44 V. What is the standard reduction potential for the half-reaction:
Cr3+ + e - →Cr2+
A) +0.44 V
B) +0.22 V
C) - 0.22 V
D) - 0.44 V
E) not enough information
Correct Answer:
Verified
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