Select the correct answer.
What is the overall cell potential for this redox reaction?
Ba+ Ca2+ →→ Ba2+ + Ca
Given: Ba2+ + 2e→ Ba(s) = -2.90 and Ca2+ + 2e→ Ca(s) = -2.87
A. -0.13 V
B. 1.13 V
C. 0.30 V
D. 0.03 V