May 2022 0 11 Report
Bila diketahui
Ni + Fe 2+ -> Ni 2+ + Fe E0 = - 0,19 volt
Al 3+ + 3e -> Al E0 = 1,66 volt
Fe 2+ + 2e -> Fe E0 = -0,44 volt
maka potensial sel standar untuk reaksi:
2Al (s) + 3 Ni2+ (aq) -> 2Al 3+ (aq) + 3Ni (s)
Adalah
a. + 2,57 volt
b. +1,91 volt
c. +0,91 volt
d. +1,41 volt
e. + 4,07 volt
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