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m = 18 g
A = 6
q = I x t
AL+3 = 27 g/mol / 3 eq/mol = 9 g/eq
1. 96500 coulombios ------ 9 g/eq
x ------ 18 g
x = 193,000 cbs.
2. Q = I x t
t = Q / I
t = 193000 cbs / 6 cbs/s
t = 32166,66 s
1 h ------- 3600 s
x ------- 32166.66 s
x = 8.94 horas