The commercial aluminium (trivalent At wt. = 27) is generally obtained by eletrolysis. The total charge required (1 farad = 96500 coulomb) to deposit 9 gm of aluminium is
96500 coulomb
10000 coulomb
3266.6 coulomb
758.52 coulomb
for27gm-96500c
for9gm-?
ans is 3266.6 but why u gave wrong u stupid coach