Chromium metal can be plated out from an acidic solution contain
Channel: Doubtnut
Date: 2020-02-16

Chromium metal can be plated out from an acidic solution containing `CrO_(3)` according to following equation, `CrO_(3(aq.))+6H^(+)+6e rarr Cr_((s))+3H_(2)O` Calculate : (i) How many gram of chromium will be plated out by 2400 columb ? (ii) How long will it take to place out 1.5g Cr by using 12.5 ampere current ?