Weight of iron -theoretically deposited, 47.6 grams. Current efficiency = gg per cent. Current density = 0 . 5 6 amp. [Idcm. = 5 . z amPs*il'. No. watt hours = 0 . 3 2 3 X 141 X 0 . 6 7 = 3 0 . 5 . I watt hour = I . 55 grams iron. I kw. hour = 3 . 4 lbs. The following readings were taken:
Volt.Amp.