a current of 45A is passed through a solution of gold salt for 1 hour 45 minutes.calculate the mass of gold deposited

Answer 1

The mass of gold deposited can be calculated using Faraday's law of electrolysis:

m = (45A)(1.45h)(96500C/mol)(1mol/Au)

m = 5.6 x 10^4 g or 56 kg