In an electrolysis experiment electric current was passed for 5hr through two cells connected in series.The first cell contains gold salt and second contains $CuSO_4$ solution.9.83g of gold was deposited in first cell.The magnitude of current in amperes is :-

Question

$\begin{array}{1 1}(a)\;0.7amp&(b)\;0.8amp\\(c)\;0.6amp&(d)\;0.5amp\end{array}$