A 0.50 A current passes for 40.0 min through two electrolytic cells connected in series. The first cell contains CuSO₄(aq) and the second contains Zn(NO₃)₂(aq). What mass of Zn is deposited in the second cell during the 40.0 min interval?
(Atomic masses: Cu = 63.55 g mol⁻¹, Zn = 65.38 g mol⁻¹)
a) 0.812g
b) 0.203g
c) 0.406g
d) 0.395g