The number of moles of electrons passed when current of 2 A is passed through an solution of electrolyte for 20 minutes is ___________.

Options

A. `4.1 xx 10^(-4)` mol `e^(-)`
B. `1.24 xx 10^(-2)` mol `e^(-)`
C. `2.487 xx 10^(-2)` mol `e^(-)`
D. `2.487 xx 10^(-1)` mol `e^(-)`

Answer

C

Explanation

`(2 xx 20 xx 60)/(96500) = 0.02487 = 2.487 xx 10^(-2)` mole-