Question

Find the charge if the number of electrons is 4×18^-18.​

Answer 1

Answer:

Using q=nE

We have n= 4.1x10^18

E= 1.6x10^-19C

So, q = 4.1x10^18x1.6x10^-19

Or, charge = 6.56x10^-1

Ans. 0.656 C