How many electrons would have to be removed from a copper penny to leave it with a positive charge of - Physics - Electric Charges And Fields

Question

How many electrons would have to be removed from a copper penny
to leave it with a positive charge of 10power-7

Abhay Kumar · Accepted Answer

10-7 = n|e|

10-7 = n * 1 6 *10-19
n= 0 625* 1012 electrons

How many electrons would have to be removed from a copper penny to leave it with a positive charge of 10power-7