Question

A collection of 1.25×1019 electrons has the charge
-3c,
-1c,
-2c

Answer 1

-2 C

Step-by-step explanation:

charge of an electron = -
`1.6x10^(-19)C`

therefore charge of 1.25 x
`10^(19)` electrons =
`(1.6x10^(-19)) x (-1.25x10^(19))` = -2 C