Question

if charge on 1 electron =1.6×10to the power -19
coloumb.how many electrons are required to make 4 coloumb charge?​

Answer 1

Answer:

25×10^18 electrons.

Answer 2

q = ne

4 = n × 1.6 × 10^-19

n = 4/ 1.6 × 10^-19

n = 2.5 × 10^19

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