Respostas

2014-02-15T18:21:11-02:00
Resposta

Q = 46mC = 46.10^-3C
e = 1,6.10^-19C

Q = ne
46.10^-3 = 1,6.10^-19n
n = 46.10^-3 / 1,6.10^-19
n = 28,75.10^-3.10^19
n = 28,75.10^16 eletrons