Respostas

2014-03-13T17:39:01-03:00
Resposta

Q = 6,4.10⁻⁶C
e = 1,6.10⁻¹⁹

n = Q/e

n =  6,4.10⁻⁶ /1,6.10⁻¹⁹

n = 4.10¹³ eletrons
8 4 8