Question

De o n° de moléculas de gás cloro (cl2) contidos em 710 g nesse gás​

Answer 1

Cl2 = 2.35,5 => 71g/mol

1mol ===71g

x ===710g

71x ===1.710

x= 10mol

_________________________

1mol === 6,02.10^23

10mol === 60,2.10^23 => 6,02.10^24

6,02.10^24