Question

Дано: n(H2S)=3 моль m(H2S)-? V(H2S)-? N(H2S)-?

Answer 1

m(H2S)= n*M = 3*34 = 102 г
V(H2S) = n*Vm = 3*22.4 = 67.2 дм3
N(H2S) = n*Na = 3*6.02*10^23 = 18.06*10^23