а)D (HCl)=M (HCl) / M (H2)=36,5/2=18,25
б)D (H2S)=M (H2S)/M (H2)=34/2=17
в)D (NH3)=M (NH3)/M (H2)=17/2=8,5
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а)D (HCl)=M (HCl) / M (H2)=36,5/2=18,25
б)D (H2S)=M (H2S)/M (H2)=34/2=17
в)D (NH3)=M (NH3)/M (H2)=17/2=8,5