Mg + 2HCl = MgCl2 + H2
n(Mg)=m/M=100/24=4.17 (моль)
n(Mg):n(H2)=1:1
n(H2)=4.17 моль
V(H2)=V(mol)×n=22.4×2=44.8 (л)
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Mg + 2HCl = MgCl2 + H2
n(Mg)=m/M=100/24=4.17 (моль)
n(Mg):n(H2)=1:1
n(H2)=4.17 моль
V(H2)=V(mol)×n=22.4×2=44.8 (л)