Mg+2HCl=MgCl2+H2
m(H2)=12*2/24=1г
n(H2)=1/2=0,5моль
V(H2)=0,5*22,4=11,2л
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Mg+2HCl=MgCl2+H2
m(H2)=12*2/24=1г
n(H2)=1/2=0,5моль
V(H2)=0,5*22,4=11,2л