x=20,25гр -------5,6л
ZnО + 2HCl=ZnCl2+H2O
81гр----------22,4л
х=(81×5,6)÷22,4=20,25гр(ZnO)
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x=20,25гр -------5,6л
ZnО + 2HCl=ZnCl2+H2O
81гр----------22,4л
х=(81×5,6)÷22,4=20,25гр(ZnO)