W(H)=Ar(H)/Mr(H2O)×100%
W(H)=2/18×100%=11%
Ca+2HCI→CaCl2+H2
N2+O2→2NO
2Al(OH)3 t° → Al2O3+3H2O
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W(H)=Ar(H)/Mr(H2O)×100%
W(H)=2/18×100%=11%
Ca+2HCI→CaCl2+H2
N2+O2→2NO
2Al(OH)3 t° → Al2O3+3H2O