Ответ:
Mr(N2O3)=14*2+16*3=76
W(N)=(14*2)/76*100%=37%
W(O)=(16*3)/76*100%=63%
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Ответ:
Mr(N2O3)=14*2+16*3=76
W(N)=(14*2)/76*100%=37%
W(O)=(16*3)/76*100%=63%