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asselek1
@asselek1
October 2021
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определить массовую долю углерода в молекуле состава C2H5OH и CH3COOH?
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Alexei78
M(C2H5OH)=46g/mol
W(C)=12*2/46*100%=52.17%
M(CH3COOH)=60g/mol
W(C)=12*2/60*100%=40%
2 votes
Thanks 1
asselek1
Большое спасибо
asselek1
^_^
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Answers & Comments
W(C)=12*2/46*100%=52.17%
M(CH3COOH)=60g/mol
W(C)=12*2/60*100%=40%