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lenauuuuuuuuuu
@lenauuuuuuuuuu
August 2022
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задача по химии очень нужно пожалуйста,кто может))))))))))))))))))))
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Лионелла1999
2C2H5OH+Cu=C2H5O-Cu-OC2H5+H2
M((C2H5O)2Cu)=154г/моль
n((C2H5O)2Cu)=m/M=18/154=0.117 моль
n(C2H5OH)=2*n((C2H5O)2Cu)=2*0.117=0.234 моль
M(C2H5OH)=46г/моль
m(C2H5OH)=n*M=0.234*46=10.764г
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Answers & Comments
M((C2H5O)2Cu)=154г/моль
n((C2H5O)2Cu)=m/M=18/154=0.117 моль
n(C2H5OH)=2*n((C2H5O)2Cu)=2*0.117=0.234 моль
M(C2H5OH)=46г/моль
m(C2H5OH)=n*M=0.234*46=10.764г