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zhiaaa61
@zhiaaa61
July 2022
1
6
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m(Cu) =10кг
Cuo+H2=
н\н: m(CuO) ?
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Answers & Comments
ya1999
Решение:
X 10
CuO+H2->Cu+H2O
80 64
M(Cu)=64г/моль
m(Cu)=64г/моль•1 моль= 64г
M(CuO)= 64+16=80г/моль
m(CuO)=80г/моль•1моль=80г
80г--------64г
Xг---------10г
80•10
X= ---------=12,5г
64
ответ: m(CuO)=12,5г
1 votes
Thanks 2
zhiaaa61
спасибо)
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Answers & Comments
X 10
CuO+H2->Cu+H2O
80 64
M(Cu)=64г/моль
m(Cu)=64г/моль•1 моль= 64г
M(CuO)= 64+16=80г/моль
m(CuO)=80г/моль•1моль=80г
80г--------64г
Xг---------10г
80•10
X= ---------=12,5г
64
ответ: m(CuO)=12,5г