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gcher172
@gcher172
August 2022
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8 класс
Каковы масса и количество вещества воды, которая образовалась при сгорании 8 г водорода?
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tanyacool
Verified answer
2H₂+O₂=2H₂O
n(H₂)=m/M=8/2=4 моль
n(H₂O)=4 моль
m(H₂O)=4*18=72 г
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Answers & Comments
Verified answer
2H₂+O₂=2H₂On(H₂)=m/M=8/2=4 моль
n(H₂O)=4 моль
m(H₂O)=4*18=72 г