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kkkh1
@kkkh1
August 2022
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Сколько процентов составляет массовая доля водорода в пероксиде водорода?
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Chemistry0forever
W=M(H2)/M(H2O2)=2/34=0,06=6%
1 votes
Thanks 1
ElenaScience
H2O2
W (H)= Ar (H)*2/Mr (H2O2)*100%
W (H)= 2/34*100%= 5.88%
Ответ: 5.88%
1 votes
Thanks 2
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Answers & Comments
W (H)= Ar (H)*2/Mr (H2O2)*100%
W (H)= 2/34*100%= 5.88%
Ответ: 5.88%