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NiGhtWolFs
@NiGhtWolFs
July 2022
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Рассчитайте массовую долю водорода в молекуле гептана.
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lyubavasil
C7H16
W=n*Ar*100%/Mr Ar(H)=1 Mr(C7H16)=7*12+16=84+16-100
W(H)=1*16*100%/100=16%
Ответ: 16%
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lyubavasil
извини , поспешила
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Answers & Comments
W=n*Ar*100%/Mr Ar(H)=1 Mr(C7H16)=7*12+16=84+16-100
W(H)=1*16*100%/100=16%
Ответ: 16%