1.Дано: Д(возд) = 2,345
ὡ(С) = 88,24 %
Найти: СхНу - ?   2. Дано:
Д(Н2) = 48
m(в-ва) = 2,4 г
V(СО2) = 3,92 л
m(Н2О) = 2,7 г
Найти: СхНу - ?
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