Етилен -- С2Н4
Mr(C2H4) = 12×2 + 1×4 = 26
W(C) = 24 : 26 × 100% = 92,31 %
W(H) = 100 - 92,31 = 7,69 %
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Етилен -- С2Н4
Mr(C2H4) = 12×2 + 1×4 = 26
W(C) = 24 : 26 × 100% = 92,31 %
W(H) = 100 - 92,31 = 7,69 %