химияя. . 20б. . . . . . . . . . . . . . ,. . . . . . . ​

дано

W(C) = 80% = 0. 8

W(H) = 20% = 0. 2

D(H2) = 1. 034

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CxHy - ?

M(CxHy) = 29 * 1. 034 = 30 g/mol

n(C) : n(H) = 30*0. 8 / 12 : 30*0. 2 / 1 = 2 : 6

C2H6

Д) C2H6