1.

64. The concentration of C = 85.45% and H = 14.55% isnot obcyed by the formula() CH 2 C2H 3) C2H6 4) CaHs

Answer»

It is not followed by option 3.Here C is having concentration of 80%

how

Molecular weight of c is 12 and that of H is 1So C2H6 have weight 30USo % of carbon = 24/30 = 80 %.



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