Question

Un hidrocarburo tiene la siguiente formula molecular:C15H32.Que orcentaje de carono tene?

Answer 1

1. Calcular Mm del C15H32

C: 15 x 12 = 180 g/mol
H: 32 x 1 = 32 g/mol
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       Mm = 212 g/mol

2. calcular % de carbono

212 g ------ 100%
180 g ------    x

x = 84.91 % C