Question

la formula empirica del compuesto es ch si la masa molar , alguien sabe

Answer 1

FE: CH

Mm CH

C: 1 x 12 = 12 g/mol
H: 1 x 1  = 1 g/mol
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         Mm = 13 g/mol

n = 78 g/mol / 13 g/mol

n = 6

FM: (CH)n = (CH)6 =  C6H6 (BENCENO)