Question

la formula empirica de un compuesto es ch , muchas gracias

Answer 1

FE 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)