Question

A COMPOUND HAS MOLECULAR WEIGHT 90 AND ITS EMPIRICAL FORMULA IS CHO2. FIND ITS MOLECULAR FORMULA.. OF THE COMPOUND.​

Answer 1

Answer:

The weight of empirical formula is (12+1+32)=45.

n=

Empirical weight

Molecular weight

=2

Now, multiplying empirical formula by n gives C

2

H

2

O

4

.