Question

A compound have vapour density 45g and its Empirical Formula is- CHO2. Find its Molecular Formula ?​

Answer 1

Answer:

The empirical formula is CH

2

O. Therefore, the empirical weight = 30 g.

Given, the molecular weight = 2×V.D = 2×45=90 g.

x=

Empirical weight

Molecular weight

=

30

90

=3

Molecular Formula=(Empirical Formula)

x

∴Molecular Formula=(CH

2

O)

3

=C

3

H

6

O

3

Answer 2

Explanation:

a compound has vapour density 45 and empirical formula is CHO2to find molecular formula

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