Question

Empirical formula of a compound isCH2O.If the molar mass of the compound
is60g/mol.Calculate its molecular formula.

Answer 1

Answer:

Explanation:

Empirical formula  

= CH

2

O

Empirical formula mass  

= 12g/mol + 2 g/mol + 16 g/mol = 30 g/mol

Molecular formula mass

Empirical formula mass

=

60 g/mol

30 g/mol

=

2

Molecular formula  

=

2

×

CH

2

O

=

C

2

H

4

O

2