Question

an organic compound containing 40% carbon 6.67% hydrogen and rest oxygen.If the molecular mass of the compound is 60, find the empirical and molecular formula of the compound.​

Answer 1

Answer:

Medium

Answer

For this we make a table as:

Element

%Composition

Atomic Mass

Mole Ratio

Simple Ratio

C

40.00%

12

(40/12)

(3.33/3.33)=1

H

6.67%

1

(6.67/1)

(6.667/3.33)=2

O

53.33%

16

(53.33/16)

(3.33/3.33)=1

∴ Formula of compound is =CH

2

O