Question

10gm of organic compound having oxygen reacts
with oxygen to give 20gm CO2, and 18gm
H20 . Find % of oxygen in organic
Compound.​

Answer 1

Answer:

Mass of Carbon = 12u

Mass of CO

2

= 44u

Weight of CO

2

= 0.4655G

Weight of organic compound = 0.2115g

Percentage of Carbon=

Mass of CO

2

Mass of Carbon

×

Weight of organic compound

Weight of CO

2

×100

Percentage of Carbon=

44

12

×

0.2115

0.4655

×100=58.4%≈60.03%

Hence, option C is correct answer.

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