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Physical Properties

0.45 g of an ...

Question

0.45 g of an organic compound gave 0.44g of CO2 and 0.09g of H2O. The molecular mass of the compound is 90amu. Calculate the molecular formula.

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Similar questions

Q. An organic compound on analysis gave the following composition.

Carbon = 40%, Hydrogen = 6.66%, Oxygen = 53.34%. Calculate its molecular formula, if molecular mass is 90.

Q. Quantitative analysis of an organic compound gave the following results.
Percentage of carbon = 92.3 and percentage of hydrogen = 7.7
If the molecular weight of the compound is 78. Calculate its molecular formula.

Q. An organic compound gave

C = 92.31 %

H = 7.69 %

. If molecular weight of the compound is

78

, its molecular formula is:

Q. Combustion of

0.277 g m

of an organic compound gave

0.66 g

Carbon dioxide and

0.337 g m

Water vapour density of the compound is equal to

37

Calculate its molecular formula .

Q. An organic compound contains

C, H

O

0.3

g of this compound on combustion yielded

0.44

C O_{2}

0.18

H_{2} O .

If the weight of

1

mole of compound is

60

, then the molecular formula is :

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