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Concentration Terms - An Introduction (w/w etc)

0.73g of orga...

Question

0.73g of organic compound gave 1.32g $C O_{2}$ . The % of carbon in the organic compound is:

A

55.24

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B

49.32

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C

48.64

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D

45.24

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Solution

The correct option is B 49.32
% C= $\frac{12}{44} \times \frac{M a s s o f C o_{2}}{M a s s o f c o m p a l} \times 100 = \frac{12}{44} \frac{1.32}{0.73} \times 100$
C=49.32%

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Concentration Terms - An Introduction (w/w etc)

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