A 43.40 mg sample of an alcohol contains 15.10 mg O, 22.6 mg C, and the rest is hydrogen. What is its percent composition of oxygen? [?] % O

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Prafulla Kumar Sahu asked Oct 10, 2023

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A 43.40 mg sample of an alcohol

contains 15.10 mg O, 22.6 mg C, and
the rest is hydrogen. What is its
percent composition of oxygen?

[?] % O

Chemistry
high-school

Prafulla Kumar Sahu asked Oct 10, 2023

by Prafulla Kumar Sahu

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1 Answer

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The percentage composition of a given compound is defined as the ratio of the amount of each element to the total amount of individual elements present in the compound multiplied by 100

$(15.1)/(43.4) * 100\%$

= 34.79 %

OldCurmudgeon answered Oct 17, 2023

by OldCurmudgeon

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