Question

calculate the percentage mass of carbon in c2h5oh

Answer 1

The percentage composition of ethanol ( C2H5OH ) is: 52.2% of Carbon, 13.0% of Hydrogen, and 34.8% of Oxygen.........

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Answer 2

Answer:

% mass = ( number of element × mass of element × 100 )/ mass of compound

% mass of carbon = 2×12×100 / (12×2 + 6×1 + 16 )

= 2400 / 46 = 52%

Explanation:

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