Question

find the mass% composition of ethonal​

Answer 1

Explanation:

1)First step, find out what is the molar mass of C2H5OH . Break up the formula to see what elements are involved.

2)Now you can calculate what is the molar mass of C2H5OH .

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

Answer 2

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