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What is the mass percent of oxygen in et...

What is the mass percent of oxygen in ethanol ?

A

0.5214

B

0.1313

C

0.16

D

0.3473

Text Solution

Verified by Experts

Molecular formula of ethenol `=C_2H_5OH`
Molar mass of ethenol of `2xx12.01+6xx1.008+16`
=46.068g
Mass percent of oxygen `=(16)/(46.068)xx100=34.73%`
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