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An Organic Compound Contains 69% Carbon; 15.3% Hydrogen And 30.7% Oxygen. Calculate The The Empirical Formula [C=12, H = 1, O = 16] - Erudites Academy
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An organic compound contains 69% carbon; 15.3% hydrogen and 30.7% oxygen. Calculate the the empirical formula [C=12, H = 1, O = 16]

by | Dec 27 | Chemistry JAMB | 0 comments

A. C4H12O
B. C3H9O
C. C4H8O
D. C3H8O

Correct Answer:

Option D – C3H8O

Explanation

C = 69/12; H = 15.3/1; O = 30.7/16;
C = 5.75, H = 15.3, O = 1.92

C = 5.75/1.92; H = 15.3/1.92; O = 1.92/1.92
C3H8O

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