A hydrocarbon contains 80% Carbon. Its empirical formula is: | Mole Concept and Some Basic Concepts of Chemistry — Chem-Mantra

Mole Concept and Some Basic Concepts of ChemistryeasyMCQ SINGLE

Question

A hydrocarbon contains 80% Carbon. Its empirical formula is:

Answer: C

💡 Solution & Explanation

$C:H$ ratio by mass is $80:20 = 4:1$. <br>Ratio by moles $= 4/12 : 1/1 = 1/3 : 1 = 1:3$. Formula is $CH_3$.

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