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06-01-2020
Chemistry

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the molecular mass of a compound of carbon and hydrogen is 42. its empirical formula is

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06-01-2020

Answer:

Empyrical formula is CH₂

Explanation:

A compound of carbon and hydrogen which has a molar mass of 42 g/m, is the propene, alkene of 3 carbons.

CH₂ == CH --- CH₃

As the molecular formula is C₃H₆, the empyrical formula (which is the simplest chemical formula with the minimum amount in whole numbers between its atoms ) is CH₂

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