Answered

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Which information must be known about a compound to find the molecular formula from the empirical formula?

Sagot :

leen221037

Answer:

Empirical formulas can be determined from the percent composition of a compound. In order to determine its molecular formula, it is necessary to know the molar mass of the compound. Chemists use an instrument called a mass spectrometer to determine the molar mass of compounds.

hope this helps :3

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