A compound is known to have an empirical formula of CH and a molar mass of 78.11 g/mol. What is its molecular formula?
The molar mass of Carbon (C) is 12.01 g/mol, and the molar mass of Hydrogen (H) is 1.00 g/mol. Adding these togther gives us the molar mass of the empirical formula:
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MFM/EFM= 78.11/13= 6
Molecular Formula= C6H6