Problem: A compound of carbon and hydrogen contains 92.3% C and has a molar mass of 78.1 g/mol. What is its molecular formula?

FREE Expert Solution

Since we are given %C and there is only hydrogen other than carbon in this molecule, we can compute for %H directly by getting the difference from 100% :

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A compound of carbon and hydrogen contains 92.3% C and has a molar mass of 78.1 g/mol. What is its molecular formula?

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