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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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If (a, b) is the solution to the system of equations shown above, and a and b are integers, then what is the value of a+b?
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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 m...
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