Deduce the empirical formula from the following molecular formulas:

CHEMISTRY · Multi-part · A Level · Chemistry · Amount of substance · Amount of substance

Problem

Deduce the empirical formula from the following molecular formulas: (1) C2H2\text{C}_2\text{H}_2 (2) H2O2\text{H}_2\text{O}_2 (3) C4H10\text{C}_4\text{H}_{10} (4) (COOH)2(\text{COOH})_2 (5) NH4NO3\text{NH}_4\text{NO}_3 (6) CH3CH2CH2COOH\text{CH}_3\text{CH}_2\text{CH}_2\text{COOH}

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