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Chemistry

Answered

Caffeine, a stimulant found in coffee, tea, and certain soft drinks, contains C, H, O, and N. Combustion of 1.000 mg of caffeine produces 1.813 mg CO2, 0.4639 mg H2O, and 0.2885 mg N2. Find the empirical and molecular formula of caffeine. It has a molar mass of 194.19 g mol-1.

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