Complete combustion of 0.54 g of an organic substance… | StemPy Lab

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Complete combustion of 0.54 g of an organic substance… | StemPy Lab

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Complete combustion of 0.54 g of an organic substance produces 0.99 g of CO₂. What is the carbon content of the substance, in per cent by mass?

ChemistryMediumHigh School (11–12)Organic Chemistry: Some Basic Principles and Techniques › Purification and Analysis of Organic Compounds A-Level IB

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Complete combustion of $0.54\ \text{g}$ of an organic substance produces $0.99\ \text{g}$ of $\text{CO}_2$ . What is the carbon content of the substance, in per cent by mass?

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← An extract, boiled with nitric acid, gives a pale yellow precipitate with silver nitrate. The precipitate dissolves only slightly in ammonia. Which halogen is present?A food analyst digests 0.64 g of breakfast cereal by Kjeldahl's method. The ammonia given off uses up 32 mL of 0.14 mol/L hydrochloric acid. Find the nitrogen content of the cereal, in per cent by mass. →

More onOrganic Chemistry: Some Basic Principles and Techniques › Purification and Analysis of Organic Compounds

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