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  3. a single charcoal briquette has a mass of 0.1 kg,

A single charcoal briquette has a mass of 0.1 kg, and is made up of almost...

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Chemistry

A single charcoal briquette has a mass of 0.1 kg, and is made upof almost entirely carbon. I want to burn that briquette in air ina sealed oven. When the combustion is complete, the gases in theoven will include CO2, O2, and N2, and the mole fraction of CO2 inthis exhaust is 5%. How much air is needed (before the combustion)?Give your answer as kg, kg mole, and as a volume in m3 . Assumethat p = 1 atm, and T = 400 ËšC

Answer & Explanation Solved by verified expert
4.3 Ratings (707 Votes)
The combustion reaction can be represented as CO2 CO2 mass of C 01 kg moles of C 0112000833 kg moles moles of CO2 formed 000833 moles This correspond to 5 of exhausy gases So flow rat of exhaust gases 000833005 0167 kg    See Answer
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