Explain the heat of combustion for a sample of coal

Question # 00767287 Posted By: Shirley19 Updated on: 06/25/2020 08:33 AM Due on: 07/02/2020
Subject Chemistry Topic General Chemistry Tutorials:
Question
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Explain the heat of combustion for a sample of coal is 23.0kJ/g. Explain what quantity of coal (in grams) must be burned to heat 500.0 g of water from 20.0 degrees C to 95.0 degrees C. The specific heat capacity of water is 4.184 J. Is this answer reasonable?

 

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