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3. The enthalpy change for combustion of the coal is -30 kJ/g. Calculate, how much heat is released at combustion of 0.5 kg of the coal at constant pressure-

3. The enthalpy change for combustion of the coal is -30 kJ/g. Calculate, how much heat is released at combustion of 0.5 kg of the coal at constant pressure-

Chemistry by OpenStax (2015-05-04)
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter5: Thermochemistry
Section: Chapter Questions
Problem 46E: How much heat is produced by combustion of 125 g of methanol under standard state conditions?
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3. The enthalpy change for combustion of the coal is -30 kJ/g. Calculate, how much heat is released at combustion of 0.5 kg of the coal at constant pressure.
Transcribed Image Text:3. The enthalpy change for combustion of the coal is -30 kJ/g. Calculate, how much heat is released at combustion of 0.5 kg of the coal at constant pressure.
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