Calculate the enthalpy, in kJ/mol, for the combustion of the hydrocarbon from the data from the previous steps. 9cal = 6191.78J n= 0.0019243682 mol %3D %3D AH = [ ? ] kJ/mol %3D Enter either a + or - sign AND the magnitude. Give your answer to three significant figures. AH (kJ/mol) Enter

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Chapter20: Environmental Chemistry-earth's Environment, Energy, And Sustainability
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Problem 18PS: The enthalpy of combustion of isooctane (C8H18), one of the many hydrocarbons in gasoline, is 5.45 ...
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Calculate the enthalpy, in kJ/mol, for the
combustion of the hydrocarbon from the
data from the previous steps.
9cal = 6191.78 J n= 0.0019243682 mol
AH = [ ? ] kJ/mol
Enter either a + or - sign AND the magnitude. Give
your answer to three significant figures.
AH (kJ/mol)
Enter
Transcribed Image Text:tml?ClassID=543616615# Calculate the enthalpy, in kJ/mol, for the combustion of the hydrocarbon from the data from the previous steps. 9cal = 6191.78 J n= 0.0019243682 mol AH = [ ? ] kJ/mol Enter either a + or - sign AND the magnitude. Give your answer to three significant figures. AH (kJ/mol) Enter
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