Combustion of 2.50 g CH4 results in the absorption of energy by the calorimeter in the amounts below. 9cal = 49.4875 kJ 9H20 = 89.452 kJ %3D %3D What is the enthalpy of the combustion of methane, in kJ/mol? AH = [ ? ] kJ/mol Enter either a + or - sign AND the magnitude. Do not round until the end. Use significant figures. AH, comb (kJ/mol)

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Combustion of 2.50 g CH4 results in the
absorption of energy by the calorimeter in the
amounts below.
9cal = 49.4875 kJ
9H20 = 89.452 kJ
%3D
What is the enthalpy of the combustion of
methane, in kJ/mol?
AH = [ ? ] kJ/mol
Enter either a + or - sign AND the magnitude. Do
not round until the end. Use significant figures.
AH, comb (kJ/mol)
Enter
Transcribed Image Text:s_engine.html?ClassID=527350766# Combustion of 2.50 g CH4 results in the absorption of energy by the calorimeter in the amounts below. 9cal = 49.4875 kJ 9H20 = 89.452 kJ %3D What is the enthalpy of the combustion of methane, in kJ/mol? AH = [ ? ] kJ/mol Enter either a + or - sign AND the magnitude. Do not round until the end. Use significant figures. AH, comb (kJ/mol) Enter
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