## Question

###### A sample of 1.25g of liquid benzene, C6H6, is burned in an adiabatic bomb calorimeter in the presence of oxygen gas_ The temperature before ignition was 21.314 degrees C and the temperature after the combustion was 26.519 degrees â‚¬_ The heat capacity of the entire calorimeter is 10,000 J/K: CsHs (V) 15 O2 (g) ~ > 12 COz (g) 6 HzO () Calculate the following and SHOW YOUR WORK ArxnU, A.H (enthalpy of combustion) at 298K A;He for CsHs given: A; He for COz (g)- -393.51kl/mol, A;H? forHzO (IJ is

A sample of 1.25g of liquid benzene, C6H6, is burned in an adiabatic bomb calorimeter in the presence of oxygen gas_ The temperature before ignition was 21.314 degrees C and the temperature after the combustion was 26.519 degrees â‚¬_ The heat capacity of the entire calorimeter is 10,000 J/K: CsHs (V) 15 O2 (g) ~ > 12 COz (g) 6 HzO () Calculate the following and SHOW YOUR WORK ArxnU, A.H (enthalpy of combustion) at 298K A;He for CsHs given: A; He for COz (g)- -393.51kl/mol, A;H? forHzO (IJ is-285.83 kJ/mol

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