In the laboratory a student burns a 0.596-g sample of acetylsalicylic acid (C,H§O4) in a bomb calorimeter containing 1090. g of water. The temperature increases from 24.40 °C to 26.80 °C. The heat capacity of water is 4.184 J g-l°C" 1 The molar heat of combustion is -3869 kJ per mole of acetylsalicylic acid.

Chemistry
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Ignition
wires
heat
Thermometer
Stirrer
A bomb calorimeter, or constant volume calorimeter, is a device often used to
determine the heat of combustion of fuels and the energy content of foods.
sample
Since the "bomb" itself can absorb energy, a separate experiment is needed to
determine the heat capacity of the calorimeter. This is known as calibrating the
calorimeter.
%3D
Water
In the laboratory a student burns a 0.596-g sample of acetylsalicylic acid
(C,H3O4) in a bomb calorimeter containing 1090. g of water. The temperature
increases from 24.40 °C to 26.80 °C. The heat capacity of water is 4.184 J gl°C
1
The molar heat of combustion is -3869 kJ per mole of acetylsalicylic acid.
C,H3O4(s) + 9 O2(g) -
→9 CO2(g) + 4 H20(1) + Energy
Calculate the heat capacity of the calorimeter.
Burning
sample
Insulated
Sample
dish
Steel
outside
chamber
bomb
heat capacity of calorimeter =
J/°C
Combustion (bomb) calorimeter.
Transcribed Image Text:Ignition wires heat Thermometer Stirrer A bomb calorimeter, or constant volume calorimeter, is a device often used to determine the heat of combustion of fuels and the energy content of foods. sample Since the "bomb" itself can absorb energy, a separate experiment is needed to determine the heat capacity of the calorimeter. This is known as calibrating the calorimeter. %3D Water In the laboratory a student burns a 0.596-g sample of acetylsalicylic acid (C,H3O4) in a bomb calorimeter containing 1090. g of water. The temperature increases from 24.40 °C to 26.80 °C. The heat capacity of water is 4.184 J gl°C 1 The molar heat of combustion is -3869 kJ per mole of acetylsalicylic acid. C,H3O4(s) + 9 O2(g) - →9 CO2(g) + 4 H20(1) + Energy Calculate the heat capacity of the calorimeter. Burning sample Insulated Sample dish Steel outside chamber bomb heat capacity of calorimeter = J/°C Combustion (bomb) calorimeter.
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