A Bomb Calorimeter Has a Heat Capacity of 675 J/°C

question 42

Multiple Choice

A bomb calorimeter has a heat capacity of 675 J/°C and contains 925 g of water. If the combustion of 0.500 mole of a hydrocarbon increases the temperature of the calorimeter from 24.26°C to 53.88°C, determine the enthalpy change per mole of hydrocarbon. The specific heat of water = 4.184 J g^-1 °C^-1.

• A) -94.8 kJ
• B) -135 kJ
• C) -229 kJ
• D) -269 kJ
• E) -802 kJ

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