A Bomb Calorimeter Has a Heat Capacity of 2

question 38

Multiple Choice

A bomb calorimeter has a heat capacity of 2.47 kJ/K.When a 0.111-g sample of ethylene (C₂H₄) was burned in this calorimeter,the temperature increased by 2.26 K.Calculate the enthalpy change per mole of ethylene combusted.

• A) -5.29 kJ/mol
• B) -50.3 kJ/mol
• C) -624 kJ/mol
• D) -0.274 kJ/mol
• E) -1.41 × 10³ kJ/mol

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