Isooctane Is a Primary Component of Gasoline and Gives Gasoline

question 26

Multiple Choice

Isooctane is a primary component of gasoline and gives gasoline its octane rating.Burning 1.00 mL of isooctane (d = 0.688g/mL) releases 33.0 kJ of heat.When 10.0 mL of isooctane is burned in a bomb calorimeter,the temperature in the bomb increases from 23.2°C to 66.5°C.What is the heat capacity of the bomb calorimeter?

• A) 11.2 kJ/°C
• B) −3.68 kJ/°C
• C) −7.62 kJ/°C
• D) 3.68 kJ/°C
• E) 7.62 kJ/°C

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