A Calorimeter Is Used to Compare the Energy Content of Some

question 6

Multiple Choice

A calorimeter is used to compare the energy content of some fuels. During the calibration of the calorimeter, an electrical resistance heater supplies 120 J of heat and a temperature increase of 0.920°C is observed. Then, 0.3 g of a particular fuel is burned in this same calorimeter, and the temperature increases by 6.15°C. What is the amount of energy liberated per gram of fuel burned?

• A)2.7 kJ\g
• B)3.2 kJ\g
• C)4.1 kJ\g
• D)5.7 kJ\g

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