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A-LevelChemistryChemical energetics9701/12 · Oct/Nov 2016 · Q91 Mark

In a calorimetric experiment 1.60 g of a fuel are burnt. 45.0% of the energy released is absorbed by 200 g of water. The temperature of the water rises from 18.0 °C to 66.0 °C. What is the total energy released per gram of fuel burnt (to 3 significant figures)?

A25100 J

B55700 J

C89200 J

D143000 J

✓ Correct answer

B: 55700 J

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About this question

Topic: Chemical energetics, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2016 Paper 1 Variant 2, question 9.

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