Answer
b) Btu
Work Step by Step
1 calorie= 4.184 J
1 Btu= 1055.06 J
1 kilojoule= 1000 J
We can see that the Btu is the largest unit of heat energy among the options given.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.