Problem: Use of the British thermal unit (Btu) is common in some types of engineering work. A Btu is the amount of heat required to raise the temperature of 1 lb of water by 1 oF.Calculate the number of joules in a Btu.

🤓 Based on our data, we think this question is relevant for Professor Decker's class at LUC.

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We are asked to calculate the number of joules in a Btu. 


Use the heat capacity 4.184 J/g°C


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Problem Details

Use of the British thermal unit (Btu) is common in some types of engineering work. A Btu is the amount of heat required to raise the temperature of 1 lb of water by 1 oF.

Calculate the number of joules in a Btu.

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Dimensional Analysis concept. You can view video lessons to learn Dimensional Analysis. Or if you need more Dimensional Analysis practice, you can also practice Dimensional Analysis practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Decker's class at LUC.