# chemistry

how do you convert joules to kilojoules?

example: 2240.48 joules
3887.4 joules
13.85 joules

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1. 1456joules= 1.456kJ

k stands for one thousand.

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bobpursley
2. 1 joule = 0.001 kilojoules

2240.48 joules = 2.24048 kilojoules

Just move three decimal places to the left.

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3. It's just like converting any unit from the unit to the kilounit.
1000 J = 1 kJ.
2240.48 J x (1 kJ/1000 J) = ??

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