How it works
J = cal ÷ 0.239005736138.
Enter a value in thermochemical calories to get its equivalent in joules. Use the inverse button to switch conversion direction.
1 cal = 4.18 J
J = cal ÷ 0.239005736138.
The result expresses the value entered in thermochemical calories as joules. This tool uses the thermochemical calorie (cal). Food labels usually mean kilocalories (kcal), which are 1,000 cal.
Last verified:
J = cal ÷ 0.239005736138.