Calories to joules

Convert calories to joules, with the math shown step by step.

10 cal = 41.84 J

Also equals

How it works

J = cal × 4.184

One calorie is exactly 4.184 joules, so multiplying by 4.184 turns calories into joules. For example, 100 cal is 418.4 J.

Calories	Joules	Foot-pounds	Kilojoules
0 cal	0 J	0	0
10 cal	41.84 J	30.86	0.04
20 cal	83.68 J	61.72	0.08
30 cal	125.52 J	92.58	0.13
40 cal	167.36 J	123.44	0.17

Printed from rocketcalc.io/energy/calories-to-joules/10