20 kcal to kj

Updated July 2026

20 kcal equals 83.68 kJ

20 kilocalories = 83.68 kJ. That is how many kilojoules there are in 20 kilocalories. Enter any value in the free energy converter to convert kilocalories to kilojoules (and every other unit) instantly — it runs privately in your browser.

Formula: Multiply by 4.184 — 1 kilocalorie = 4.184 kilojoules. So 20 × 4.184 = 83.68 kJ.

kcal to kj conversion table

kilocalorie (kcal)kilojoules (kJ)
5 kcal20.92 kJ
10 kcal41.84 kJ
15 kcal62.76 kJ
20 kcal83.68 kJ
25 kcal104.6 kJ
30 kcal125.52 kJ
35 kcal146.44 kJ

Frequently asked questions

How many kilojoules is 20 kilocalories?
20 kilocalories is 83.68 kilojoules. Multiply kcal by 4.184 to get kj.
What is 20 kcal to kj?
20 kilocalories = 83.68 kJ.
How do you convert kcal to kj?
Multiply by 4.184 — 1 kilocalorie = 4.184 kilojoules. So 20 × 4.184 = 83.68 kJ.

Other kcal to kj conversions

Convert 20 kcal to other units