NiftyRecipe Online energy conversion
MJ/kcal 239.005736 kJ/cal 239.005736 kWh/MJ 3.6 BTU/kJ 1.055056 kcal/MJ 0.004184 BTU/cal 252.164401
J / BTU

20 joules in BTU

0.018956 BTU

1 J = 0.000948 BTU · factor

Kilojoules and megajoules sit on the SI energy scale. This page is pure unit conversion-not a meal planner.

Enter a value and click Calculate - opens the page with the new result

Formula: joule to BTU

BTU = J × 0.000948 (1 J = 0.000948 BTU)

Reference values: joule → BTU
J BTU
1 J 0.000948 BTU
100 J 0.094782 BTU
200 J 0.189563 BTU
500 J 0.473909 BTU
1000 J 0.947817 BTU
2000 J 1.895634 BTU

All amounts for this pair

FAQ for J → BTU
20 joules in BTU

NiftyRecipe converts 20 joules to 0.018956 BTU with a fixed SI-linked factor.

Kilojoules and megajoules describe energy on a scientific scale. The ratio applied here is 1 joule = 0.000948 BTU, so this amount is 0.018956 BTU. Reverse check: 1 BTU ≈ 1055.055853 joule. That helps when a lab notebook or spreadsheet only lists one column.

Change the value in the calculator for homework, datasheets or rough process estimates. The wording stays technical on purpose so these pages read differently from food-label articles on the same site.