joule to kilocalorie

Live joule (J) to kilocalorie (kcal) converter. Plus a 10-value reference table and FAQs.

joule
kilocalorie
1 J = 0.0002kcal

换算表

10 个示例值,从joule到kilocalorie。任意值请用上方换算器。

joule (J)→kilocalorie (kcal)
0.001 J → 2.3901e-7 kcal
0.01 J → 2.3901e-6 kcal
0.1 J → 2.3901e-5 kcal
0.5 J → 0.00012 kcal
1 J → 0.000239 kcal
2 J → 0.000478 kcal
5 J → 0.001195 kcal
10 J → 0.00239 kcal
100 J → 0.023901 kcal
1,000 J → 0.239006 kcal

关于joule

SI unit of energy. 1 N·m.

关于kilocalorie

1000 calories (4.184 kJ). Food labels in the US.

How joule to kilocalorie conversion works

Both units belong to Energy. Unitbox first expresses the input in the category reference unit (J), then expresses that same quantity in kilocalorie.

The right unit depends on the convention used by your industry, country, instrument, or source document.

Reference value1 J = 0.00023901 kcal
CalculationBrowser-side, using Unitbox's shared unit data
Review noteFor safety-critical work, verify against the governing standard or instrument manual.

Unit definitions and conversion factors are maintained in the Unitbox methodology. Last reviewed with the current conversion dataset.

常见问题

Frequently Asked Questions

How do I convert joule to kilocalorie?

Multiply the joule value by 0.000239 to get it in kilocalorie. For example, 10 J = 0.0024 kcal.

What is 1 J in kcal?

1 J = 0.000239 kcal.

What is 100 J in kcal?

100 J = 0.0239 kcal.

What is the formula?

Linear: multiply by 0.000239 (the unit factor ratio).

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