kilocalorie to kilojoule

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

kilocalorie
kilojoule
1 kcal = 4.184kJ

換算表

10 個示例值,從kilocalorie到kilojoule。任意值請用上方換算器。

kilocalorie (kcal)→kilojoule (kJ)
0.001 kcal → 0.004184 kJ
0.01 kcal → 0.04184 kJ
0.1 kcal → 0.4184 kJ
0.5 kcal → 2.092 kJ
1 kcal → 4.184 kJ
2 kcal → 8.368 kJ
5 kcal → 20.92 kJ
10 kcal → 41.84 kJ
100 kcal → 418.4 kJ
1,000 kcal → 4,184 kJ

關於kilocalorie

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

關於kilojoule

1000 J. Food labels in some countries.

How kilocalorie to kilojoule conversion works

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

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

Reference value1 kcal = 4.184 kJ
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.

常見問題

Frequently Asked Questions

How do I convert kilocalorie to kilojoule?

Multiply the kilocalorie value by 4.184 to get it in kilojoule. For example, 10 kcal = 41.84 kJ.

What is 1 kcal in kJ?

1 kcal = 4.184 kJ.

What is 100 kcal in kJ?

100 kcal = 418.4 kJ.

What is the formula?

Linear: multiply by 4.184 (the unit factor ratio).

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