Thermochemical kilocalories to Kilojoules

Convert thermochemical kilocalories (kcal) to kilojoules (kJ). Live results, batch values, CSV export, formula and examples. Free, no sign-up.

Runs on your device · no data upload

FromTo

Values (one per line)Significant digits

Up to 500 values. Calculations stay on this device. Decimal point: dot. Results use floating-point arithmetic and the selected display precision.

Results

1 values converted

row	input	from	result	to	error
1	1	kcal	4.184	kJ	—

Calories are thermochemical (4.184 joules), BTU uses the International Table definition, and electronvolts use the exact elementary charge.

Raw response

[
  {
    "row": 1,
    "input": 1,
    "from": "kcal",
    "result": "4.184",
    "to": "kJ"
  }
]

How to convert thermochemical kilocalories to kilojoules

Enter one value or paste one value per line. Change precision, swap units, then copy or export the results. Invalid values are reported individually.

result = (value × 4184 + 0 − 0) ÷ 1000

Calories are thermochemical (4.184 joules), BTU uses the International Table definition, and electronvolts use the exact elementary charge.

Conversion examples
Thermochemical kilocalories (kcal)	Kilojoules (kJ)
0	0
1	4.184
10	41.84
100	418.4

Reference: NIST unit conversion factors. Decimal and binary storage prefixes are distinct; rounded display values do not change the underlying calculation.

Results

How to convert thermochemical kilocalories to kilojoules

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