British thermal unit to kilocalorie converter (btu to kcal)

Conversion Formula

1 btu = 0.252165 kcal

Step-by-Step Explanation

1. Understand the base relationship:
   1 British Thermal Unit = 1.06k joules
   1 Kilocalorie = 4.18k joules
2. Establish the conversion factor:
   1 btu = (1.06k J) / (4.18k J/kcal) = 0.252165 kcal
3. Apply the conversion:
   Multiply the value in btu by 0.252165 to get the equivalent in kcal

Example Conversion

Convert 5 btu to kcal:

5 btu × 0.252165 = 1.261 kcal