Simplify your energy conversions with examples.com. Convert Kilocalories to British Thermal Units and BTUs to Kilocalories in seconds!

Conversion Factors:

  • Kilocalories to British Thermal Units: 1 kcal = 3.96567 BTU
  • British Thermal Units to Kilocalories: 1 BTU = 0.252164 kcal

How to Convert Kilocalories to British Thermal Units:

To convert kilocalories to BTUs, multiply the number of kilocalories by 3.96567.

BTU=kcal×3.96567

Example: Convert 200 kilocalories to BTUs.

BTU=200×3.96567=793.134 BTU

How to Convert British Thermal Units to Kilocalories:

To convert BTUs to kilocalories, divide the number of BTUs by 3.96567.

kcal=BTU/3.96567

Example: Convert 500 BTUs to kilocalories.

kcal=500/3.96567=126.082 kcal

Kilocalories to British Thermal Units Conversion Table

Kilocalories (kcal)British Thermal Units (BTU)
1 kcal3.96567 btu
2 kcal7.93134 btu
3 kcal11.89701 btu
4 kcal15.86268 btu
5 kcal19.82835 btu
6 kcal23.79402 btu
7 kcal27.75969 btu
8 kcal31.72536 btu
9 kcal35.69103 btu
10 kcal39.6567 btu
20 kcal79.3134 btu
30 kcal118.9701 btu
40 kcal158.6268 btu
50 kcal198.2835 btu
60 kcal237.9402 btu
70 kcal277.5969 btu
80 kcal317.2536 btu
90 kcal356.9103 btu
100 kcal396.567 btu

kcal to btu Conversion Chart

British Thermal Units to Kilocalories Conversion Table

British Thermal Units (BTU)Kilocalories (kcal)
1 btu0.252164 kcal
2 btu0.504328 kcal
3 btu0.756492 kcal
4 btu1.008656 kcal
5 btu1.26082 kcal
6 btu1.512984 kcal
7 btu1.765148 kcal
8 btu2.017312 kcal
9 btu2.269476 kcal
10 btu2.52164 kcal
20 btu5.04328 kcal
30 btu7.56492 kcal
40 btu10.08656 kcal
50 btu12.6082 kcal
60 btu15.12984 kcal
70 btu17.65148 kcal
80 btu20.17312 kcal
90 btu22.69476 kcal
100 btu25.2164 kcal

btu to kcal Conversion Chart

Difference Between Kilocalories to British Thermal Units

AspectKilocalories (kcal)British Thermal Units (BTU)
Unit SystemMetricImperial
DefinitionAmount of energy needed to raise the temperature of 1 kg of water by 1°CAmount of energy needed to raise the temperature of 1 pound of water by 1°F
Common UsageNutritional contexts to measure the energy content of foodHeating, ventilation, and air conditioning (HVAC) to measure energy output
Conversion to Joules1 kcal ≈ 4.184 kilojoules1 BTU ≈ 1,055 joules
PrevalenceCommon in countries using the metric systemCommon in countries using the imperial system
Application in Food EnergyWidely used to label and calculate food energyRarely used for food energy measurement
Application in HVACRarely used in HVACWidely used in HVAC
Energy Measurement in Scientific ResearchOften used in biological and nutritional sciencesCommonly used in engineering and thermodynamic studies

1. Solved Examples on Converting Kilocalories to British Thermal Units

Example 1:

Convert 5 kilocalories to British Thermal Units:

5 kcal×3.96567=19.82835 btu

Example 2:

Convert 12 kilocalories to British Thermal Units:

12 kcal×3.96567=47.58804 btu

Example 3:

Convert 25 kilocalories to British Thermal Units:

25 kcal×3.96567=99.14175 btu

Example 4:

Convert 40 kilocalories to British Thermal Units:

40 kcal×3.96567=158.6268 btu

Example 5:

Convert 75 kilocalories to British Thermal Units:

75 kcal×3.96567=297.42525 btu

2. Solved Examples on Converting British Thermal Units to Kilocalories

Example 1:

Convert 10 British Thermal Units to Kilocalories:

10 btu÷3.96567=2.52164 kcal

Example 2:

Convert 25 British Thermal Units to Kilocalories:

25 btu÷3.96567=6.30541 kcal

Example 3:

Convert 50 British Thermal Units to Kilocalories:

50 btu÷3.96567=12.61082 kcal

Example 4:

Convert 75 British Thermal Units to Kilocalories:

75 btu÷3.96567=18.91623 kcal

Example 5:

Convert 100 British Thermal Units to Kilocalories:

100 btu÷3.96567=25.2164 kcal

What are kilocalories and British Thermal Units commonly used for?

Kilocalories are commonly used to measure the energy content in food and beverages.British Thermal Units are commonly used in the heating, ventilation, and air conditioning (HVAC) industry to measure energy output.

Can I use an online calculator to convert kilocalories to BTUs?

Yes, many online calculators can quickly and accurately convert kilocalories to BTUs and vice versa.

How do I convert a large number of kilocalories to BTUs?

For large conversions, multiply the number of kilocalories by 3.96567, just as you would for smaller numbers.

What types of problems require converting kilocalories to BTUs?

Problems involving energy content in food versus heating energy, as well as any scenario requiring unit conversions in scientific research, engineering, or HVAC applications.

Is it possible to convert BTUs to kilocalories accurately?

Yes, by dividing the number of BTUs by 3.96567, you can accurately convert BTUs to kilocalories.

Why is it important to convert kilocalories to BTUs?

Converting kilocalories to BTUs is important for comparing energy content in different units, especially in contexts like nutrition, heating, and air conditioning.