Marks Calc

kilocalories to therms

Convert kilocalorie (food cal) to therm — instant, free, with the formula shown.

1 kcal=3.9657e-5 thm

How to convert kilocalorie (food cal) to therm

To convert kilocalorie (food cal) to therm, multiply by 3.9657e-5:

thm = kcal × 3.9657e-5

For example, 10 kcal × 3.9657e-5 = 0.000397 thm.

kcal to thm conversion table

kilocalories (kcal)therms (thm)
1 kcal3.9657e-5 thm
2 kcal7.9313e-5 thm
5 kcal0.000198 thm
10 kcal0.000397 thm
25 kcal0.000991 thm
50 kcal0.001983 thm
100 kcal0.003966 thm
250 kcal0.009914 thm
500 kcal0.019828 thm
1000 kcal0.039657 thm
Reverse: Therm to Kilocalorie (food cal)

Other kilocalorie (food cal) conversions

Convert to therm from another unit

kcal to thm — frequently asked

How many therms are in 1 kilocalorie (food cal)?

1 kilocalorie (food cal) = 3.9657e-5 therms (kcal × 3.9657e-5 = thm).

What is the formula to convert kilocalorie (food cal) to therm?

Multiply your kilocalorie (food cal) value by 3.9657e-5 to get therm.

How do I convert 10 kilocalories to therms?

10 kcal = 0.000397 thm. For 100 kcal the answer is 0.003966 thm. Use the calculator on this page for any other value.

When to convert kilocalorie (food cal) to therm

1Electricity bills (kWh)
2Nutrition labels (kcal / food cal)
3HVAC and heating (BTU, therms)
4Physics and chemistry (J, eV)

Energy conversion — common questions

Is a food calorie the same as a calorie?

No — a food 'Calorie' (capital C) actually means 1 kilocalorie = 1,000 small calories = 4,184 J. Nutrition labels typically write 'cal' meaning kcal.

How many joules in 1 kWh?

1 kWh = 3,600,000 J (3.6 MJ). Because 1 kW × 1 hour = 1,000 W × 3,600 s = 3,600,000 J.

What is a BTU?

British Thermal Unit — the energy required to raise 1 pound of water by 1 °F. 1 BTU ≈ 1,055 J.

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