Calories (15°C,CIPM, 1950)
The International Committee for Weights and Measures have defined one cal15 is the ammount of heat energy needed to raise the temperature of 1g of water from 14.5°C to 15.5°C
Calories (15°C,CIPM, 1950) to Btu (15.8°C, ISO)
Format
Accuracy
Note: Fractional results are rounded to the nearest 1/64. For a more accurate answer please select 'decimal' from the options above the result.
Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.
Note: For a pure decimal result please select 'decimal' from the options above the result.
Calories (15°C,CIPM, 1950) to Btu (15.8°C, ISO) formula
Btu (15.8°C, ISO) =
cal15 * 0.0039692
Calories (15°C,CIPM, 1950) to Btu (15.8°C, ISO) formula
Btu (15.8°C, ISO) =
cal15 * 0.0039692
Btu (15.8°C, ISO)
One BTU is defined as the energy required at 1 atmosphere to heat 1 avoirdupois pound of liquid water by 1 degree Fahrenheit. One Btu (15.8°C, ISO) equates to 1,054.5 J
Calories (15 °C, CIPM, 1950) to Btu (15.8°C, ISO) table
| -20.000cal15 | -0.079384Btu (15.8°C, ISO) |
| -19.000cal15 | -0.075414Btu (15.8°C, ISO) |
| -18.000cal15 | -0.071445Btu (15.8°C, ISO) |
| -17.000cal15 | -0.067476Btu (15.8°C, ISO) |
| -16.000cal15 | -0.063507Btu (15.8°C, ISO) |
| -15.000cal15 | -0.059538Btu (15.8°C, ISO) |
| -14.000cal15 | -0.055569Btu (15.8°C, ISO) |
| -13.000cal15 | -0.051599Btu (15.8°C, ISO) |
| -12.000cal15 | -0.047630Btu (15.8°C, ISO) |
| -11.000cal15 | -0.043661Btu (15.8°C, ISO) |
| -10.000cal15 | -0.039692Btu (15.8°C, ISO) |
| -9.0000cal15 | -0.035723Btu (15.8°C, ISO) |
| -8.0000cal15 | -0.031753Btu (15.8°C, ISO) |
| -7.0000cal15 | -0.027784Btu (15.8°C, ISO) |
| -6.0000cal15 | -0.023815Btu (15.8°C, ISO) |
| -5.0000cal15 | -0.019846Btu (15.8°C, ISO) |
| -4.0000cal15 | -0.015877Btu (15.8°C, ISO) |
| -3.0000cal15 | -0.011908Btu (15.8°C, ISO) |
| -2.0000cal15 | -0.0079384Btu (15.8°C, ISO) |
| -1.0000cal15 | -0.0039692Btu (15.8°C, ISO) |
| Calories (15°C,CIPM, 1950) | Btu (15.8°C, ISO) |
|---|---|
| 0.0000cal15 | 0.0000Btu (15.8°C, ISO) |
| 1.0000cal15 | 0.0039692Btu (15.8°C, ISO) |
| 2.0000cal15 | 0.0079384Btu (15.8°C, ISO) |
| 3.0000cal15 | 0.011908Btu (15.8°C, ISO) |
| 4.0000cal15 | 0.015877Btu (15.8°C, ISO) |
| 5.0000cal15 | 0.019846Btu (15.8°C, ISO) |
| 6.0000cal15 | 0.023815Btu (15.8°C, ISO) |
| 7.0000cal15 | 0.027784Btu (15.8°C, ISO) |
| 8.0000cal15 | 0.031753Btu (15.8°C, ISO) |
| 9.0000cal15 | 0.035723Btu (15.8°C, ISO) |
| 10.000cal15 | 0.039692Btu (15.8°C, ISO) |
| 11.000cal15 | 0.043661Btu (15.8°C, ISO) |
| 12.000cal15 | 0.047630Btu (15.8°C, ISO) |
| 13.000cal15 | 0.051599Btu (15.8°C, ISO) |
| 14.000cal15 | 0.055569Btu (15.8°C, ISO) |
| 15.000cal15 | 0.059538Btu (15.8°C, ISO) |
| 16.000cal15 | 0.063507Btu (15.8°C, ISO) |
| 17.000cal15 | 0.067476Btu (15.8°C, ISO) |
| 18.000cal15 | 0.071445Btu (15.8°C, ISO) |
| 19.000cal15 | 0.075414Btu (15.8°C, ISO) |
| Calories (15°C,CIPM, 1950) | Btu (15.8°C, ISO) |
|---|---|
| 20.000cal15 | 0.079384Btu (15.8°C, ISO) |
| 21.000cal15 | 0.083353Btu (15.8°C, ISO) |
| 22.000cal15 | 0.087322Btu (15.8°C, ISO) |
| 23.000cal15 | 0.091291Btu (15.8°C, ISO) |
| 24.000cal15 | 0.095260Btu (15.8°C, ISO) |
| 25.000cal15 | 0.099229Btu (15.8°C, ISO) |
| 26.000cal15 | 0.10320Btu (15.8°C, ISO) |
| 27.000cal15 | 0.10717Btu (15.8°C, ISO) |
| 28.000cal15 | 0.11114Btu (15.8°C, ISO) |
| 29.000cal15 | 0.11511Btu (15.8°C, ISO) |
| 30.000cal15 | 0.11908Btu (15.8°C, ISO) |
| 31.000cal15 | 0.12304Btu (15.8°C, ISO) |
| 32.000cal15 | 0.12701Btu (15.8°C, ISO) |
| 33.000cal15 | 0.13098Btu (15.8°C, ISO) |
| 34.000cal15 | 0.13495Btu (15.8°C, ISO) |
| 35.000cal15 | 0.13892Btu (15.8°C, ISO) |
| 36.000cal15 | 0.14289Btu (15.8°C, ISO) |
| 37.000cal15 | 0.14686Btu (15.8°C, ISO) |
| 38.000cal15 | 0.15083Btu (15.8°C, ISO) |
| 39.000cal15 | 0.15480Btu (15.8°C, ISO) |
| Calories (15°C,CIPM, 1950) | Btu (15.8°C, ISO) |
|---|---|
| 40.000cal15 | 0.15877Btu (15.8°C, ISO) |
| 41.000cal15 | 0.16274Btu (15.8°C, ISO) |
| 42.000cal15 | 0.16671Btu (15.8°C, ISO) |
| 43.000cal15 | 0.17067Btu (15.8°C, ISO) |
| 44.000cal15 | 0.17464Btu (15.8°C, ISO) |
| 45.000cal15 | 0.17861Btu (15.8°C, ISO) |
| 46.000cal15 | 0.18258Btu (15.8°C, ISO) |
| 47.000cal15 | 0.18655Btu (15.8°C, ISO) |
| 48.000cal15 | 0.19052Btu (15.8°C, ISO) |
| 49.000cal15 | 0.19449Btu (15.8°C, ISO) |
| 50.000cal15 | 0.19846Btu (15.8°C, ISO) |
| 51.000cal15 | 0.20243Btu (15.8°C, ISO) |
| 52.000cal15 | 0.20640Btu (15.8°C, ISO) |
| 53.000cal15 | 0.21037Btu (15.8°C, ISO) |
| 54.000cal15 | 0.21434Btu (15.8°C, ISO) |
| 55.000cal15 | 0.21830Btu (15.8°C, ISO) |
| 56.000cal15 | 0.22227Btu (15.8°C, ISO) |
| 57.000cal15 | 0.22624Btu (15.8°C, ISO) |
| 58.000cal15 | 0.23021Btu (15.8°C, ISO) |
| 59.000cal15 | 0.23418Btu (15.8°C, ISO) |
| 60.000cal15 | 0.23815Btu (15.8°C, ISO) |
| 61.000cal15 | 0.24212Btu (15.8°C, ISO) |
| 62.000cal15 | 0.24609Btu (15.8°C, ISO) |
| 63.000cal15 | 0.25006Btu (15.8°C, ISO) |
| 64.000cal15 | 0.25403Btu (15.8°C, ISO) |
| 65.000cal15 | 0.25800Btu (15.8°C, ISO) |
| 66.000cal15 | 0.26197Btu (15.8°C, ISO) |
| 67.000cal15 | 0.26594Btu (15.8°C, ISO) |
| 68.000cal15 | 0.26990Btu (15.8°C, ISO) |
| 69.000cal15 | 0.27387Btu (15.8°C, ISO) |
| 70.000cal15 | 0.27784Btu (15.8°C, ISO) |
| 71.000cal15 | 0.28181Btu (15.8°C, ISO) |
| 72.000cal15 | 0.28578Btu (15.8°C, ISO) |
| 73.000cal15 | 0.28975Btu (15.8°C, ISO) |
| 74.000cal15 | 0.29372Btu (15.8°C, ISO) |
| 75.000cal15 | 0.29769Btu (15.8°C, ISO) |
| 76.000cal15 | 0.30166Btu (15.8°C, ISO) |
| 77.000cal15 | 0.30563Btu (15.8°C, ISO) |
| 78.000cal15 | 0.30960Btu (15.8°C, ISO) |
| 79.000cal15 | 0.31357Btu (15.8°C, ISO) |