Btu (3.9°C)
One BTU is the energy required to warm 1 avoirdupois pound of liquid water by 1 degree Fahrenheit, at one atmosphere. The Btu (3.9°C) uses the calorie value of water at the temperature of its maximum density
Btu (3.9°C) to Calories (15°C,CIPM, 1950)
Format
Accuracy
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Btu (3.9°C) to Calories (15°C,CIPM, 1950) formula
cal15 =
Btu (3.9°C) * 253.18
Btu (3.9°C) to Calories (15°C,CIPM, 1950) formula
cal15 =
Btu (3.9°C) * 253.18
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
Btu (3.9°C) to Calories (15 °C, CIPM, 1950) table
| Btu (3.9°C) | Calories (15°C,CIPM, 1950) |
|---|---|
| 0Btu (3.9°C) | 0.00cal15 |
| 1Btu (3.9°C) | 253.18cal15 |
| 2Btu (3.9°C) | 506.35cal15 |
| 3Btu (3.9°C) | 759.53cal15 |
| 4Btu (3.9°C) | 1012.71cal15 |
| 5Btu (3.9°C) | 1265.88cal15 |
| 6Btu (3.9°C) | 1519.06cal15 |
| 7Btu (3.9°C) | 1772.24cal15 |
| 8Btu (3.9°C) | 2025.41cal15 |
| 9Btu (3.9°C) | 2278.59cal15 |
| 10Btu (3.9°C) | 2531.76cal15 |
| 11Btu (3.9°C) | 2784.94cal15 |
| 12Btu (3.9°C) | 3038.12cal15 |
| 13Btu (3.9°C) | 3291.29cal15 |
| 14Btu (3.9°C) | 3544.47cal15 |
| 15Btu (3.9°C) | 3797.65cal15 |
| 16Btu (3.9°C) | 4050.82cal15 |
| 17Btu (3.9°C) | 4304.00cal15 |
| 18Btu (3.9°C) | 4557.18cal15 |
| 19Btu (3.9°C) | 4810.35cal15 |
| Btu (3.9°C) | Calories (15°C,CIPM, 1950) |
|---|---|
| 20Btu (3.9°C) | 5063.53cal15 |
| 21Btu (3.9°C) | 5316.71cal15 |
| 22Btu (3.9°C) | 5569.88cal15 |
| 23Btu (3.9°C) | 5823.06cal15 |
| 24Btu (3.9°C) | 6076.23cal15 |
| 25Btu (3.9°C) | 6329.41cal15 |
| 26Btu (3.9°C) | 6582.59cal15 |
| 27Btu (3.9°C) | 6835.76cal15 |
| 28Btu (3.9°C) | 7088.94cal15 |
| 29Btu (3.9°C) | 7342.12cal15 |
| 30Btu (3.9°C) | 7595.29cal15 |
| 31Btu (3.9°C) | 7848.47cal15 |
| 32Btu (3.9°C) | 8101.65cal15 |
| 33Btu (3.9°C) | 8354.82cal15 |
| 34Btu (3.9°C) | 8608.00cal15 |
| 35Btu (3.9°C) | 8861.18cal15 |
| 36Btu (3.9°C) | 9114.35cal15 |
| 37Btu (3.9°C) | 9367.53cal15 |
| 38Btu (3.9°C) | 9620.70cal15 |
| 39Btu (3.9°C) | 9873.88cal15 |
| Btu (3.9°C) | Calories (15°C,CIPM, 1950) |
|---|---|
| 40Btu (3.9°C) | 10127.06cal15 |
| 41Btu (3.9°C) | 10380.23cal15 |
| 42Btu (3.9°C) | 10633.41cal15 |
| 43Btu (3.9°C) | 10886.59cal15 |
| 44Btu (3.9°C) | 11139.76cal15 |
| 45Btu (3.9°C) | 11392.94cal15 |
| 46Btu (3.9°C) | 11646.12cal15 |
| 47Btu (3.9°C) | 11899.29cal15 |
| 48Btu (3.9°C) | 12152.47cal15 |
| 49Btu (3.9°C) | 12405.65cal15 |
| 50Btu (3.9°C) | 12658.82cal15 |
| 51Btu (3.9°C) | 12912.00cal15 |
| 52Btu (3.9°C) | 13165.17cal15 |
| 53Btu (3.9°C) | 13418.35cal15 |
| 54Btu (3.9°C) | 13671.53cal15 |
| 55Btu (3.9°C) | 13924.70cal15 |
| 56Btu (3.9°C) | 14177.88cal15 |
| 57Btu (3.9°C) | 14431.06cal15 |
| 58Btu (3.9°C) | 14684.23cal15 |
| 59Btu (3.9°C) | 14937.41cal15 |