Calories (20°C)
One Calorie (20°C) is the amount of energy needed to raise the temperature of 1 gram of air-free water from 19.5 to 20.5 °C at atmospheric pressure.
Calories (20°C) to Btu (3.9°C)
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 (20°C) to Btu (3.9°C) formula
Btu (3.9°C) =
cal20 * 0.0039464
Calories (20°C) to Btu (3.9°C) formula
Btu (3.9°C) =
cal20 * 0.0039464
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
Calories (20°C) to Btu (3.9°C) table
| Calories (20°C) | Btu (3.9°C) |
|---|---|
| 0cal20 | 0.00Btu (3.9°C) |
| 1cal20 | 0.00Btu (3.9°C) |
| 2cal20 | 0.01Btu (3.9°C) |
| 3cal20 | 0.01Btu (3.9°C) |
| 4cal20 | 0.02Btu (3.9°C) |
| 5cal20 | 0.02Btu (3.9°C) |
| 6cal20 | 0.02Btu (3.9°C) |
| 7cal20 | 0.03Btu (3.9°C) |
| 8cal20 | 0.03Btu (3.9°C) |
| 9cal20 | 0.04Btu (3.9°C) |
| 10cal20 | 0.04Btu (3.9°C) |
| 11cal20 | 0.04Btu (3.9°C) |
| 12cal20 | 0.05Btu (3.9°C) |
| 13cal20 | 0.05Btu (3.9°C) |
| 14cal20 | 0.06Btu (3.9°C) |
| 15cal20 | 0.06Btu (3.9°C) |
| 16cal20 | 0.06Btu (3.9°C) |
| 17cal20 | 0.07Btu (3.9°C) |
| 18cal20 | 0.07Btu (3.9°C) |
| 19cal20 | 0.07Btu (3.9°C) |
| Calories (20°C) | Btu (3.9°C) |
|---|---|
| 20cal20 | 0.08Btu (3.9°C) |
| 21cal20 | 0.08Btu (3.9°C) |
| 22cal20 | 0.09Btu (3.9°C) |
| 23cal20 | 0.09Btu (3.9°C) |
| 24cal20 | 0.09Btu (3.9°C) |
| 25cal20 | 0.10Btu (3.9°C) |
| 26cal20 | 0.10Btu (3.9°C) |
| 27cal20 | 0.11Btu (3.9°C) |
| 28cal20 | 0.11Btu (3.9°C) |
| 29cal20 | 0.11Btu (3.9°C) |
| 30cal20 | 0.12Btu (3.9°C) |
| 31cal20 | 0.12Btu (3.9°C) |
| 32cal20 | 0.13Btu (3.9°C) |
| 33cal20 | 0.13Btu (3.9°C) |
| 34cal20 | 0.13Btu (3.9°C) |
| 35cal20 | 0.14Btu (3.9°C) |
| 36cal20 | 0.14Btu (3.9°C) |
| 37cal20 | 0.15Btu (3.9°C) |
| 38cal20 | 0.15Btu (3.9°C) |
| 39cal20 | 0.15Btu (3.9°C) |
| Calories (20°C) | Btu (3.9°C) |
|---|---|
| 40cal20 | 0.16Btu (3.9°C) |
| 41cal20 | 0.16Btu (3.9°C) |
| 42cal20 | 0.17Btu (3.9°C) |
| 43cal20 | 0.17Btu (3.9°C) |
| 44cal20 | 0.17Btu (3.9°C) |
| 45cal20 | 0.18Btu (3.9°C) |
| 46cal20 | 0.18Btu (3.9°C) |
| 47cal20 | 0.19Btu (3.9°C) |
| 48cal20 | 0.19Btu (3.9°C) |
| 49cal20 | 0.19Btu (3.9°C) |
| 50cal20 | 0.20Btu (3.9°C) |
| 51cal20 | 0.20Btu (3.9°C) |
| 52cal20 | 0.21Btu (3.9°C) |
| 53cal20 | 0.21Btu (3.9°C) |
| 54cal20 | 0.21Btu (3.9°C) |
| 55cal20 | 0.22Btu (3.9°C) |
| 56cal20 | 0.22Btu (3.9°C) |
| 57cal20 | 0.22Btu (3.9°C) |
| 58cal20 | 0.23Btu (3.9°C) |
| 59cal20 | 0.23Btu (3.9°C) |