Calories (20°C) to Btu (3.9°C) conversion

Btu (3.9°C) to Calories (20°C) (Swap Units)


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.

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Calories (20°C) to Btu (3.9°C) formula

Btu (3.9°C) =
cal20 * 0.0039464
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Show result in exponential format
More information: Calories (20°C)
More information: Btu (3.9°C)

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) 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

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< Smaller Values Larger Values >
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)