Btu (3.9°C) to Calories (15 °C, NBS 1939)

Calories (15 °C, NBS 1939) to Btu (3.9°C) (Swap Units)


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Btu (3.9°C) to Calories (15 °C, NBS 1939) formula

cal(NBS) =
Btu (3.9°C) * 253.16
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More information: Btu (3.9°C)
More information: Calories (15 °C, NBS 1939)

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, NBS 1939) formula

cal(NBS) =
Btu (3.9°C) * 253.16

Calories (15 °C, NBS 1939)

The National Bureau of Standards (NBS, now known as The National Institute of Standards and Technology) defined the cal15 as being the ammount of energy needed to warm 1g of water from 14.5°C to 15.5°C


Btu (3.9°C) to Calories (15 °C, NBS 1939) table

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< Smaller Values Larger Values >
Btu (3.9°C) Calories (15 °C, NBS 1939)
0Btu (3.9°C) 0.00cal(NBS)
1Btu (3.9°C) 253.16cal(NBS)
2Btu (3.9°C) 506.32cal(NBS)
3Btu (3.9°C) 759.47cal(NBS)
4Btu (3.9°C) 1012.63cal(NBS)
5Btu (3.9°C) 1265.79cal(NBS)
6Btu (3.9°C) 1518.95cal(NBS)
7Btu (3.9°C) 1772.11cal(NBS)
8Btu (3.9°C) 2025.27cal(NBS)
9Btu (3.9°C) 2278.42cal(NBS)
10Btu (3.9°C) 2531.58cal(NBS)
11Btu (3.9°C) 2784.74cal(NBS)
12Btu (3.9°C) 3037.90cal(NBS)
13Btu (3.9°C) 3291.06cal(NBS)
14Btu (3.9°C) 3544.22cal(NBS)
15Btu (3.9°C) 3797.37cal(NBS)
16Btu (3.9°C) 4050.53cal(NBS)
17Btu (3.9°C) 4303.69cal(NBS)
18Btu (3.9°C) 4556.85cal(NBS)
19Btu (3.9°C) 4810.01cal(NBS)
Btu (3.9°C) Calories (15 °C, NBS 1939)
20Btu (3.9°C) 5063.17cal(NBS)
21Btu (3.9°C) 5316.32cal(NBS)
22Btu (3.9°C) 5569.48cal(NBS)
23Btu (3.9°C) 5822.64cal(NBS)
24Btu (3.9°C) 6075.80cal(NBS)
25Btu (3.9°C) 6328.96cal(NBS)
26Btu (3.9°C) 6582.12cal(NBS)
27Btu (3.9°C) 6835.27cal(NBS)
28Btu (3.9°C) 7088.43cal(NBS)
29Btu (3.9°C) 7341.59cal(NBS)
30Btu (3.9°C) 7594.75cal(NBS)
31Btu (3.9°C) 7847.91cal(NBS)
32Btu (3.9°C) 8101.07cal(NBS)
33Btu (3.9°C) 8354.22cal(NBS)
34Btu (3.9°C) 8607.38cal(NBS)
35Btu (3.9°C) 8860.54cal(NBS)
36Btu (3.9°C) 9113.70cal(NBS)
37Btu (3.9°C) 9366.86cal(NBS)
38Btu (3.9°C) 9620.02cal(NBS)
39Btu (3.9°C) 9873.17cal(NBS)
Btu (3.9°C) Calories (15 °C, NBS 1939)
40Btu (3.9°C) 10126.33cal(NBS)
41Btu (3.9°C) 10379.49cal(NBS)
42Btu (3.9°C) 10632.65cal(NBS)
43Btu (3.9°C) 10885.81cal(NBS)
44Btu (3.9°C) 11138.97cal(NBS)
45Btu (3.9°C) 11392.12cal(NBS)
46Btu (3.9°C) 11645.28cal(NBS)
47Btu (3.9°C) 11898.44cal(NBS)
48Btu (3.9°C) 12151.60cal(NBS)
49Btu (3.9°C) 12404.76cal(NBS)
50Btu (3.9°C) 12657.91cal(NBS)
51Btu (3.9°C) 12911.07cal(NBS)
52Btu (3.9°C) 13164.23cal(NBS)
53Btu (3.9°C) 13417.39cal(NBS)
54Btu (3.9°C) 13670.55cal(NBS)
55Btu (3.9°C) 13923.71cal(NBS)
56Btu (3.9°C) 14176.86cal(NBS)
57Btu (3.9°C) 14430.02cal(NBS)
58Btu (3.9°C) 14683.18cal(NBS)
59Btu (3.9°C) 14936.34cal(NBS)