Btu (I.T., pre-1956) to Calories (20°C)

Btu (I.T., pre-1956) to Calories (20°C) conversion calculator

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1Btu (I.T., pre-1956) = 252.28759cal20

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.

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Btu (I.T., pre-1956) to Calories (20°C) conversion formula

Calories (20°C) = Btu (I.T., pre-1956) * 252.28759135

Btu (I.T., pre-1956) to Calories (20°C) calculation

Calories (20°C) = Btu (I.T., pre-1956) * 252.28759135

Calories (20°C) = 1 * 252.28759135331

Calories (20°C) = 252.28759

Btu (I.T., pre-1956)

The Btu (I.T., pre-1956) refers to the International Table Btu, a specific definition used before 1956. It represents the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit at a constant pressure of one atmosphere.

Calories (20°C)

A Calorie (20°C) is sometimes referred to as a small calorie or gram calorie. It is a unit of energy defined as the amount of heat required to raise the temperature of one gram of water by one degree Celsius from 19.5°C to 20.5°C.

 

 

Btu (I.T., pre-1956) to Calories (20°C) table

Starting value
Increment
Accuracy
Btu (I.T., pre-1956)
Calories (20°C)
0Btu (I.T., pre-1956)
0.00000cal20
1Btu (I.T., pre-1956)
252.28759cal20
2Btu (I.T., pre-1956)
504.57518cal20
3Btu (I.T., pre-1956)
756.86277cal20
4Btu (I.T., pre-1956)
1,009.15037cal20
5Btu (I.T., pre-1956)
1,261.43796cal20
6Btu (I.T., pre-1956)
1,513.72555cal20
7Btu (I.T., pre-1956)
1,766.01314cal20
8Btu (I.T., pre-1956)
2,018.30073cal20
9Btu (I.T., pre-1956)
2,270.58832cal20
10Btu (I.T., pre-1956)
2,522.87591cal20
11Btu (I.T., pre-1956)
2,775.16350cal20
12Btu (I.T., pre-1956)
3,027.45110cal20
13Btu (I.T., pre-1956)
3,279.73869cal20
14Btu (I.T., pre-1956)
3,532.02628cal20
15Btu (I.T., pre-1956)
3,784.31387cal20
16Btu (I.T., pre-1956)
4,036.60146cal20
17Btu (I.T., pre-1956)
4,288.88905cal20
18Btu (I.T., pre-1956)
4,541.17664cal20
19Btu (I.T., pre-1956)
4,793.46424cal20
Btu (I.T., pre-1956)
Calories (20°C)
20Btu (I.T., pre-1956)
5,045.75183cal20
21Btu (I.T., pre-1956)
5,298.03942cal20
22Btu (I.T., pre-1956)
5,550.32701cal20
23Btu (I.T., pre-1956)
5,802.61460cal20
24Btu (I.T., pre-1956)
6,054.90219cal20
25Btu (I.T., pre-1956)
6,307.18978cal20
26Btu (I.T., pre-1956)
6,559.47738cal20
27Btu (I.T., pre-1956)
6,811.76497cal20
28Btu (I.T., pre-1956)
7,064.05256cal20
29Btu (I.T., pre-1956)
7,316.34015cal20
30Btu (I.T., pre-1956)
7,568.62774cal20
31Btu (I.T., pre-1956)
7,820.91533cal20
32Btu (I.T., pre-1956)
8,073.20292cal20
33Btu (I.T., pre-1956)
8,325.49051cal20
34Btu (I.T., pre-1956)
8,577.77811cal20
35Btu (I.T., pre-1956)
8,830.06570cal20
36Btu (I.T., pre-1956)
9,082.35329cal20
37Btu (I.T., pre-1956)
9,334.64088cal20
38Btu (I.T., pre-1956)
9,586.92847cal20
39Btu (I.T., pre-1956)
9,839.21606cal20
Btu (I.T., pre-1956)
Calories (20°C)
40Btu (I.T., pre-1956)
10,091.50365cal20
41Btu (I.T., pre-1956)
10,343.79125cal20
42Btu (I.T., pre-1956)
10,596.07884cal20
43Btu (I.T., pre-1956)
10,848.36643cal20
44Btu (I.T., pre-1956)
11,100.65402cal20
45Btu (I.T., pre-1956)
11,352.94161cal20
46Btu (I.T., pre-1956)
11,605.22920cal20
47Btu (I.T., pre-1956)
11,857.51679cal20
48Btu (I.T., pre-1956)
12,109.80438cal20
49Btu (I.T., pre-1956)
12,362.09198cal20
50Btu (I.T., pre-1956)
12,614.37957cal20
51Btu (I.T., pre-1956)
12,866.66716cal20
52Btu (I.T., pre-1956)
13,118.95475cal20
53Btu (I.T., pre-1956)
13,371.24234cal20
54Btu (I.T., pre-1956)
13,623.52993cal20
55Btu (I.T., pre-1956)
13,875.81752cal20
56Btu (I.T., pre-1956)
14,128.10512cal20
57Btu (I.T., pre-1956)
14,380.39271cal20
58Btu (I.T., pre-1956)
14,632.68030cal20
59Btu (I.T., pre-1956)
14,884.96789cal20
Btu (I.T., pre-1956)
Calories (20°C)
60Btu (I.T., pre-1956)
15,137.25548cal20
61Btu (I.T., pre-1956)
15,389.54307cal20
62Btu (I.T., pre-1956)
15,641.83066cal20
63Btu (I.T., pre-1956)
15,894.11826cal20
64Btu (I.T., pre-1956)
16,146.40585cal20
65Btu (I.T., pre-1956)
16,398.69344cal20
66Btu (I.T., pre-1956)
16,650.98103cal20
67Btu (I.T., pre-1956)
16,903.26862cal20
68Btu (I.T., pre-1956)
17,155.55621cal20
69Btu (I.T., pre-1956)
17,407.84380cal20
70Btu (I.T., pre-1956)
17,660.13139cal20
71Btu (I.T., pre-1956)
17,912.41899cal20
72Btu (I.T., pre-1956)
18,164.70658cal20
73Btu (I.T., pre-1956)
18,416.99417cal20
74Btu (I.T., pre-1956)
18,669.28176cal20
75Btu (I.T., pre-1956)
18,921.56935cal20
76Btu (I.T., pre-1956)
19,173.85694cal20
77Btu (I.T., pre-1956)
19,426.14453cal20
78Btu (I.T., pre-1956)
19,678.43213cal20
79Btu (I.T., pre-1956)
19,930.71972cal20