1cal(NBS) = 0.00396Btu (mean)
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.
Calories (15 °C, NBS 1939) to Btu (mean) conversion formula
Btu (mean) = Calories (15 °C, NBS 1939) / 252.25070693
Calories (15 °C, NBS 1939) to Btu (mean) calculation
Btu (mean) = Calories (15 °C, NBS 1939) / 252.25070693
Btu (mean) = 1 / 252.25058759183
Btu (mean) = 0.00396
Calories (15 °C, NBS 1939) to Btu (mean) table
Starting value
Increment
Accuracy
Calories (15 °C, NBS 1939)
Btu (mean)
0cal(NBS)
0.00000Btu (mean)
1cal(NBS)
0.00396Btu (mean)
2cal(NBS)
0.00793Btu (mean)
3cal(NBS)
0.01189Btu (mean)
4cal(NBS)
0.01586Btu (mean)
5cal(NBS)
0.01982Btu (mean)
6cal(NBS)
0.02379Btu (mean)
7cal(NBS)
0.02775Btu (mean)
8cal(NBS)
0.03171Btu (mean)
9cal(NBS)
0.03568Btu (mean)
10cal(NBS)
0.03964Btu (mean)
11cal(NBS)
0.04361Btu (mean)
12cal(NBS)
0.04757Btu (mean)
13cal(NBS)
0.05154Btu (mean)
14cal(NBS)
0.05550Btu (mean)
15cal(NBS)
0.05946Btu (mean)
16cal(NBS)
0.06343Btu (mean)
17cal(NBS)
0.06739Btu (mean)
18cal(NBS)
0.07136Btu (mean)
19cal(NBS)
0.07532Btu (mean)
20cal(NBS)
0.07929Btu (mean)
21cal(NBS)
0.08325Btu (mean)
22cal(NBS)
0.08721Btu (mean)
23cal(NBS)
0.09118Btu (mean)
24cal(NBS)
0.09514Btu (mean)
25cal(NBS)
0.09911Btu (mean)
26cal(NBS)
0.10307Btu (mean)
27cal(NBS)
0.10704Btu (mean)
28cal(NBS)
0.11100Btu (mean)
29cal(NBS)
0.11497Btu (mean)
30cal(NBS)
0.11893Btu (mean)
31cal(NBS)
0.12289Btu (mean)
32cal(NBS)
0.12686Btu (mean)
33cal(NBS)
0.13082Btu (mean)
34cal(NBS)
0.13479Btu (mean)
35cal(NBS)
0.13875Btu (mean)
36cal(NBS)
0.14272Btu (mean)
37cal(NBS)
0.14668Btu (mean)
38cal(NBS)
0.15064Btu (mean)
39cal(NBS)
0.15461Btu (mean)
40cal(NBS)
0.15857Btu (mean)
41cal(NBS)
0.16254Btu (mean)
42cal(NBS)
0.16650Btu (mean)
43cal(NBS)
0.17047Btu (mean)
44cal(NBS)
0.17443Btu (mean)
45cal(NBS)
0.17839Btu (mean)
46cal(NBS)
0.18236Btu (mean)
47cal(NBS)
0.18632Btu (mean)
48cal(NBS)
0.19029Btu (mean)
49cal(NBS)
0.19425Btu (mean)
50cal(NBS)
0.19822Btu (mean)
51cal(NBS)
0.20218Btu (mean)
52cal(NBS)
0.20614Btu (mean)
53cal(NBS)
0.21011Btu (mean)
54cal(NBS)
0.21407Btu (mean)
55cal(NBS)
0.21804Btu (mean)
56cal(NBS)
0.22200Btu (mean)
57cal(NBS)
0.22597Btu (mean)
58cal(NBS)
0.22993Btu (mean)
59cal(NBS)
0.23389Btu (mean)
60cal(NBS)
0.23786Btu (mean)
61cal(NBS)
0.24182Btu (mean)
62cal(NBS)
0.24579Btu (mean)
63cal(NBS)
0.24975Btu (mean)
64cal(NBS)
0.25372Btu (mean)
65cal(NBS)
0.25768Btu (mean)
66cal(NBS)
0.26164Btu (mean)
67cal(NBS)
0.26561Btu (mean)
68cal(NBS)
0.26957Btu (mean)
69cal(NBS)
0.27354Btu (mean)
70cal(NBS)
0.27750Btu (mean)
71cal(NBS)
0.28147Btu (mean)
72cal(NBS)
0.28543Btu (mean)
73cal(NBS)
0.28939Btu (mean)
74cal(NBS)
0.29336Btu (mean)
75cal(NBS)
0.29732Btu (mean)
76cal(NBS)
0.30129Btu (mean)
77cal(NBS)
0.30525Btu (mean)
78cal(NBS)
0.30922Btu (mean)
79cal(NBS)
0.31318Btu (mean)