You are currently converting energy units from british thermal unit to calorie
1 Btu = 252.19021687207 cal
Conversion base :
1 Btu = 252.19021687207 cal
Conversion base :
1 cal = 0.0039652608749183 Btu
Conversion base :
1 Btu = 252.19021687207 cal
1 cal = 0.0039652608749183 Btu