This calculator allows you to convert from Btu (th)/second to Femtowatt and in a reverse direction. To convert from Btu (th)/second to Femtowatt, enter the amount of Btu (th)/second into the first input and to convert from Femtowatt to Btu (th)/second, enter the amount of Femtowatt into the second input.
20 Btu (th)/second = 2.1086999999489E+19 Femtowatt
Btu (th)/second to Watt | Btu (th)/second to Erg/second | Btu (th)/second to Horsepower | Btu (th)/second to Pferdestarke (ps) | Btu (th)/second to Foot pound-force/minute | Btu (th)/second to Kilocalorie (th)/hour | Btu (th)/second to Btu (IT)/hour |20 Btu (th)/second equal 2.1086999999489E+19 Femtowatt.
Every 1 Btu (th)/second = 1.0543499999744E+18 Femtowatt and so, 20 Btu (th)/second = 20 multiplied by 1.0543499999744E+18 = 2.1086999999489E+19 Femtowatt.
| 10 Btu (th)/second = 1.0543499999744E+19 Femtowatt |
| 11 Btu (th)/second = 1.1597849999719E+19 Femtowatt |
| 12 Btu (th)/second = 1.2652199999693E+19 Femtowatt |
| 13 Btu (th)/second = 1.3706549999668E+19 Femtowatt |
| 14 Btu (th)/second = 1.4760899999642E+19 Femtowatt |
| 15 Btu (th)/second = 1.5815249999617E+19 Femtowatt |
| 16 Btu (th)/second = 1.6869599999591E+19 Femtowatt |
| 17 Btu (th)/second = 1.7923949999565E+19 Femtowatt |
| 18 Btu (th)/second = 1.897829999954E+19 Femtowatt |
| 19 Btu (th)/second = 2.0032649999514E+19 Femtowatt |
| 20 Btu (th)/second = 2.1086999999489E+19 Femtowatt |
| 21 Btu (th)/second = 2.2141349999463E+19 Femtowatt |
| 22 Btu (th)/second = 2.3195699999438E+19 Femtowatt |
| 23 Btu (th)/second = 2.4250049999412E+19 Femtowatt |
| 24 Btu (th)/second = 2.5304399999386E+19 Femtowatt |
| 25 Btu (th)/second = 2.6358749999361E+19 Femtowatt |
| 26 Btu (th)/second = 2.7413099999335E+19 Femtowatt |
| 27 Btu (th)/second = 2.846744999931E+19 Femtowatt |
| 28 Btu (th)/second = 2.9521799999284E+19 Femtowatt |
| 29 Btu (th)/second = 3.0576149999259E+19 Femtowatt |
| 30 Btu (th)/second = 3.1630499999233E+19 Femtowatt |
