The result of your conversion between hartree and Btu [thermochemical] appears here
To convert between Hartree and Btu [thermochemical] you have to do the following:
First divide 4.3597482e-18 / 1054.3503 = 0.
Then multiply the amount of Hartree you want to convert to Btu [thermochemical], use the chart below to guide you.
Symbol: Eh
No description
Symbol: Btu
No description