The result of your conversion between hartree and gigajoule appears here
To convert between Hartree and Gigajoule you have to do the following:
First divide 4.3597482e-18 / 1.0e+09 = 0.
Then multiply the amount of Hartree you want to convert to Gigajoule, use the chart below to guide you.
Symbol: Eh
No description
Symbol: GJ
No description