The result of your conversion between gigawatt hour and joule appears here
To convert between Gigawatt Hour and Joule you have to do the following:
First divide 3.6e+12 / 1 = 3600000000000.
Then multiply the amount of Gigawatt Hour you want to convert to Joule, use the chart below to guide you.
Symbol: GWh
No description
Symbol: J
No description