The result of your conversion between femtojoule and zettajoule appears here
To convert between Femtojoule and Zettajoule you have to do the following:
First divide 1.0e-15 / 1.0e+21 = 0.
Then multiply the amount of Femtojoule you want to convert to Zettajoule, use the chart below to guide you.
Symbol: fJ
No description
Symbol: zJ
No description