Kiloelectron-volts to femtowatt-hours equation
To convert kiloelectron-volts to femtowatt-hours:
Multiply the number of kiloelectron-volts by 0.00004450490649999999
About kiloelectron-volts
One kiloelectron-volt is equal to a thousand electron-volts
About femtowatt-hours
One femtowatt-hour is equal to a quadrillionth watt-hours