How many femtogram in 1 onza? The answer is 2.869E+16. We assume you are converting between femtogram and onza [Spanish]. You can view more details on each measurement unit: femtogram or onza The SI base unit for mass is the kilogram. 1 kilogram is equal to 1.0E+18 femtogram, or 34.85535029627 onza. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between femtograms and onza [Spanish]. Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from onza to femtogram, or enter any two units below:
The SI prefix "femto" represents a factor of 10-15, or in exponential notation, 1E-15.
So 1 femtogram = 10-15 grams-force.
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