# Removing the unit "pm" from atomic positions [duplicate]

The following input yields an output with the unit pm (0.01 Angstroms), how do you eliminate this unit so that only numbers are generated.

ChemicalData["OleicAcid", "AtomPositions"]

• Use QuantityMagnitude Sep 13 '14 at 4:41

I think QuantityMagnitude is what you want:
QuantityMagnitude @ ChemicalData["OleicAcid", "AtomPositions"]