Measurement converter

Try converting from "pennyweight" to AMU (atomic mass unit), as (Roman as), catty (Chinese catty), electron mass (electron rest mass), English carat, funt (Russian funt), grain (avoirdupois grain), Israeli shekel mass, kwan (Japanese kwan), Mexican libra, mina (Greek mina), oz ap (apothecary ounce), oz troy (troy ounce), picul (Chinese picul), pound ap (apothecary pound), pound troy (troy pound), Roman talent, talent (Greek talent), UK quintal (British quintal), wey mass, or any combination of units which equate to "mass" and represent mass.

pennyweight = .00013003 arroba (Mexican arroba), .05331964 assay ton, .00021429 bowling ball, .00257143 catty (Chinese catty), 17.17 crith, .4 denarius (Roman denarius), .00001555 doppelzentner, 7.59 English carat, 24 grain (avoirdupois grain), .1585836 hyl, .00012245 long quarter, .00000156 metric ton, .0033779 Mexican libra, 2.14 obol (Greek obol), 1 pennyweight troy (troy pennyweight), .00002571 picul (Chinese picul), 1.37 scrupulum (Roman scrupulum), .00003381 Spanish quintal, .00006039 talent (Greek talent), .00001361 wey mass.