Measurement converter

Try converting from "proton mass" to AMU (atomic mass unit), catty (Chinese catty), cental (British cental), cotton bale Egypt, crith, electron mass (electron rest mass), funt (Russian funt), Greek obolos, hyl, long ton (avoirdupois long ton), neutron mass (neutron rest mass), oz troy (troy ounce), pfund (German pfund), Roman talent, short hundredweight (avoirdupois short hundredweight), short quarter, short ton, slug, stone, tael (Chinese tael), or any combination of units which equate to "mass" and represent mass.

proton mass = 3.92E-29 bag, 2.30E-28 bowling ball, 7.37E-30 cotton bale (US), 4.92E-30 cotton bale Egypt, 4.30E-25 dram ap (apothecary dram), 2.80E-52 earth mass, 2.58E-23 grain (avoirdupois grain), 1.67E-24 gram, 2.34E-24 Greek obolos, 1.71E-25 hyl, 4.46E-28 kwan (Japanese kwan), 5.16E-22 mite (English mite), 5.38E-26 oz ap (apothecary ounce), 1.08E-24 pennyweight troy (troy pennyweight), 3.35E-27 pfund (German pfund), 2.94E-24 Roman obolus, 3.69E-29 short hundredweight (avoirdupois short hundredweight), 4.42E-26 tael (Chinese tael), 3.29E-29 UK quintal2 (British quintal), 1.46E-29 wey mass.