Weight

1 Onca = 1.7152698666635e+25 Proton Mass - one Onca is equal to 1.7152698666635e+25 Proton Mass. Use our free online Onca to Proton Mass converter to quickly convert Onca to Proton Mass for engineering, science, and everyday calculations. Check the conversion table and get reliable results in seconds.

Onca to Proton Mass Converter

Attogram

Aana

Arroba [Spain]

Arroba [Portugal]

Atomic Mass Unit

Avogram

Bale [UK]

Bale [US]

Barge

Bekah

Berkovets

Bhori

Candareen

Carat

Carga

Catty [China]

Catty [Japan]

Cental

Centigram

Centner [Germany]

Centner [Russia]

Chaldron

Chin [China]

Chin [Japan]

Clove

Crith

Hundredweight [Long]

Dalton

Dan [China]

Dan [Japan]

Decagram

Decigram

Decitonne

Dekagram

Dekatonne

Denaro

Denier

Deuteron Mass

Dolya

Doppelzentner

Drachma

Dram

Dyne

Earth Mass

Electron Mass

Etto

Electron Volt

Exagram

Femtogram

Firkin

Flask

Funt

Gamma

Geepound

Gerah

Gigagram

Gigatonne

Grain

Gram

Grave

Hectogram

Hundredweight [Short]

Kati [China]

Kati [Japan]

Keel [Coal]

Keg [Nails]

Kilogram

Kilo

Kilodalton

Kiloton [Short]

Kiloton [Long]

Kilotonne

Kilopound

Kilonewton

Koku

Koyan

Liang

Libra

Livre

Lot [Germany]

Lot [Russia]

Mace

Mark

Masha

Maund [India]

Maund [Pakistan]

Microgram

Megadalton

Megagram

Megatonne

Mercantile Pound

Mesghal

Milligram

Millidalton

Mina [Greek]

Mina [Hebrew]

Mite

Mithqal

Momme

Muon Mass

Myriagram

Nanogram

Neutron Mass

Newton

Onca is a unit of measurement for weight.  It is commonly used for weight measurement in Portugal and corresponds to English unit ounce.  One onca is equal to 28.69 grams.

Onca

Once

Oncia

Onza

Ounce

Packen

Poundal

Pennyweight

Petagram

Petatonne

Pfund

Picogram

Picul

Planck Mass

Point

Pond

Pood

Pound

Proton is subatomic particle with positive electric charge of +1e elementary charge.  The mass of proton is equal to 1.672623099e-27 kilograms.

Proton Mass

Qintar

Quarter [UK]

Quarter [US]

Quian

Quintal

Ratel

Ratti

Ratti [Kachi]

Scruple

Seer [India]

Seer [Pakistan]

Sheet

Shekel

Slinch

Slug

Butter Stick

Stone

Sun Mass

Tael

Tahil [China]

Tahil [Japan]

Talent [Greek]

Talent [Hebrew]

Teragram

Teratonne

Thulam

Tical

Tola

Tola [Pakistan]

Ton [Short]

Tonelada [Spain]

Tonelada [Portugal]

Ton [Long]

Ton [Metric]

Tonne

Troy Ounce

Troy Pound

Unze

Vagon

Vori

Yoctogram

Yottagram

Zentner

Zeptogram

Zettagram

Zolotnik