IvelisseChaffey626 IvelisseChaffey626

03-06-2015
Chemistry

contestada

Which particle has the least mass?(1) alpha (3) neutron
(2) beta particle (4) proton

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IwAsSoMeGuY IwAsSoMeGuY

03-06-2015

Alpha particle has a mass of 4 (Two protons and two neutrons)
Neutron has a mass of 1
Beta particle has a mass of about 0 (Electron)
Proton has a mass of 1
So the answer is (2) Beta particle

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