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Physics 12 Online
OpenStudy (anonymous):

Which particle is made of two up quarks and one down quark? A. neutron B. proton C. electron D. muon

OpenStudy (michele_laino):

it is the proton namely: \[\Large p = uud\]

OpenStudy (michele_laino):

whereas the neutron is: \[\Large n = udd\]

OpenStudy (anonymous):

ohh okay! :) thanks!!:D

OpenStudy (michele_laino):

:)

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