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Two ions containing a total of 28
protons, 115 electrons, & 66
neutrons are smashed together at
the LHC (Large Hadron Collider).
The aftermath of the collision
contains neutrinos, neutrons,
protons, & electrons. After the
collision physicists detect 886
neutrinos, 126 neutrons, & 119
electrons. According to the Law of
Conservaton of Charge, how
many protons must also be
present?
number of protons present after
collision=

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