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April 18, 2014

Homework Help: science

Posted by pam on Monday, September 13, 2010 at 10:38am.

When a parent radioactive nucleus splits by ejecting an alpha particles (two protons and two netutrons), the
remaining nucleus has ____ the original nucleus.

a) two protons and two neutrons more than
b) two protons more and two neutrons less than
c) two protons less and two neutrons more than
d) two protons and two neutrons less than
e) the same number of protons and neutrons as

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