A proton has approximately the same mass as:
A. a neutron.
B. an electron.
C. a beta particle.
D. an alpha particle.
A proton has the same mass as a neutron. An electron has the same mass as a beta particle. An alpha particle has a mass of 4: two protons plus two neutrons.
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I wrote the MCAT about 8 years ago. During that time I created a whole lot of study material for myself and my friends. I want to now share it with the world. Good luck :)
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Taken: 124 times
Added: 7/2/2008
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Founded by JPlantesMD
While these questions do not fit the MCAT format (they have no related reading passages) they cover concepts one should understand in order to do well in the physical sciences portion of the MCAT.

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