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OpenStudy (anonymous):
The mass number of an atom is 10. It has 4 protons, 4 electrons and 2 neutrons. 10 protons. 10 neutrons. 5 neutrons and 5 protons. 5 neutrons and 5 protons <- my answer @taramgrant0543664
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OpenStudy (anonymous):
just checkin
OpenStudy (taramgrant0543664):
Yes that would be correct, electrons mass is equal to 0, and you can't have 10 protons or 10 neutrons with out having something else like electrons in there
OpenStudy (anonymous):
alright thank ya again
OpenStudy (taramgrant0543664):
No problem! I'm happy to help!
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