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Science-Related Homework Help Chemistry Topic started by: centromere on Jan 27, 2017



Title: How is the term "mass number" defined for a given atom or isotope?
Post by: centromere on Jan 27, 2017
How is the term "mass number" defined for a given atom or isotope?
A) as the mass of one mole of that element or isotope
B) as the sum of the number of protons, neutrons, and electrons
C) as the sum of the number of protons and neutrons in the nucleus
D) as the number of protons in the nucleus


Title: Re: How is the term "mass number" defined for a given atom or isotope?
Post by: matics on Jan 27, 2017
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Title: Re: How is the term "mass number" defined for a given atom or isotope?
Post by: centromere on Apr 3, 2017
Thank you, this answers my questions accurately