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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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centromere centromere
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7 years ago
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
Textbook 
Introductory Chemistry: Atoms First

Introductory Chemistry: Atoms First


Edition: 5th
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maticsmatics
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centromere Author
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7 years ago
Thank you, this answers my questions accurately
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