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What information does the atomic mass of an element provide? [Copy URL]

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Post time 2013-1-23 09:17:01 |Show all posts

A. The sum of electron and protons in an atom
B. the differences between the number of protons and electrons
C. The number of protons and neutrons in an atom
D. The number of isotopes

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Post time 2013-1-23 09:17:03 |Show all posts

That's like the first 30 seconds of the course, and you're already asking for the answer?

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Rank: 8Rank: 8

Post time 2013-1-23 09:17:05 |Show all posts

the atomic mass provides the number of protons and electrons in an atom

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