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CliffSedgeBest ResponseYou've already chosen the best response.0
Check the location of Lithium on the periodic table and note its atomic number.
 one year ago

CliffSedgeBest ResponseYou've already chosen the best response.0
For lithium? No. It's usual atomic weight is 6, but its atomic number (the number of protons in its nucleus) is 3.
 one year ago

wincentyBest ResponseYou've already chosen the best response.0
So now you should be able to calculate the neutrons. 63 = 3 neutrons.
 one year ago

CliffSedgeBest ResponseYou've already chosen the best response.0
@wincenty not if the isotope had an atomic weight of 9. See http://openstudy.com/study#/updates/5081ca25e4b0dab2a5ebab8e
 one year ago
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