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consult the periodic table on page 180 in your reading material and then. based on the explanation of the?

December 2, 2022 0

meanings of the various table numbers given in the the text calculate how many neutrons there are in a phosphours atom.

a.15

b.16

c.31

d.none

As your reading material says….

Atomic weight = Protons + Neutrons (since electrons have a negligible mass). So find the atomic # (which is the # of protons) and subtract that from the weight.
1
P=atomic number 15 (15 protons

P atomic weight 31 (15 protons +16 NEUTRONS
c