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Physics, 04.12.2019 00:31 StupidFatChipmunk

4. when referring to the element phosphorus on the periodic table
osphorus on the periodic table, the number 15 represents
a. energy level.
b. atomic weight.
c. atomic number.
d number of atoms.

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4. when referring to the element phosphorus on the periodic table
osphorus on the periodic tab...

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