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select the answer that correctly indicates the number of protons and electrons for this atom or ion.
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a.17 protons, 18 protons b.16 protons, 18 protons c.3 protons, 2 electrons d.12 protons, 10 electrons
there is still some information missing
for lithium , sorry
Ah lithium, do you have a periodic table to check what element number Li is on the chart
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Starting at the top left and counting left to right, top to bottom Hydrogen is element number 1, Helium is element number 2, Lithium is element number ...,
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