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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?
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Which electron configuration represents the electrons in an atom of sodium in the ground state at stp
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Chemistry, 22.06.2019 20:30
Identify the correct mole ratio for each substance. sodium chloride (nacl) na: cl = 1: ammonium nitrate (nhno) h: o = 4:
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The atomic number also represent the amount of...
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