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12/11

Chem

QuestionAnswer
Relative mass of an electron 1/1840
How was atomic mass calculated? The weight of an atom compared to 1/12 of a carbon 12 atom.
What are the types of Shells P, F, D, S
What ion is in a Base and how would it be described? OH-, Proton Reciever
What ion is in an Acid how would it be described? H+, Proton Donor
What is NH3 and what is it mass? Ammonia, and 17
What is the short hand electron arrangement of Ca [Ar] 4S2
Created by: Dward910
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