Topical Questions
These questions are keyed to the major topics in the chapter. Usually a question that is answered at the back of this book is paired with a similar one that is not.
For each of these compounds, tell what ions are present and how many there are per formula unit.
(a) Pb(NO3)2
(b) NiCO3
(c) (NH4)3PO4
(d) K2SO4
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