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2
[8]    1.a)    Supply the missing name or formula:
       aluminum(III) hydrogen sulfite            _____________________
       barium perchlorate            _____________________
       _____________________               Ag2S
       _____________________               NH
4
HCO3
b)
Write a balanced molecular equation and a net ionic equation where 
       appropriate for each of the following reactions.  If no reaction occurs, write 
       “no reaction”.  Show all phases for the reactants and products.
i)
A highly concentrated solution of aqueous ammonia is added dropwise to an
aqueous solution of copper (II) sulfate.
ii)
An aqueous solution of  potassium sulfate is poured into an aqueous
solution of  lead(II) nitrate.
iii)
A solid sample of calcium carbonate is strongly heated under vacuum.
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