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Complete the possible reaction equations (total and ionic, oxidation-reduction): (12)
a) Na2CO3 + Ca (OH) 2
b) KOH + Na2SO4
c) Zn (NO3) 2+ Fe
d) Cr + HgF2
2) Construct the complete ionic and general reaction equation corresponding to this abbreviated ionic equation (4)
3Ca2 ++ 2PO43- → Ca3 (PO4) 2
3) How much precipitate will form when a solution containing 64g of AgNO3 is mixed with a solution containing 96g of KOH? (7)
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