Answer
a) CaCO$_{3}$ and Mg(OH)$_{2}$
b) NaF and KNO$_{3}$
c) TiO$_{2}$ and ZnO
d) FeSO$_{4}$
Work Step by Step
a) CaCO$_{3}$ and Mg(OH)$_{2}$
b) NaF and KNO$_{3}$
c) TiO$_{2}$ and ZnO
d) FeSO$_{4}$
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