carbonates Flashcards
1
Q
uses of calcium carbonate
A
treat acidic soil
treat water
neutralising acidic waste products
making ceramics
2
Q
how is CaCO3 used in the manufacture of iron
A
it’s used to remove acidic impurities from iron. it reacts with the impurities to form molten slag
3
Q
how is CaCO3 used in the manufacture of cement
A
powdered CaCO3 is heated with clay to form cement