1. By the Na2CO3(aq) (soda water) –
CaSO4(aq) + Na2CO3(aq) → Na2SO4(aq) + Ca2CO3(s)
2. By the use of ion exchange resin
3. By the use of permutit or zeolite.
1. By the Na2CO3(aq) (soda water) –
CaSO4(aq) + Na2CO3(aq) → Na2SO4(aq) + Ca2CO3(s)
2. By the use of ion exchange resin
3. By the use of permutit or zeolite.