Question

Which salt is responsible for temporary hardness of water?

Answer 1

Hey mate here is your answer

calcium hydrogencarbonate Ca(HCO3)2(aq) and magnesium hydrogencarbonate Mg(HCO3)2(aq) are responsible for temporary hardness of water.

Hope this helps you

Answer 2

Answer:

calcium hydrogencarbonate

Temporary hardness is due to the presence of calcium hydrogencarbonate Ca(HCO3)2(aq) and magnesium hydrogencarbonate Mg(HCO3)2(aq). Both calcium hydrogencarbonate and magnesium hydrogencarbonate decompose when heated.