Question

describe one method for removal of temporary hard water

Answer 1

Hard water contains dissolved magnesium and calcium ions. ... Temporary hardness is caused by dissolved calcium hydrogencarbonate (which is removed by boiling). Permanent hardness is caused by dissolved calcium sulfate (which is notremoved by boiling). Water can be softened using washing soda or an ion-exchange resin
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hope it will help you nd Clear your boubts

Answer 2

heya dear
your answer

I think by using washing soda///sodium carbonate ( Na2Co3.10H2o) is the general method used to remove the permanent hardness of the water