If water contains dissolved calcium hydrogen carbonate, out of soaps and synthetic detergents which one will you use for cleaning clothes "

In order to wash clothes with water containing dissolved calcium hydrogen carbonates, which cleaning agent will you prefer and why? Soaps or synthetic detergents give one advantage of soaps over synthetic detergents?

Can you use soaps and synthetić detergents to check the hardness of water?

Point out one of the disadvantage of synthetic detergents, which cause water pollution.

Point out one of the disadvantage of synthetic detergents, which cause water pollution.

Which category of the synthetic detergent is used in tooth paste?

Water available in a village contains a lot of dissolved CaCl_2 . Which of the following detergents is not suitable for washing purpose ?

Hard water contains calcium and magnesium salts. Therefore it does not lather with soap.Hard water is harmful for boilers. Why?

i) Rain water and séa, water differ in their behaviour towards soap. Give the difference and establish the chemistry behind this. ii) A water boiler in a factory burst due to high interior pressure. It was reported that the incident was occured due to certain dissolved salt in water used, As a chemistry student how will you explain this?

A water boiler in a factory burst due to high interior pressure. It was reported that the incident was occurred due to certain dissolved salt in water used. As a chemistry student how will you explain this?