Chemistry, asked by rajdipganguly26, 6 hours ago

Both temporary and permanent hardness in water can be removed by addition of washing soda. Give balanced equations for the same.

Answers

Answered by brainlybeauty07

1

Answer:

Hardness of water means presence of salts of calcium and magnesium. This salt decrease the efficiency of cleansing action of soap. To remove the hardness we used to add washing soda which result that calcium or magnesium ion react with Na2CO3 to form insolube compound (Ca or Mg ) which precipitates out.

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