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Outline the chemical reactions involved in the lime-soda method of softening water.
written 3.0 years ago by gravatar for teamques10 teamques10 ★ 65k modified 2.5 years ago by gravatar for Shaik_Sumiya_34 Shaik_Sumiya_34 • 40
engineering chemistry
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written 3.0 years ago by gravatar for teamques10 teamques10 ★ 65k

Soda lime is a process used in water treatment to remove hardness from water. This process is now obsolete but was very useful for the treatment of large volumes of hard water. Addition of lime Ca(OH)2 and soda (Na2CO3) to the hard water precipitates calcium as the carbonate and magnesium …

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written 2.5 years ago by gravatar for Shaik_Sumiya_34 Shaik_Sumiya_34 • 40

"Softening of water" means removal of calcium, magnesium, iron salts and similar other metallic ions, which would form insoluble metallic soaps. One of the important industrial methods employed for softening of water is "Lime-Soda process".

Lime-Soda process :

By this process, soluble calcium and magnesium salts are rendered insoluble by …

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