﻿ A sample of hard water contains 20 mg of Ca2+ ions per litre. How manymilliequivalents of Na2CO3 would be required to soften 1 litre of the sample? : Kaysons Education

# A Sample Of Hard Water Contains 20 Mg Of Ca2+ ions Per litre. How Manymilliequivalents of Na2CO3 would Be Required To Soften 1 litre of The Sample?

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## Question

### Solution

Correct option is

= 106 g

40 g Ca2+ ions react with Na2CO3 = 106 g

ions will react with Na2CO3

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