How does sodium carbonate soften hard water?

Thread starter Lou1024
Start date Feb 6, 2006
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Hard Sodium Water

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Lou1024

Thread starter
Feb 6, 2006

Hey everyone,
How does sodium carbonate soften hard water?

Thanks,
Lou

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Feb 6, 2006

What ions make up the impurities in the water?
One ion that acts as an impurity in water is the calcium ion. Does calcium form compounds with carbonate?

How does sodium carbonate soften hard water?

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How does sodium carbonate soften hard water?

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