Can sodium bicarbonate make water hard? from Chemistry Hydrogen

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Hydrogen

Short Answer Type

31.

Can hard water be used for drinking purposes?

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32.

Hard water is not suitable for washing purposes, Why?

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33.

What is zeolite ?

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34.
Can sodium bicarbonate make water hard?

The hardness of water depends on the concentration of Ca²⁺ and Mg²⁺ion. Also, sodium ions do not precipitate soap. Hence, sodium bicarbonate does not make hard water.

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35.

What is calgon?

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36.

How temporary hardness of water is removed?

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37.

Which would you predict to have higher electrical conductivity - pure water or pure D₂O?

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38.

Explain why water has high melting and boiling points as compared to H₂S.

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39.

Can distilled water be called deionised water ?

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40.

Can marine species live in distilled water?

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