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Answer:-The hardness of water takes place when the water includes the content of soluble bicarbonates, sulfate of calcium, magnesium, and chloride. If the soap does not provide lather in a water solution it means that water is hard water. Water is the most important compound on the planet. It acts as a resource for the planet; water is present in various forms such as in the ocean, rain, lakes, ponds, snowfall, etc.
What is the Permanent Hardness of Water?
What is the permanent hardness of water? Find the answer to the question and access the vast question Bank that is customized for learners.
