Question

. Which is true about Hard water ?​

Answer 1

Answer:

Hard water is high in dissolved minerals, largely calcium and magnesium. ... Depending on the hardness of your water, after using soap to wash you may have felt like there was a film of residue left on your hands. In hard water, soap reacts with the calcium (which is relatively high in hard water) to form "soap scum".

Explanation:

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Answer 2

Answer:

Hard water is high in dissolved minerals, largely calcium and magnesium. ... Depending on the hardness of your water, after using soap to wash you may have felt like there was a film of residue left on your hands. In hard water, soap reacts with the calcium (which is relatively high in hard water) to form "soap scum".

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