03-10-2019
Chemistry

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What is the standard deviation of soft water

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Wolfangel25x Wolfangel25x

03-10-2019

Answer: According to the USGS, the hardness of water is determined based on the concentration of dissolved multivalent cations: soft water - 0 to 60 mg/L (milligrams per liter) as calcium carbonate. moderately hard water - 61 to 120 mg/L. hard water - 121 to 180 mg/L

Explanation:

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