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    Question

    The conversion of hard water into soft water by boiling

    or adding calcium hydroxide is called:
    A Baker’s process Correct Answer Incorrect Answer
    B Temp’s process Correct Answer Incorrect Answer
    C Clarke’s process Correct Answer Incorrect Answer
    D Lake’s process Correct Answer Incorrect Answer

    Solution

    Clarke’s process involves adding calcium hydroxide to hard water to remove calcium and magnesium ions, thus softening the water.

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