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    Question

    Which of the following substances is used to disinfect

    drinking water in many places
    A Sugar Correct Answer Incorrect Answer
    B Salt Correct Answer Incorrect Answer
    C Chlorine Correct Answer Incorrect Answer
    D Bromine Correct Answer Incorrect Answer

    Solution

    Chlorine is commonly used to disinfect drinking water and maintain hygiene in swimming pools. When added in the right amount, chlorine kills many harmful microorganisms such as bacteria and viruses that may be present in water. 

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