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    Question

    The toxicity of SO₂ increases

    at:
    A Low temperature Correct Answer Incorrect Answer
    B High temperature Correct Answer Incorrect Answer
    C Moderate temperature Correct Answer Incorrect Answer
    D No effect of temperature Correct Answer Incorrect Answer

    Solution

    At low temperatures, SO₂ dissolves more in water, forming sulfurous acid (H₂SO₃), which is more toxic to microbes and can damage food tissues if overused. 

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