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Which of the following values of pH will change red litmus paper blue? A. 3.1 B. 6.2 C. 7.0 D. 13.5
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Which of the following values of pH will change red litmus paper blue? A. 3.1 B. 6.2 C. 7.0 D. 13.5

User Ijse
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4 votes
i think the answer is A
User Ryndshn
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