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Which of the following combinations of aqueous solutions would give a buffer? (All solutions are 1.0M ). 10mLHClO4+20mLKClO2 15mLHClO4+15mLKClO4 20mLHClO4+10mLKOH 20mLHClO2+10mLKClO4 10mLHClO2+20mLKOH

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Which of the following combinations of aqueous solutions would give a buffer? (All solutions are 1.0M ). 10mLHClO4+20mLKClO2 15mLHClO4+15mLKClO4 20mLHClO4+10mLKOH 20mLHClO2+10mLKClO4 10mLHClO2+20mLKOH

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