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LA solution of 250 ml 0,500M Na-acetate is to be made a burfer solutinn of pH-4.00, Ka for acetic acid-10-5, the milliliters of 1.50

LA solution of 250 ml 0,500M Na-acetate is to be made a burfer solutinn of pH-4.00, Ka for acetic acid-10-5, the milliliters of 1.50 M HCI tat should be added are:

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