What is the pH of a buffered system made by dissolving 17.42 g of potassium dihydrogen phosphate and 20.41 g?

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What is the pH of a buffered system made by dissolving 17.42 g of potassium dihydrogen phosphate and 20.41 g?

What is the pH of a buffered system made by dissolving 17.42 g of potassium dihydrogen phosphate and 20.41 g of potassium hydrogen phosphate in water to give a volume of 200.0 mL? Ka2 = 6.2 x 10-8 for the dihydrogen phosphate anion.

2007-05-01 18:12:33 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

1 answers

Use the Henderson eqn.

2007-05-01 22:42:05 · answer #1 · answered by ag_iitkgp 7 · 0⤊ 0⤋