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An acidic buffer solution can be prepared from phosphoric acid and dihydrogen phosphate. a. What is the...

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Chemistry

An acidic buffer solution can be prepared from phosphoric acidand dihydrogen phosphate.

a. What is the pH of solution prepared by mixing 23.5g of NaH 2PO 4 and 15.0mL of concentrated phosphoric acid (14.7M) in enoughwater to give 1.25L of solution?

b. By how much does the pH of this buffer solution change on theaddition of 3.50 mL of 6.0M HCl?

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