A buffer solution is composed of 1.723 g ofKH2PO4and 5.351 g of Na2HPO4 . ( ka...

A buffer solution is composed of 1.723 g ofKH2PO4and 5.351 g of Na2HPO4 . ( ka for dihydrogen phosphate ion is 6.2x10^-8 .)

pH =

Mass = g

A-What is the pH of the buffer solution?

B-What mass of KH2Po4 must be added to decrease the buffer solution pH by 0.10 unit from the value calculated in part a?

Expert Solution

queen_honey_blossom answered 9 months ago

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