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Whelan Whelan
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A buffer solution is prepared by dissolving 27.22 g of KH2PO4 and 3.37 g of KOH in enough water to make 0.100 L of solution. What is the pH of the H2PO4-/HPO42- buffer if the Ka2 = 6.2 × 10-8?
A) 6.84
B) 7.00
C) 7.21
D) 7.84
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Introductory Chemistry Essentials

Introductory Chemistry Essentials


Edition: 5th
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hbutler2hbutler2
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3 years ago
thank you
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