Answer to Question #148445 in General Chemistry for Alberto

General Chemistry

Question #148445

What is the pH of a buffer solution that is 0.24M of NH3 and 0.20M of NH4Cl?

Expert's answer

"pKa of NH3 = 4.74\npH = 4.74 + log(NH4Cl\/NH3)\npH = 4.74 + log(0.20\/0.24)\npH = 4.74 + (-0.08)\npH = 4.66"

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