4. Determine the pH of the solution that results when 35.0 mL of 0.120 M NH3...

Question

Question

4. Determine the pH of the solution that results when 35.0 mL of 0.120 M NH₃ is mixed with 28.0 mL of 0.140 M HNO₃. (3 pts)

Answer 1

Answer #1

Kp of ammonia (NH3) = 1.78x105 So, pKb for NH3 = -log (1.78x100) = 4.75 Now, 35.0 mL of 0.120 M NH3 contains 350 X 0.120 - mo

Answer 2

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