Determine the pH of a 0.62 M NH₄NO₃ solution at 25°C.The K_b for NH₃ is 1.76 × 10^-5. A) 2.48 B) 9.27 C) 11.52 D) 4.73 E) 9.45

Name: Determine the pH of a 0.62 M NH 4 NO 3 solution at 25°C.The K b for NH 3 is 1.76 × 10 -5 . A) 2.48 B) 9.27 C) 11.52 D) 4.73 E) 9.45
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Quizplus · Accepted Answer

NH₄⁺ is the conjugate acid of NH₃. Calculate Kₐ using Kₐ = Kw/Kb, then find [H⁺] using the ICE table for NH₄⁺ dissociation. Finally, calculate pH = -log[H⁺].

Determine the PH of a 0