28. What is the pH of a 0.62 M NH,NO, solution at 25°C? [Kb for NH; is 1.76 × 10°] А. 2.48 В. 4.73 С. 9.27 D. 11.52

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28. What is the pH of a 0.62 M NH,NO, solution at 25°C?
[Kb for NH3 is 1.76 × 10°]
5 x
A. 2.48
В. 4.73
С. 9.27
D. 11.52
Transcribed Image Text:28. What is the pH of a 0.62 M NH,NO, solution at 25°C? [Kb for NH3 is 1.76 × 10°] 5 x A. 2.48 В. 4.73 С. 9.27 D. 11.52
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