Solution of 0.1 N NH _4 OH and 0.1 N NH _4 Cl has pH 9.25, Then find out pK_b of NH _4 OH :

NEET 2002 Chemistry question

Solution of 0.1 N and 0.1 N has pH 9.25, Then find out of :

Answer: (2)

The mixture is a basic buffer. For a basic buffer, . The salt and base concentrations are equal (0.1 N each), so and . Since $pH =

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Question ID VK-088991