Which of the following combinations would make a buffer closest to pH 9.0? HClO2 Ka =...

Which of the following combinations would make a buffer closest to pH 9.0?

HClO₂ K_a = 1.1 x 10^-2 NH₃ K_b = 1.8 x 10^-5

HNO₂ K_a = 7.2 x 10^-4 C₅H₅N K_b = 1.5 x 10^-9

	A.	Equal volumes of 0.10 M HNO₂ and 0.10 M NaNO₂
	B.	Equal volumes of 0.10 M C₅H₅NH⁺Cl^- and 0.10 M C₅H₅N
	C.	Equal volumes of 0.10 M NH₄Cl and 0.10 M NH₃
	D.	Equal volumes of 0.10 M HClO₂ and 0.10 M NaClO₂

Expert Solution

queen_honey_blossom answered 2 years ago

Find the pH of a 0.170M HClO2(aq) solution. For HClO2, Ka=0.011.

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Question

Which of the following combinations would make a buffer closest to pH 9.0? HClO2 Ka =...

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Expert Solution

Related Solutions

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