which of the following answer choices does not result in a buffer. I get that th

Question

which of the following answer choices does not result in a buffer. I get that the answer is B but in a test situation how do I go about eliminating the other choices. How do I prove B is right ?? Which of the following answer choices does NOT result in a buffer solution upon mixing the two solutions (a) 1 L of 0.12 M HF 1 L of 0.08 M NaF (b) 1 L of 0.10 M HCl 1 L of 0.10 M NaF (c) 1 L of 0.10 M NaOH 1 L of 0.15 M NHL C1 (d) 1 L of 0.10 M NH 1 L of 0.08 M NH Cl 3 (e) 1 L of 0.05 M HCI 1 L of 0.10 M KF

Explanation / Answer

Answer:-

A buffer is prepared by mixing the weak acid/base with its salt with strong base/acid .So

(b) 1 L of 0.10 M HCl + 1 L of 0.10 M NaF

(c) 1 L of 0.10 M NaOH + 1 L of 0.15 M NH4Cl

(e) 1 L of 0.05 M HCl + 1 L of 0.10 M KF

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