SATHEE: Equilibrium - Result Question 85

Equilibrium - Result Question 85

####89. Which of the following pairs constitutes a buffer?

[2006]

(a) $N a O H$ and $N a C l$

(b) $H N O_{3}$ and $N H_{4} N O_{3}$

(d) $H N O_{2}$ and $N a N O_{2}$

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Solution:

(d) $H N O_{2}$ is a weak acid and $N a N O_{2}$ is salt of that weak acid and strong base $(N a O H)$ .

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Equilibrium - Result Question 85

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