Kelvi

The pK $_b$ of dimethylamine and pK $_a$ of acetic acid are $3.27$ and $4.77$ respectively at T (K). The correct option for the pH of dimethylammonium acetate solution is:

medium

Equilibrium

2021

chemistry

8.50

5.50

7.75

6.25

Explanation

To find the pH of a dimethylammonium acetate solution, we need to consider the properties of the salts formed from a weak acid and a weak base. $\\$ Given: $\\$ • $\mathrm{pK}_b$ of dimethylamine $= 3.27 \\$ • $\mathrm{pK}_a$

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The pKb_b b​ of dimethylamine and pKa_a a​ of acetic acid are 3.27 3.27 3.27 and 4.77 4.77 4.77 respectively at T (K). The correct option for the pH of dimethylammonium acetate solution is:

Explanation

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The pK $_b$ of dimethylamine and pK $_a$ of acetic acid are $3.27$ and $4.77$ respectively at T (K). The correct option for the pH of dimethylammonium acetate solution is: