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What is pH of 0.02 M solution of ammonium chloride at 25°C? Kb(NH3) = 1.8 x 10^–5.

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+1 vote
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in Chemistry by (83.7k points)

What is pH of 0.02 M solution of ammonium chloride at 25°C? Kb(NH3) = 1.8 x 10–5. 

(a) 5.477 

(b) 8.523 

(c) 7 

(d) 4.8732

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1 Answer

+2 votes
by (66.9k points)
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Best answer

Correct option (a) 5.477  

Explanation:

For a salt of weak base and strong acid, at 25°C 

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