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25ml of 0.1M of aqueous solution of HCl is added to 50ml of 0.1M aqueous solution of ammonia at 298K. If the pKb value of ammonia is 4.75, the PH of resultant mixture is?

25ml of 0.1M of aqueous solution of HCl is added to 50ml of 0.1M aqueous solution of ammonia at 298K. If the pKb value of ammonia is 4.75, the PH of resultant mixture is?

Grade:12

1 Answers

Pooja
askIITians Faculty 477 Points
5 years ago
Dear student,
Use buffer equation,
pOH is 4.75
pH is 14-4.75 is 9.25.

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