The average speed of gas molecules in a gas present in equilibrium mixture is:
Nothing can be said.
We know,
Thus it is clear that
Therefore, Option(2) is correct
50 mL of 0.2 M ammonia solution is treated with 25 mL of 0.2 M HCl. If pKb of ammonia solution is 4.75, the pH of the mixture will be : Option: 1 3.75 Option: 2 4.75
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