If and then k is equal to _________.
51
Properties of Binomial Theorem and Binomial Coefficient
Now,
General term for given series is: (4r + 1).25Cr
Applying summation
k = 51
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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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