A chemistry graduate student is given 100. mL of a 1.20M ammonia (NH solution. Ammonia is a weak base with K, =1.8 x 10 -5 What mass of NH Br should the student dissolve in the NH, solution to turn it into a buffer with pH =8.84? You may assume that the volume of the solution doesn't change when the NH, Br is dissolved in it. Be sure your answer has a unit symbol, and round it to 2 significant digits.

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.