A chemistry graduate student is given 100. mL of a 0.80M ammonia (NH,) solution. Ammonia is a weak base with K,=1.8 × 10. What mass of NH,CI should the student dissolve in the NH, solution to turn it into a buffer with pH =9.27? You may assume that the volume of the solution doesn't change when the NH,CI 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.