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Calculate the mass of NaCN that must be added to 250.0 mL of water in order...

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Chemistry

Calculate the mass of NaCN that must be added to 250.0 mL ofwater in order to obtain a solution having a pH of 11.25? [Ka ofHCN = 4.9 × 10–10] Also, calculate the % ionization of the of thesolution.

Answer & Explanation Solved by verified expert
3.8 Ratings (568 Votes)
Kb Kw Ka 10 x 1014 49 x 1010 204 x 105 pH 1125 pOH 275 OH x 178 x 103    See Answer
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