What is the pH of a 0.560 M solution of NaCN (Ka of HCN is 4.9 × 10-10)? Pi Etat St J l';lkjhg

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What is the pH of a 0.560 M solution of NaCN (Ka of HCN is 4.9
× 10-10)?
Pi
Etat
St J
l';lkjhg
Transcribed Image Text:What is the pH of a 0.560 M solution of NaCN (Ka of HCN is 4.9 × 10-10)? Pi Etat St J l';lkjhg
Expert Solution
Step 1

NaCl is a sakti of  mixture of strong base NaOH and weak acid HCN

So use the pH of salt formula to get the answer

PH= 11.52

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