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What is the ph of the solution

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Q1: What is the pH of a 0.20 mol/L solution of hydrocyanic acid? Q2:

Q2: The pH of an acid solution is 2.77. The concentration of the acid is 0.25 mol/L. What is the Ka of the acid?Q3:

Q3: What is the Kb of the cyanide ion (answer to 2 S.D)?

Q4: What is the pH of a 0.50 mol/L solution of sodium cyanide?

Q5: The pH of a 0.40 mol/L solution of a weak base is 8.76. What is the Kb of the base?

Q6: 1.5 g of sodium ethanoate is dissolved to make 300 mL of solution. What is the pH of the solution?

Reference no: EM131740856

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