Can I have help to answer the whole of question 2
A) calculate the pH of 0.12 mol per dm cubed ethanoic acid (ka=1.7×10^-5 mol per dm cubed )
B) calculate the mass of sodium ethanoate which must be added to 500cm cubed this solution to give a buffer solution of pH =4.60.
C) calculate the pH of this solution after 0.01 moles of HCl are added.
D) calculate the pH of this solution after 0.01 moles of NaOH are added
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Topic 12 exercise 3 watch
- Thread Starter
- 25-10-2017 17:48
- Official Rep
- 28-10-2017 02:16
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