(a) Identify the acid-base conjugate pairs in each of these reactions. (i) HC,H,O + Có C,H,O, (2 marks) (ii) H,PO,+ Cuff

[answerhappygod]

A Identify The Acid Base Conjugate Pairs In Each Of These Reactions I Hc H O Co C H O 2 Marks Ii H Po Cuff 1 (25.66 KiB) Viewed 50 times

(a) Identify the acid-base conjugate pairs in each of these reactions. (i) HC,H,O + Có C,H,O, (2 marks) (ii) H,PO,+ CuffEO), Cu(H₂O), OH (2 marks) (i) the concentration of OH (2 marks) (ii) the concentration of H (2 marks) (iii) POH value (b) Barium hydroxide, Ba(OH), is a strong base with concentration 2.88 x 10 M. Calculate [Given Kw = 1.0 x 10-¹4] HC₂0₂ C₂H₂COOH H,PO, + Calculate (i) the concentration of H (5 marks) (ii) POH of the solution. (2 marks) (CLO2:PLO 1:C4) (c) Propionic acid, C,H,COOH, is a weak acid with concentration 0.05 M. Given acid dissociation constant, Ka for the acid is 1.30 x 10%. (1 mark) H + C₂H,COO