Question: Please solve all the parts QUESTION 1 (25 marks) a) i. Explain the concept of water as both, proton donor and acceptor in Acid-Base equilibrium

Please solve all the parts QUESTION 1 (25 marks) a) i. Explain the concept of water as both, proton donor and acceptor in Acid-Base Please solve all the parts

QUESTION 1 (25 marks) a) i. Explain the concept of water as both, proton donor and acceptor in Acid-Base equilibrium ii. Based on Figure 1, define the relation of pH to pKa and pKb. 100 % 100 % 50 % percentage acid HA mainly HA mainly A- percentage conjugate base A- 50 % [HA] = [A] 0% 0% low pH pH = pka high pH Figure 1 iii. Complete Table 1 below with the correct conjugate base for the acid Acid Conjugate base H,SO -3 HCI -7 HI -10 H3O+ -1.7 15 HO HS 7

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