need help in question 1,2 and 3 pleaseee

Question 1 Give the Brnsted-Lowry theory definition of an acid and a base. Illustrate your answer with appropriate equations using one or more of the following compounds in each case. H2SO4,H2O,NH3,NH4+,CH4,KCl,KOH, HBr (6 marks) Question 2 Explain what is meant by the term amphoteric, using the bicarbonate ion, HCO3as an example. marks) Question 3 (a) What do you understand by a conjugate acid-base pair according to the Brnsted-Lowry theory? (4 mark) (b) Identify the Brnsted-Lowry conjugate acid-base pairs in each of the following equations: (i) HCO3(aq)+NH3 (aq NH4+(aq)+CO32(aq) (ii) CH3COOH(aq)+HCl(aq)CH3COOH2+(aq)+Cl (aq) (4 marks)