Q1 Define the following terms:- i) Azeotrope. ii) The equilibrium relationship for an ideal mixture. iii) Bubble point. iv) Dew point. [4 marks] A theoretical mixture containing 45% A and 55%B is to be separated to give a distillate containing 95%A and a bottom product containing 5% A. Use this information to answer the following questions. State clearly the assumptions you need to make as you progress thorough the answers. v) Construct the x-y diagram for the vapour-liquid equilibria data given below. Note composition mole fractions are given in terms of the more volatile component. [ 5 marks] vi) Use a graphical solution to determine the minimum reflux ratio. [ 5 marks] vii) Use a graphical solution to determine the minimum number of theoretical stages. Use a graphical solution to determine the minimum number of theoretical stages [ 5 marks] viii) Use a short cut method to determine the reflux ratios. [ 2 marks] ix) Use a short cut method to determine the minimum number of theoretical stages. [2 marks] x) What can you deduce from your answers for parts vii to ix. [2 marks] vapour-liquid equilibria data for Q1