(a) Define reaction selectivity and explain why selectivity analysis is important in chemical reactor design and optimizabion? [4 marks] (b) Reactant
Adecomposes of
300Kfollowing three simullaneous reactions Io form
B,xand
Yas shown in Table
Q4.
Bis the desired product,
xand
Yare undesired. The leed volumetric flow rate of
Ais
20Ls^(-1)and concentration of 0.4 mol.
L^(4)Table Q4. The parallei reactions and parameter values. \table[[No,Reaction,\table[[Reaction],[Order]],\table[[Rate Constant],[(al
300K)]],\table[[Activation Energy],[(k.J.mar')]]],[1,
A->k_(1)x,
0^(hh )order,\table[[
k_(1)=1.0\times 10_(1)^(-1)molL^(-1)*s^(-1)