31. The rate of the reaction, X → Y, quadruples when the concentration of 'X' is doubled. The rate expression for the reaction is, r = K Cxn, the value of 'n' in this case will be
32. Which of the following is not a chemical step in a fluid solid catalytic reaction?
33. The dispersion number of perfect mixed flow is
34. Sometimes, batch process is preferred over continuous process, when the product
35. For high conversion in a highly exothermic solid catalysed reaction, use a __________ bed reactor.
36. The rate of the chemical reaction A → B doubles as the concentration of A i.e., CA is doubled. If rate of reaction is proportional to CAn, then what is the value of n for this reaction?
37. Which of the following fixes the volume of a batch reactor for a particular conversion and production rate?
38. The 'E' curve for a non-ideal reactor defines the fraction of fluid having age between t and t + dt
39. The conversion XA and residence time data are collected for zero order liquid phase reaction in a stirred tank reactor. Which of the following will be a straight line?
40. The reactions with low activation energy are
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