6The order of a reaction is:AThe number of productsBThe temperature dependenceCAlways equal to stoichiometric coefficientsDThe sum of the powers of concentrations in the rate lawView AnswerDiscussWorkspaceReportSaveEasy
7An ideal plug flow reactor assumes:ANo mixing along the flow direction and complete mixing radiallyBComplete mixing everywhereCConstant concentration everywhereDNo flowView AnswerDiscussWorkspaceReportSaveEasy
8For the same conversion of a positive-order reaction, a PFR generally needs:AExactly the same volumeBLess volume than a CSTRCMore volume than a CSTRDNo volumeView AnswerDiscussWorkspaceReportSaveEasy
9Selectivity in reactions refers to:AThe ratio of desired product formed to undesired productBThe reaction temperatureCThe total conversionDThe reactor sizeView AnswerDiscussWorkspaceReportSaveEasy
10A catalyst increases reaction rate by:ABeing consumedBRaising the temperatureCLowering the activation energyDIncreasing the equilibrium constantView AnswerDiscussWorkspaceReportSaveEasy