Chemical Reaction Engineering The performance of a cascade of CSTR's can be improved by adding A P.F. reactor in series More CSTR's in series More CSTR's in parallel A P.F. reactor in parallel A P.F. reactor in series More CSTR's in series More CSTR's in parallel A P.F. reactor in parallel ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For every 10°C rise in temperature, the rate of chemical reaction doubles. When the temperature is increased from 30 to 70°C, the rate of reaction increases __________ times. 32 12 16 8 32 12 16 8 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The catalyst in a second order reversible reaction increases the rate of the forward reaction And decreases that of backward reaction Only And backward reaction equally To a greater extent than that of the backward reaction And decreases that of backward reaction Only And backward reaction equally To a greater extent than that of the backward reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering To maximise the formation of R in the simultaneous reactionA + B → R , rR = 2CA0.5.CB2 A + B → S , rS = 1.5 CA . CB We should have Low CA, high CB Low CA, low CB High CA, low CB High CA, high CB Low CA, high CB Low CA, low CB High CA, low CB High CA, high CB ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst in a chemical reaction __________ free energy change in the reaction. Increases Either A or B; depends on the type of catalyst Neither A nor B Decreases Increases Either A or B; depends on the type of catalyst Neither A nor B Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the reversible reaction A ⇋ 2B, if the equilibrium constant K is 0.05 mole/litre; starting from initially 2 moles of A and zero moles of B, how many moles will be formed at equilibrium? 0.152 0.637 0.253 0.338 0.152 0.637 0.253 0.338 ANSWER DOWNLOAD EXAMIANS APP
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