Chemical Reaction Engineering When all the limiting reactant is consumed in the reaction, the operational yield __________ the relative yield. Is greater than Can be either greater or smaller than (depends on the type of reaction) Is smaller than Equals Is greater than Can be either greater or smaller than (depends on the type of reaction) Is smaller than Equals ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Calcination reaction of limestone (CaCO₃ → CaO + CO₂) goes to completion in the rotary kiln, because Of high calcination temperature CaO is more stable than CaCO₃ CO₂ escapes continuously CaO is not dissociated Of high calcination temperature CaO is more stable than CaCO₃ CO₂ escapes continuously CaO is not dissociated ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The most suitable reactor for carrying out an auto-thermal reaction is a Plug-flow reactor Batch reactor CSTR Semi-batch reactor Plug-flow reactor Batch reactor CSTR Semi-batch reactor 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? 0.253 0.338 0.637 0.152 0.253 0.338 0.637 0.152 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the rate constant obeying Arhenious equation Decreases exponentially Can either increase or decrease ; depends on the frequency factor Increases Decreases Decreases exponentially Can either increase or decrease ; depends on the frequency factor Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are Of such size that the ratio of their volumes is < 5 Equal in size Of different sizes None of these Of such size that the ratio of their volumes is < 5 Equal in size Of different sizes None of these ANSWER DOWNLOAD EXAMIANS APP
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