Chemical Reaction Engineering A chemical reaction occurs when the energy of the reacting molecules is __________ the activation energy of the reaction. Less than Equal to Equal to or more than More than Less than Equal to Equal to or more than More than ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required for half change is inversely proportional to the square of initial concentration and the velocity depends on the units in which the concentration term is expressed, then the order of reaction is 0 1 3 2 0 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the chemical reaction X → Y, it is observed that, on doubling the concentration of 'X', the reaction rate quadruples. If the reaction rate is proportional to Cxn, then what is the value of 'n' ? 16 4 2 43834 16 4 2 43834 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂. No change Increase Unpredictable from the data Decrease No change Increase Unpredictable from the data Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Chemical kinetics can predict the __________ of a chemical reaction. Both A & B Rate Feasibility Neither A nor B Both A & B Rate Feasibility Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reason why a catalyst increases the rate of reaction is that, it None of these Decreases the energy barrier for reaction Increases the activation energy Decreases the molecular collision diameter None of these Decreases the energy barrier for reaction Increases the activation energy Decreases the molecular collision diameter ANSWER DOWNLOAD EXAMIANS APP
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