Chemical Reaction Engineering Rate determining step in a reaction consisting of a number of steps in series is the __________ step. Data insufficient; can't be predicted Slowest Fastest Intermediate Data insufficient; can't be predicted Slowest Fastest Intermediate ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an exothermic reaction, the energy of the reacting substances as compared to that of products is Less Either A or B, depends on order of reaction Same More Less Either A or B, depends on order of reaction Same More ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A rise in temperature Does not affect photo-chemical reaction rates All of these Normally tends to increase the reaction rate Does not affect a catalysed reaction Does not affect photo-chemical reaction rates All of these Normally tends to increase the reaction rate Does not affect a catalysed reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Calcination reaction of limestone (CaCO₃ → CaO + CO₂) goes to completion in the rotary kiln, because CO₂ escapes continuously CaO is more stable than CaCO₃ CaO is not dissociated Of high calcination temperature CO₂ escapes continuously CaO is more stable than CaCO₃ CaO is not dissociated Of high calcination temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in Saliva Blood Intestine Gland Saliva Blood Intestine Gland ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A high space velocity means that a given None of these Reaction can be accomplished with small reactor Both A and B Conversion can be obtained with a high feed rate None of these Reaction can be accomplished with small reactor Both A and B Conversion can be obtained with a high feed rate ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS