Chemical Reaction Engineering Which of the following is a controlling factor in very fast heterogeneous reaction? Composition of reactant Heat and mass transfer effects Temperature Pressure Composition of reactant Heat and mass transfer effects Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The minimum energy required to allow a chemical reaction to proceed is termed as the 'threshold energy '. Chemical reaction with low activation energy are Highly temperature sensitive Always irreversible Mostly irreversible Insensitive to temperature changes Highly temperature sensitive Always irreversible Mostly irreversible Insensitive to temperature changes ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the chemical reaction P → Q, it is found that the rate of reaction doubles as the concentration of 'P' is doubled. If the reaction rate is proportional to Cpn, then what is the value of 'n' for this chemical reaction 2 1 3 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reactions in parallel viz A → P (desired product) and A → Q (unwanted product), if the order of the desired reaction is higher than that of the undesired reaction, a Both A and B Single CSTR is the most suitable Tubular reactor is preferred over a single CSTR for high yield Batch reactor is preferred over a single CSTR for high yield Both A and B Single CSTR is the most suitable Tubular reactor is preferred over a single CSTR for high yield Batch reactor is preferred over a single CSTR for high yield ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reaction, P + 2 → 3R, molar rate of consumption of P is Double of that of Q Same as that of Q Half of that of Q 2/3rd of that of Q Double of that of Q Same as that of Q Half of that of Q 2/3rd of that of Q ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a tubular reactor with space time 'τ' and residence time 'θ', the following statement holds good. τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant τ = θ , for a non-isothermal reactor τ = θ , when the fluid density changes in the reactor τ and θ are always equal τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant τ = θ , for a non-isothermal reactor τ = θ , when the fluid density changes in the reactor τ and θ are always equal ANSWER DOWNLOAD EXAMIANS APP
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