Chemical Reaction Engineering In case of the irreversible unimolecular type, first order reaction, the fractional conversion at any time for constant volume system as compared to variable volume system is Either A or B, depends on other factors Less Same More Either A or B, depends on other factors Less Same More ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst promoter Improves the activity of a catalyst Itself has very high activity Acts as a catalyst support All of these Improves the activity of a catalyst Itself has very high activity Acts as a catalyst support All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space time equals the mean residence time When the density of the reaction mixture is constant For CSTR For narrow diameter tubular reactor For large diameter tubular reactor When the density of the reaction mixture is constant For CSTR For narrow diameter tubular reactor For large diameter tubular reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst is said to be a negative catalyst, ifit Does not initiate the reaction All of these Retards the rate of reaction Reduces the value of equilibrium constant Does not initiate the reaction All of these Retards the rate of reaction Reduces the value of equilibrium constant 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 Mostly irreversible Insensitive to temperature changes Highly temperature sensitive Always irreversible Mostly irreversible Insensitive to temperature changes Highly temperature sensitive Always irreversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The use of space time is preferred over the mean residence time in the design of a/an Ideal tubular-flow reactor Batch reactor CSTR Slurry reactor Ideal tubular-flow reactor Batch reactor CSTR Slurry reactor ANSWER DOWNLOAD EXAMIANS APP