Chemical Reaction Engineering A catalyst is said to be a negative catalyst, ifit Retards the rate of reaction Reduces the value of equilibrium constant All of these Does not initiate the reaction Retards the rate of reaction Reduces the value of equilibrium constant All of these Does not initiate the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Arrhenious equation represents graphically the variation between the __________ and temperature. Rate of reaction Rate constant Activation energy Frequency factor Rate of reaction Rate constant Activation energy Frequency factor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A pulse tracer is introduced in an ideal CSTR (with a mean residence time ι) at time, t = 0. The time taken for the exit concentration of the tracer to reach half of its initial value will be τ/0.693 0.5τ 2τ 0.693τ τ/0.693 0.5τ 2τ 0.693τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure? PCl3 + Cl₂ ⇋ PCl5 N₂ + O₂ ⇋ 2NO 2SO₂ + O₂ ⇋ 2SO₃ N + 3H₂ ⇋ 2NH₃ PCl3 + Cl₂ ⇋ PCl5 N₂ + O₂ ⇋ 2NO 2SO₂ + O₂ ⇋ 2SO₃ N + 3H₂ ⇋ 2NH₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The residence time distribution of an ideal CSTR is Exp(-t/τ) Τ exp (-t/τ) 1/τ exp (-t/τ) 1/τ (-t/τ) Exp(-t/τ) Τ exp (-t/τ) 1/τ exp (-t/τ) 1/τ (-t/τ) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The sequence in which three CSTR's of volumes 5, 10 and 15 m³ will be connected in series to obtain the maximum production in a second order irreversible reaction is 5, 10, 15 10, 15, 5 15, 10, 5 10, 5, 15 5, 10, 15 10, 15, 5 15, 10, 5 10, 5, 15 ANSWER DOWNLOAD EXAMIANS APP
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