Chemical Reaction Engineering Catalyst is a substance, which __________ chemical reaction. Can either increase or decrease the speed of a Alters the value of equilibrium constant in a reversible Increases the speed of a Decreases the speed of a Can either increase or decrease the speed of a Alters the value of equilibrium constant in a reversible Increases the speed of a Decreases the speed of a ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a unit of reaction rate? Moles formed/volume of reactor) (time) None of these Mole formed/volume of catalyst) (time) Moles for med/(surface of catalyst) (time) Moles formed/volume of reactor) (time) None of these Mole formed/volume of catalyst) (time) Moles for med/(surface of catalyst) (time) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reason why a catalyst increases the rate of reaction is that, it Decreases the molecular collision diameter Increases the activation energy None of these Decreases the energy barrier for reaction Decreases the molecular collision diameter Increases the activation energy None of these Decreases the energy barrier for reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a CSTR __________ varies with time. Both A & B Neither A nor B Reaction rate Concentration Both A & B Neither A nor B Reaction rate Concentration ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering During manufacture of H₂SO₄, the oxidation of SO₂ to SO₃ by oxygen is an en- dothermic reaction. The yield of SO₃ will be maximised, if the Pressure is reduced Temperature is increased and pressure is reduced Temperature is increased Temperature is reduced and pressure is increased Pressure is reduced Temperature is increased and pressure is reduced Temperature is increased Temperature is reduced and pressure is increased ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When a catalyst increases the rate of forward reaction, the value of rate constant Decreases Becomes infinite Remain same Increases Decreases Becomes infinite Remain same Increases ANSWER DOWNLOAD EXAMIANS APP
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