Chemical Reaction Engineering Which of the following resistances is not involved in a gas phase catalytic (gas- solid) reaction? Gas film and pore surface diffusion resistances for products Gas film and pore surface diffusion resistances for reactants Ash resistance Surface phenomenon resistance Gas film and pore surface diffusion resistances for products Gas film and pore surface diffusion resistances for reactants Ash resistance Surface phenomenon resistance ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A chemical reaction occurs when the energy of the reacting molecules is __________ the activation energy of the reaction. Less than More than Equal to or more than Equal to Less than More than Equal to or more than Equal to ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction between oxygen and organic material is a/an __________ reaction. Exothermic Endothermic Biochemical Photochemical Exothermic Endothermic Biochemical Photochemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Helium-mercury method is used for the measurement of the __________ of the catalyst. Pore volume Both B & C Surface area Porosity Pore volume Both B & C Surface area Porosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half-life period for a first order reaction is __________ the initial concentration of the reactant. None of these Directly proportional to Independent of Inversely proportional to None of these Directly proportional to Independent of Inversely proportional to ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Find a mechanism that is consistent with the rate equation and reaction given below: 2A + B → A₂B, ( - rA) = k.CA.CB A + A ⇋ AA;AA + B → A₂B A + A ⇋ AA;AA + B → A₂B A + B ⇋ AB;AB + A → A₂B A + B ⇋ AB ; AB + A → A₂B A + A ⇋ AA;AA + B → A₂B A + A ⇋ AA;AA + B → A₂B A + B ⇋ AB;AB + A → A₂B A + B ⇋ AB ; AB + A → A₂B ANSWER DOWNLOAD EXAMIANS APP
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