Chemical Reaction Engineering What is the dispersion number for a CSTR? ∞ 1 0 < 1 ∞ 1 0 < 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A chemical reaction occurs, when the energy of the reacting molecules is __________ the activation energy of reaction. More than Equal to or more than Equal to Less than More than Equal to or more than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction requires two unequal sized CSTR. Which of the following gives higher yield ? Smaller reactor followed by larger one Data insufficient, can Large reactor followed by smaller one Either of the arrangement A or B will give the same yield Smaller reactor followed by larger one Data insufficient, can Large reactor followed by smaller one Either of the arrangement A or B will give the same yield 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
Chemical Reaction Engineering Brunaur, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive BET equation? Langmuir The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process There is no dynamic equilibrium between successive layer None of these Langmuir The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process There is no dynamic equilibrium between successive layer None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a zero order chemical reaction, the All of these Products concentration increases linerarly with time Plot of products concentration with time is a straight line through the origin Half life period is directly proportion to the initial concentration of the reac-tants All of these Products concentration increases linerarly with time Plot of products concentration with time is a straight line through the origin Half life period is directly proportion to the initial concentration of the reac-tants ANSWER DOWNLOAD EXAMIANS APP