Chemical Reaction Engineering For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is 4 11 22 2 4 11 22 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Variables affecting the rate of homogeneous reactions are Temperature and composition only Pressure and composition only Pressure, temperature and composition Pressure and temperature only Temperature and composition only Pressure and composition only Pressure, temperature and composition Pressure and temperature only ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Holding time for flow reactors is __________ the space time, for constant fluid density None of these Equal to Double Triple None of these Equal to Double Triple ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order isothermal chemical reaction in a porous catalyst, the effectiveness factor is 0.3. The effectiveness factor will increase if the Catalyst size is increased or the catalyst diffusivity is increased Catalyst size is increased or the catalyst diffusivity is reduced Catalyst size is reduced or the catalyst diffusivity is increased Catalyst size is reduced or the catalyst diffusivity is reduced Catalyst size is increased or the catalyst diffusivity is increased Catalyst size is increased or the catalyst diffusivity is reduced Catalyst size is reduced or the catalyst diffusivity is increased Catalyst size is reduced or the catalyst diffusivity is reduced 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 In the converter of the contact process for the manufacture of H₂SO₄ the equilibrium conversion of SO₂ __________ (i) __________ with increase in temperature and __________ (ii) __________ with increase in the mole ratio of SO₂ to air. (i) decreases (ii) decreases (i) increases (ii) decreases (i) increases (ii) increases (i) decreases (ii) increases (i) decreases (ii) decreases (i) increases (ii) decreases (i) increases (ii) increases (i) decreases (ii) increases ANSWER DOWNLOAD EXAMIANS APP
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