Related Questions

Effectiveness factor (E) of a catalyst pellet is defined as, E = (actual rate within pore of catalyst/rate if notsnowed by pore diffusion) Effectiveness factor for a first order reaction is given by (where, T = Thiele modulus)
A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by
Which of the following factors control the deactivation of a porous catalyst pellet?
For a solid catalysed chemical reaction, the effectiveness of solid catalyst depends upon the __________ adsorption.
For the hydrogenation of oils (i) __________ is commonly used as catalyst and (ii) __________ is a catalyst poison.
A catalyst is said to be a negative catalyst, ifit
Static error coefficients are used as a measure of the effectiveness of closed loop systems for specified ________ input signal.
If Thiele modulus is __________ , then the pore diffusion resistance in a catalyst may be considered as negligible.
Factor of safety (i.e., overdesign factor) in heat transfer equipments is about __________ percent more than the actual/theoretical design factor.
increasing the capacity of a screen __________ the screen effectiveness.