The rate at which a chemical substance reacts is proportional to its _____________________?

Related Mcqs:

An example of autothermal reactor operation is______________________?

A. Sulphur dioxide oxidation B. Ethylene oxidation C. Benzene oxidation D. Ammonia synthesis...

The extent of a reaction is ___________________?

A. Different for reactants and products B. Dimensionless C. Depends on the stoichiometric co-efficient D. All of the above...

Which of the following is not a unit of reaction rate ?

A. Moles for med/(surface of catalyst) (time) B. Moles formed/volume of reactor) (time) C. Mole formed/volume of catalyst) (time) D. None of these...

For a first order chemical reaction in a porous catalyst, the Thiele modulus is 10. The effectiveness factor is approximately equal to ____________________?

A. 0 B. 1 C. 0.1 D. 0.5...

The increase in the rate of reaction with temperature is due to__________________?

A. Increase in the number of effective collisions B. Decrease in activation energy C. Increase in the average kinetic energy of the reacting molecules D. None of these...