Chemical Engineering - Chemical Reaction Engineering - Discussion

Discussion Forum : Chemical Reaction Engineering - Section 1 (Q.No. 17)
17.
Reaction rate equation for the reaction, . If S at is present in large excess, what is the order of this reaction?
zero
one
two
three
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Saurabh yadav said:   8 years ago
Because the reaction is elementary one, the rate determining element/compound is are i.e. why are power will decide the order of reaction?
(2)

Sankar Ghosh said:   10 years ago
The limiting reactant becomes R, so the kinetics of the reaction depend only on the concentration of R.
(7)

Ashu said:   1 decade ago
Because concentration of S is too large therefore it can not show appreciable change in its concentration and we can include it in constant. Hence order of reaction is 1 with respect to A. This mechanism is called as Pseudo order reaction.
(9)

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