Percentage of argon (by volume) in dry atmospheric air is about

Question: The reactions of high molecularity are rare, because
[A].

of very large activation energy of many bodies.

[B].

of low probability of many body collisions.

[C].

many body collisions are not favoured energetically.

[D].

of requirement of very large concentration for such reactions.

Answer: Option B

Explanation:

No answer description available for this question.

Question: A plug-flow reactor is characterised by
[A].

high capacity.

[B].

presence of axial mixing.

[C].

presence of lateral mixing.

[D].

constant composition and temperature of reaction mixture.

Answer: Option C

Explanation:

No answer description available for this question.