If a solid-gas non-catalytic reaction occurs at very high temperature, the rate controlling step is the __________ diffusion.

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Question: If a solid-gas non-catalytic reaction occurs at very high temperature, the rate controlling step is the __________ diffusion.
[A].

film

[B].

ash layer

[C].

pore

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.