Gaseous diffusivity at atmospheric pressure is of the order of __________ cm2/second. August 29, 2022 by admin Question: Gaseous diffusivity at atmospheric pressure is of the order of __________ cm2/second. [A]. 1 [B]. 1 to 5 [C]. 5 to 10 [D]. > 10 Answer: Option A Explanation: No answer description available for this question.