Question

During the practical in the lab when hydrogen sulphide gas having offensive odour is prepared for some test, we can smell the gas even 50 metres away. Explain the phenomenon.
$\huge {\underbrace{ \mathfrak {\black{No Spam}}}}$​

Answer 1

Answer:

We can smell the Hydrogen sulphine because of the diffusion.......

Diffusion = the spreading of something more widely.