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explain whether smoke filling up a room is diffusion or not.

Sagot :

Xhade
yes it is diffusion ..
explanation :
 diffusion is the movement of particles from high concentration to low concentration .. 
as the smoke rises at one corner of the room soon it spreads all over the room which is simply diffusion ..
Yes this is diffusion because diffusion is the movement of particles from high concentration to low concentration, so when smoke go up in one corner then the smoke goes all over the room which is diffusion.