FOR LondonCreamCakes
no sure if its right but im trying to help.. lol dont mind all the tabs

It kinda helps but not  really

Thanks for trying anyway doe!

Explanation:

answer: the rate of diffusion increases with increase in temperature.

increase in temperature, increases the molecular/particles speed (kinetic energy. diffusion means movement of particles through the material.

generally, the heavier the particle the more it interacts with the environment and more the temperature matters. so higher temperature results in higher diffusion.

answer; talc and gypsum;