I NEED THIS QUICK! GIVING BRAINLIST!! The diffusion rate differs between gases, liquids, and solids because the

A. Temperatures are different in each form

B. molecules are different sizes in each form

C. number of barriers in the molecule's way differ.

D. distance molecules have to travel before colliding with another molecule differ.

in theory, limestone is composed principally of the compound calcium carbonate - caco3, but in reality this compound is deposited in conditions involving a number of other compounds as impurities so it ends up being a mixture of many compounds.

hope this : -)

tony (lordcaos066)

um i think it might be a car?

the cold front replaces the warmer air at the ground level changing the wind to be breezy and denser.there is also an immediate drop in the temperature.