Answer:
A tissue in our mouth that produces saliva to help swallow food! :)
It would substantially increase as they are responsible for 1/3 of the earths Oxygen and without them "eating" up the CO2 there would be an increase of it in our Atmosphere and a decrease in Oxygen <span />
Equilibrium.
diffusion occurs due to differences in concentration of substances in different regions. then substances will naturally spread out (due to innate Brownian kinetic energy). the spreading I. e. diffusion will stop until equilibrium is achieved.
note: those substance particles are still moving due to the innate Brownian kinetic energies!
Answer:
The answer is D.) Mercury
