diffusion

Question 1

explain what diffusion is (kinetic particle theory)

Answer 1

• process of which particles of one substance spread out through the particles of another substance
• it is how smells spread out through air
• factors that affect diffusion:
  1) type of substance
  2) temperature

Question 2

effect of relative molecular mass on rate of diffusion of gases

Answer 2

rate of diffusion of a gas is inversely proportional to the square root of its molecular weight