question_answer

  Suggest an activity to show that the rate of diffusion of liquids decrease with increase in density of the liquid.  

Answer:

     ? Take two beakers filled with water. ? Put a drop of blue ink slowly along the sides of the first beaker and hone; in the same way in another beaker. ? Leave it undisturbed. ? We observe that honey diffuses slowly as compared to ink. ? This experiment shows that lesser the density, faster the rate of diffusion.