How much MnO 2 ( s ) should be added to excess HCl ( aq ) to obtain 395 mL Cl 2 ( g ) at 25 °C and 785 Torr ?

b i think it’s a water wheel turning in a stream

a  solution  is always transparent, light passes through with no scattering from solute particles which are molecule in size. the  solution  is homogeneous and does not settle out. a colloid is intermediate between asolution  and a  suspension. while asuspension  will separate out a colloid will not.