Question

What causes brownian motion in colloids?
A) coagulation of particles and the dispersed phase
B) erratic flashes of light
C) molecules of the dispersion medium colliding with dispersed phase particles
D) All the above

Answer 1

your answer is d
all the above
hope ur help

Answer 2

$hii \: your \: \: answer \: is \: \\ \\ C) molecules of the dispersion medium colliding with dispersed phase particles$
C) molecules of the dispersion medium colliding with dispersed phase particles