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11 questions from this quiz
All matter is tiny particles in motion
Robert Brown in 1827
Random, zig-zag pattern
Water molecules colliding with them
Collisions occur randomly from all sides
Particles spreading high to low conc.
NH3\text{NH}_3NH3 and HCl\text{HCl}HCl
Ammonium chloride
Closer to the hydrogen chloride end
It is lighter so moves faster
Shows lighter particles move faster
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