Data and Results

NOTE: The following videos are very large (30M). I have removed the second and third to save space on the server. If you want to see them please contact me directly. (kyle forinash)

Plastic in Water Video Clip.
Pollen in Water Video Clip.
Plastic in Alcohol Video Clip.

Note: I had to take the second two clips off of this web site due to space restrictions (they are each 120Mb). I'll be happy to email them to you on request.

Graph of random walk:

Typical data:

Experimental values of Avagadro's number:

Year	Experiment	Value obtained for N_A/10²²
2001	polystyrene in water (20 spheres)	42.0
2004	polystyrene in water (30 spheres)	1.38
2004	polystyrene in alchohol (30 spheres)	57.0
2004	fern spores in water (19 particles)	433.0
2004	polystyrene in olive oil	no data

Http://Physics.ius.edu