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Index Results
(3 Results)

AP6019 - $49.80
Molecules diffuse through the semi-permeable membrane at the bottom of the double thistle tube. The thin column of the thistle tube magnifies the volume and color changes. The concept of osmosis will be clear to your students after they witness the...
AP6223 - $6.10
Molecules diffuse through the semi-permeable membrane at the bottom of the double thistle tube. The thin column of the thistle tube magnifies the volume and color changes. The concept of osmosis will be clear to your students after they witness the...
AP6224 - $15.80
Molecules diffuse through the semi-permeable membrane at the bottom of the double thistle tube. The thin column of the thistle tube magnifies the volume and color changes. The concept of osmosis will be clear to your students after they witness the...
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