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Polyacrylate Experiment
In class my team did a polyacrylate experiment where we had 5 different vials with a different liquids in each vial. In vial 1 we had regular water the polyacrylate or other wise known as Orbies expanded as usual after 24 hours our orbies were 615.7 px. After 48 hours they were 630.8 px which means they shrunk! Vial 2 had hydrogen peroxide, at 24 hours they were 656.5 px and at 48 hours they were 598.0 px. Vial 3 had salt water, the orbits in salt water barely expanded at all! After 24 hours they were on 268.8 px and 48 they were 292.6 px. Vile 4 had dirty water and in this vile after 24 hours they were 620.9 px and after 24 hours 623.6 px. I thought it was interesting how all of the orbies except for vial 3 and 4 shrunk after 48 hours. The salt water and dirty water vials expanded after 48 hours andni do not understand why those two vials did not shrink when the other 3 did...
Article posted November 4, 2011 at 12:26 PM •
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