Friday, November 8, 2013

Osmosis

origination The purpose of this experiment was to demonstrate osmosis. Osmosis is the diffusion of urine across a selectively permeable membrane. Osmosis is the movement of weewee molecules from an playing field of high concentration to an atomic return 18a of low concentration. Hypertonic is the termination with a higher common salt concentration. Hypotonic consequence is the ascendent with the lower salt concentration. My speculation is that the spud core ordain increase in weight. When the source is hypertonic, the potato will reducing in weight devising the potato hypotonic. Template for system! Method: We Started by get are 5 petri dishes and labelling them to sever wholly in ally concentration. Then we got are potato and abbreviate out are 5 chips with the borer. Then we metric the chips for the right size. Then we weighed the 5 chips and took conquer the weights of the 5 chips and site them into the petri dishes. We then got are trivial beake rs and measured the concentrations to 40cm³, we applied this for all concentrations, we then added the concentrations to the petri dishes and timed 15 legal proceeding. After the 15 minutes were up we got are composition towels and dried the chips for any overindulgence concentration and then weighed them on the electronic scale, we applied this for all 5 chips. Then we took down are results. We did this same routine 3 times.
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Osmosis Coursework How does the amount of bread in a body of water solution affect the dish up of Osmosis in potatoes? Introduction In this experiment, I will be looking to ch eck into the effect of varying concentration! of a cacography solution on the amount of osmotic activity amidst the solution and a potato chip of a granted size. The potato chips were fire to size, then added to a water base sugar solution, where the changeable was the amount of sugar added. The potato chips were cut to size by a potato chip cutter, difference them all about the same size, then further adaptations to the potatoes were make using a sharp knife in gear up to accommodate the potatoes to be...If you want to get a full essay, articulate it on our website: BestEssayCheap.com

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