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Tuesday, January 21, 2014

Bioligy Osmosis Investigation

We chose to do an experiment on osmosis beca utilization this is a handle that happens in our bodies daily and we fate it to stay alive. For example if your sleeve got chop up off the doctor in the hospital will need to put just enough urine inside you so the ratio of piddle to blood is scarcely right. Hypothesis Osmosis is described as the process in which the faecal matter of water molecules from an argona where they are highly concentrated to an area in which they are little concentrated takes place. The movement of water molecules must occur with a partially permeable membrane. The molecules continue to sprinkle until in that respect is an equilibrium meaning that the molecules are willy-nilly spread passim the cell leaving all areas with the analogous amount of molecules. and then I believe that as the concentration of salt increases the stool of the spud chip will decrease. tho the mass of the potato chip will increases when in a high concentration of water. Equipment To retain out the experiment we take a potato. To hurt the bastes of potato we needed a nerve center bearer. We employ 10 test tubes to subscribe the pieces of potato. As intumesce as that we use test tube rack to contain the test tubes. We employ the sucrose radical and the salt base to see which solution gave us better results.
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We used distilled water because the substances in pat water would affect our results. In two the initial and primary(prenominal) experiment we used the scales to weigh the mass of all(prenominal) piece of potato. To pour the solutions into the test tub e we used a pipette. To present down the p! otatoes down to the same size we used a knife. A Marker pen was used to brand our test tubes so we knew which solutions were in which test tube. Finally, we used a plastic embrangle to cut the potatoes on. Variables To perform a sane experiment we arrive to change a variable musical composition we keep the early(a) the same. The continuous variables in this experiment were the time taken to carry it out, the temperature and the fact that we used the same species of...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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