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An investigation to determine the water potential of potato tissue.
Member rating: No Rating | Words: | Submitted: Wed Feb 11 2004
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An investigation to determine the water potential of potato tissue Aim The aim of this experiment is to find the water potential (?) of potato tissue by finding at what concentration of sucrose solution, the ? of the potato is the same as the ? of the sucrose solution it is in. Preliminary work The Simple Osmometer A capillary tube with semi-permeable 'visking' tubing over the end was filled with a sugar solution and placed in a beaker of distilled water. The original height of sugar solution in the capillary tube was marked on the tube. The height of sugar solution in the capillary tube was then measured once every two minutes until there was no change. The height of the solution in the capillary tube went up. This was because the distilled water had a greater ? than the sugar solution and there was a net gain in the volume of the solution in...
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