Determining the water potential of an apple.

... As Biology coursework-Unit 2 Determining the water potential of an apple Equipment list Equipment Reason Sucrose solution Because it is the solution in which the apple is tested in Apple It is the 25cm3 measuring cylinder To measure 25cm3 accurately 10cm3 measuring cylinder To measure smaller substances accurately e.g. you need a volume of 30cm3, but all you got to is 27cm3, then you use the 10cm3 measuring cylinder to add another 3cm3. Cork borer To bore through the apple to get the cylinders. Razor blade To cut the apple cylinders into smaller discs. Stirring rod It is used to shove out the apple cylinders from the cork borer. Measuring scale For measuring the masses of the, apple, discs Filter paper To get rid of the excess fluid from the discs. Distilled water It is used for dilutions Tweezers For carrying the discs to prevent contamination. 7 Petri dishes To fill with sucrose solution and then

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