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The Effect of Different Concentrations of Sucrose On Visking Tubing
- Words:
- 1397
- Submitted:
- Thu Jul 11 2002
Have a little read: ... Preliminary Work: I am going to investigate the effect of different concentrations of sucrose on visking tubing Apparatus: * Measuring balance (used to measure the weight of the visking tubing) * 18 beakers (containing varying concentrations of sucrose) * 18 Visking tubing (containing sucrose solution of unknown concentration) Diagram: Method: * I will gather the equipment in my apparatus list * I will measure the weights of the visking tubing before they are put in the beaker. I will record the results * I will put the visking tubing's in the beakers and leave them to react overnight * I will take out the visking tubing and dry them, so no liquid will be left on it to effect the weight. I will then measure its weight on the measuring balance and record these results. * I will then work out the mass and percentage change Results: Solution (ml) Number Original mass (g) Final mass (g) Mass change (g) Percentage change (%) 0.0 1 2 3 Average 0.2 1 2 3 Average 0.4 1 2 3 Average 0.6 1 2 3 Average 0.8 1 2 3 Average 1.0 1 2 3 average Aim: To investigate the effect of osmosis in plant cells Apparatus: Electric
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