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How we can use osmosis to find out the amount of sugar in a potato.
Member rating: No Rating | Words: | Submitted: Wed Feb 11 2004
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Planning: Osmosis is a special case of diffusion. It is the movement of water through a selectively permeable membrane, from an area if high water concentration (weak solution) to an area of low water concentration (strong solution). e.g. In this coursework, I intend to show how we can use osmosis to find out the amount of sugar in a potato. The equipment I am going to use will be: Potato to test the amount of sugar Knife to cut the potato up to chunks and same size Ruler to measure the size of each of the potato chunks Petri-dish to put water and glucose solution in, so as potato chunks Weighting scale to measure mass of the potato chunks before and afterwards Measuring cylinder to measure the amount of glucose solution in the Petri-dish Stop clock to take the amount of time Sugar with 6 different strengths (50g/L, 100g/L, 150g/L, 200g/L, 250g/L) Water I am going to do this experiment like that: 1. Cut potatoes...
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