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    The Effect of a Concentration of Water on the Mass of a Potato Aim: My aim is to find the percentage change of mass when a small piece of potato is placed in to molar sucrose solution Apparatus: * Molar sucrose solution 0.0 - 0.5 * Potato * Cutting board * Knife * Weighing machine * Glass test tube * Glass test tube holder Plan: - ======= My plan is too find the percentage change of mass of a small piece of potato when placed in to molar sucrose solution

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    Investigating the Concentration of Water in Potato Cells Through Osmosis Introduction Osmosis is defined as the movement of water molecules from an area of high water concentration to an area of low water concentration, across a semi-permeable membrane. I will be experimenting to find the concentration of water in potato cells through Osmosis. Aim The aim of this investigation is to analyze and experiment in order to study the concentration of water in potato cells through Osmosis

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    Effect of Water Concentration on the Mass of Potato Tissue Aim: The aim of this investigation is to discover the effect of water concentration on the mass of potato tissue, and also to investigate the movement of osmosis through potato tissue. Scientific Knowledge: When a substance such as a sugar dissolves in water, the sugar molecules attract some of the water molecules and stop them moving freely. This, in effect, reduces the concentration of water molecules. Water Potential:

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    Changing the Concentration of Sucrose on the Movement of Water into a Potato Introduction Aim 1. To use different concentrations of sucrose solution to determine the internal concentration of the potato. 2. To use different concentrations of a solution more dilute than the internal concentration of the potato to find out what the effects of different sugar concentrations have on the movement of water into the potato. Theory ====== Osmosis is the movement of water from a dilute

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    Determining the Concentration of a Lime Water Solution Planning I am provided with 250cm3 of limewater which has been made such that it contains approximately 1gdm3 of calcium. Also available is hydrochloric acid which contains exactly 2.00 mol dm-3 I am to determine the concentration of limewater solution by Titration method. Apparatus used is as follows: * 50ml burette * 100ml conical flask * 100ml beaker * white tiles * resort tiles * safety goggles * pipette

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    artificially introducing fluoride into water, a great amount of resistance has taken place. Many people claim that fluoridating community water sources can cause not only dental fluorosis, but a multitude of adverse systemic conditions. This perception has led to many political battles on the subject. The problems associated with fluoride ingestion tend to present when concentrations are higher that generally accepted. In communities with natural high fluoride concentrations, adverse effects have range from

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    Osmosis and Diffusion “Osmosis is the passage of water from a region of high water concentration through a semi-permeable membrane to a region of low water concentration, which will then become equal.” Diffusion, although at first may seem insignificant in nature, plays quite a major part. The most obvious example would be in cells, plant and animal alike. They have partially permeable membrane in order to let in things like water, and to prevent unwanted big chemicals such as sucrose

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    Osmosis in Potato Cells

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    of water molecules by diffusion from a place where the water molecules are in a higher concentration (high water potential) to a place where the water molecules are in a lower concentration (low water potential) through a partially permeable membrane, the experiment to test osmosis in potato cells was set up. The experiment would prove the theory of osmosis and determine whether the concentration of water in the solution surrounding the potato was higher or lower than that of the water concentration

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    lowest sugar solution (water) will gain the most mass through osmosis, whereas the 80% sugar concentration will lose the most mass through osmosis. I predict this because I think that the potato chips will try to gain and lose water between the two sides of its cell wall in order to reach an equilibrium between them. Because the 80% sugar solution has a high amount of sugar molecules, which can not diffuse through the membrane, I think that the potato will lose water in order to make the solution

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    Investigating Osmosis in Potatoe Tissue To find out how the concentration of sucrose solution affects the rate of osmosis in a potato and what happens to the length and mass of the potato. What is osmosis? Osmosis is the movement of the water molecules across a partially permeable from a region of high water concentration to a region of low water concentration. Osmosis is a special case of diffusion The biochemical process in living cells always takes place in a solution. A solution

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