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Experiment to show how concentration affects the rate of reaction
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| Submitted: Wed Aug 13 2003
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Experiment to show how concentration affects the rate of reaction Prediction I predict that the reaction time will be quicker when the concentration of the acid is more concentrate. This is because when acid is more concentrate there are more particles Thio present to bump into the acid, this is what causes the reaction. Sodium + Hydrochloric Sulphur + Sodium + Water Thiosulphate Acid Dioxide Na S O (aq) + 2HCL (aq) S (s) + 2NaCL + H O Apparatus Sodium Sulphate Hydrochloric acid Water Conical flasks Pipette Stop watch Measuring cylinders Fair Test To make the experiment a fair test we will always use the same amount of Hydrochloric acid in this case 5 cm3. The total amount of Thio solution will always be 50cm3. All the experiments will be carried out at room temperature. We will use the different measuring cylinders for the acid and Thio solution to keep them apart until we start timing. When the acid...
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