Tuesday, February 11, 2014

Investigation of the effect of the mass of Zinc, on the temperature change of a Copper Sulphate solution

Note: I couldnt paste in pictures and diagrams so disport anyay any large spaces. Planing my investigation Method 1.Firstly I quiver out amount of money 20ml of horseshit sulphate closure (CuSO4) in a measuring cylinder, for on the button accuracy, and then(prenominal) bourgeon the solution into study tube. I volition place the adjudicate tube into a beaker and insulate the test tube, for minimum vex loss. (As shown in the diagram above.) 2.Secondly I bequeath account the require amount of zinc (Zn) on a weighing shield, again for precise accuracy. I will then legal community the startle temperature using a thermometer. Next I will effuse the Zinc into the test tube containing CuSO4. 3.Finally I will measure the final temperature using a thermometer and point the temperature rise in °c. (I will carry out all my experiments under testing ground safety precautions.) Variables *I will set out the bus of Zinc, & use the following Zinc weights: 0.5g, 1g, 1.5g, 2g and 2.5g. *I will repeat each experiment twice for an average. For a plum test I will need to reign many another(prenominal) variables. I will stir the reaction an dead on target number of times. I will record the temperature with a thermometer wait until the temperature begins to drop so the temperature has unspoiledy risen. I will measure the volume of the CuSO4 solution accurately with a measuring cylinder, and do sure the concentration of CuSO4 is constant throughout all the investigation. I will weigh the Zinc with a weighing collection plate and make sure its free of any impurities. Prediction and science shag Plan I predict increasing the ken of Zinc will improver the temperature rise of the Copper sulfate solution. When Zinc reacts with copper sulphate, the Zinc atoms displace the Copper atoms from Sulphate to form Zinc sulphate and Copper. This is simply because Zinc is more... If you trust to get a full essay, o! rder it on our website: BestEssayCheap.com

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