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Tuesday, February 11, 2014

Collision Rate investigation

Preliminary probe: Aim: To investigate the rate of response in opposite concentrations of hot to find the best able surface from a variety of admixtures. Plan: In the overture work I am firing to investigate which admixture out of 4 alloys is the best for the investigation. These metals are Mg (Magnesium), Cu (Copper), Zn (Zinc) and Ca (Calcium). To do this i leave bottom of the inning investigate the reaction with different concentrations of hydrochloric acid. I allow take aim the best metal out of the 4 feel fast at its qualities e.g. the reaction times, reliability of results, metal properties etc. I will use this preliminary work to protagonist me draw in my prediction; decide upon the most useful metal and to respond clarify on how I will go around my experiment. Apparatus: - 3 Magnesium Strips - 3 Copper Strips - 3 Pieces of Zinc - 3 Pieces of Calcium - 12 Test Tubes - 120ml of 0.25M, 0.50M, 1.0M, 2.0M and a 3.0m from each one of Hydrochloric aci d (HCl). - Measuring Cylinder - Safety gawp - cease Clock - Scissors - Ruler Metals and Time each took to Stop Reacting in Seconds Concentration (Hydrochloric AcidMg MagnesiumCu CopperZn ZincCa Calcium 0.25M28.10X1380.0238.00 0.50M14.19X180.2836.00 1.00M1.38X60.5820.00 2.00M42.00X180.0628 3.00M36X960.3015.00 Results of Preliminary Investigation: Preliminary Work Conclusion: I fold from the results preceding(prenominal) we can see that the metals had all very(prenominal) divers(a) results. From the above I notice some properties which will help me decide which I will use. Zinc is not a very fitting metal because it can make the results very unreliable and inaccurate. It will not be a funfair test as the metal comes in different sizes and weights, they are... If you pauperism to get a safe essay, order it on our website: OrderEssay.net

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