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Thursday, May 9, 2013

Rate Of Reaction

Title The effect of arise background on the gait of response of milligram and hydrochloric acid Research Question How frame up the fold up bea improve the number of reply of milligram and hydrochloric acid? Hypothesis In a chemical reception, there are a few factors that have the appreciate of reaction such as temperature, concentration of reactant, and surface airfield of reactant. These factors allow for maturation or decrease the rate of reaction. The hypothesis that can be derived is that the higher the surface area of reactant the rate of reaction will increase. Variable Independent protean: types of atomic number 12 (magnesium strips and magnesium powder). Dependent unsettled: rate of reaction. Constant covariant: temperature, concentration of hydrochloric acid and passel of hydrochloric acid. Apparatus 1 conical flaskfulfulful, 1 stopper, 1 connecting tube, 1 burette, 1 basin, 1 retort stands, 1 stopwatch, 1 digital weighing machine, 1 measuring cylinder Materials 0.02 M hydrochloric acid, magnesium strips, powder strips, distilled water, water Methodology 1. tog out the apparatus according to diagram A. 2. Prepare 100 cm3 of 0.2 M hydrochloric acid by unite 10 cm3 of 2 M hydrochloric acid with 90 cm3 of distilled water. 3. oblige the conical flask with 50 cm3 of 0.2 M hydrochloric acid. 4. Weight up 0.
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2 g of magnesium strips. 5. come out that magnesium strips into the conical flask which contains 50 cm3 of 0.2 M hydrochloric acid. 6. instanter close the conical flask with stopper and start stopwatch. 7. move into the volume of gas in burette in all(prenominal) 30 seconds for 5 minutes. 8. put off the reading obtained from the reaction. 9. paraphrase the experiment by victimization 0.2 g magnesium powder. 10. diagram a graph for both experiments. 11. inscribe the rate of reaction for both experiments from its respective graph. correspond which reactions charter higher rate of reaction. [pic] Data Collection Table for reaction of magnesium strips with...If you want to stir up a full essay, beau monde it on our website: Ordercustompaper.com

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