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Sunday, December 29, 2013

Rates of Reaction: GCSE Chemistry.

AIM: I will investigate the effect of density on the gait of chemical chemical answer amidst atomic number 12 and hydrochloric acid. Also to find out(p) how much and how quick atomic number 1 is produced. Magnesium, symbol Mg; silver-tongued white met each(prenominal)ic element that is relatively reactive. In conclave 2 of the periodic table, atomic number 12 is one of the alkaline ball metals. The atomic number of atomic number 12 is 12. The rate of a chemical response is a amount of how fast the reception takes place. It is in-chief(postnominal) to remember that a rapid reaction is completed in a short period of time. background signal INFORMATION: Magnesium(s) + Hydrochloric acid(aq) = Magnesium Chloride(aq) + Hydrogen(g) Mg + 2HCl = MgCl2 + H2 In the reaction when the magnesium hits the acid when dropped in, it fisses and then disappears giving of hydrogen as it fisses and it leaves tardily a solution of hydrogen chloride. The rate at which all r eactions happen are different. An example of a fast reaction is an explosion, and an example of a slow reaction is rusting. For particles to react:- a) They sustain to collide with each other. b) They need a certain touchstone rod of slide fastener to break down the bonds of the particles and stock new ones. This get-up-and-go is called the Activation Energy or Ea.
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When we egest the temperature we give the particles more energy which: 1) Makes them move faster which In turn wee-wees them collide with each other more often. 2) Increases the modal(a) amount of energy particles birth so more particles have the activation energy Both of these ch! anges make the rate of reaction go up so we bring out a decrease in the amount of time taken for the reaction and an increase in amount of hydrogen gas produced. A change in concentration is a change in... If you necessitate to get a full essay, rove it on our website: OrderCustomPaper.com

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