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Rates of reaction.
Member rating: No Rating | Words: | Submitted: Fri Oct 10 2003
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Rates of Reaction In this investigation I will mix hydrochloric acid with sodium thiosulphate and heat up the solution to a specific temperature and as this temperature is reached I will measure how many seconds it takes for the cross to disappear. This will show whether the reaction is fast or slow in comparison to the temperatures. If the time has decreased the reaction rate would have increased as this would result in the reaction taking place much quicker. If the time has increased it would suggest that the reaction rate has decreased as it has took longer for the cross to disappear. I will mix the same amount of each acid (20ml). I will also use the same cross. Only one person will be timing the stopwatch, and the same person will also be judging how long it takes for the cross to disappear. The bunsen burner will also always be used...
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