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To investigate how temperature affects the rate of a chemical reaction.
Member rating: No Rating | Words: | Submitted: Mon Nov 10 2003
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Aim: To investigate how temperature affects the rate of a chemical reaction Prediction: I predict that as the temperature is increased the rate of the chemical reaction will also increase. Plan Risk Assessment: ? The room should be well ventilated ? Goggles should be worn throughout the experiment ? Care should be taken when pouring out chemicals to avoid spillages ? After touching all chemicals hands should be washed ? Care should be taken when using the water baths due to high temperatures Variables: The temperature of the chemicals will be varied every 10°c after room temperature. The experiment and equipment will remain the same. Apparatus: ? Conical flask ? Thermometer ? Pippet x 2 ? Stopwatch ? Measuring cylinder ? Paper with a black cross drawn on it ? Water baths containing sodium thiosulphate and hydrochloric acid, set at 30°c, 40°c and 50°c. ? Fridge containing the two chemicals, set at 5°c. ? Sodium...
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