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Investigation on the Effect of Temperature on the Rate of Reaction between Sodium Thiosulphate and Hydrochloric Acid.
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Investigation on the Effect of Temperature on the Rate of Reaction between Sodium Thiosulphate and Hydrochloric Acid Plan Aim To investigate the effect that changing the temperature of the reactants has on the rate of reaction between Sodium Thiosulphate (Na2S2O3) and Hydrochloric Acid (HCl) Method Apparatus * Conical flask * Beaker * Bunsen burner * Tripod * Stopwatch * Paper * Water-proof ink (Ball point pen) * Thermometer * Water (Hot and Cold) * Ice * 2M Hydrochloric Acid (HCl) * 0.15M Sodium Thiosulphate (Na2S2O3) * Measuring cylinders (5cm3 and 50cm3) * Diagram Step 1 (Heating and Cooling) Step 2 Fair Test In order to make this a fair test, I will keep all the key factors but one the same where possible: - Temperature - This will of course be my variable, therefore I will change this as described in the execution procedure. - Reactants - The molar concentration of the two reactants must be kept the same, as...
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