3. Investigation of how the rate of a reaction changes with temperature

To investigate how the rate of the reaction of sodium thiosulfate with hydrochloric acid changes as the temperature of the reaction is changed. Requirements thermometer (-10 °C to 110 °C) 400 cm3 beaker (for use as a water bath) plastic container with lid* 2 glass tubes to hold 12-14 cm3 of liquid 0.05 mol dm–3 (or 40 g dm–3) sodium