To investigate the factors affecting the rate of reaction.
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Aim To investigate the factors affecting the rate of reaction. Prediction There are several factors that affect the rate of reaction. Each one will affect the rate in its own way. The things that influence rate are concentration, temperature, catalysts and surface area. They will all affect the rate of reaction by speeding it up not slowing the reaction down. If you double the concentration then the rate of reaction will also double. If we increase the temperature by ten degrees then the rate of reaction will double. I predict that if the concentration of the sodium thiosulphate increases then the rate of reaction will also increase meaning the cross under the beaker will disappear quicker. Also this will work the opposite way round if the concentration is lowered. This means that the graph drawn up in my analysis will have a positive correlation, and will probably be curved as the increase in...

