In my scatter graph with line of best fit, most of the points are close to the line. Also, for every increase of. If you have decided, for example, to investigate the effect of acid concentration on the speed of a reaction, then everything else should be kept constant for a fair test, and this should be obvious in your plan for the reasons discussed above! The rate of reaction can be found by measuring the time for the solution to become cloudy. Reaction of sodium thiosulphate and hydrochloric acid. The initial volume of water. See Rates of Reaction Notes.
Uninhibited styrene can damage or pool! Burning and explosions are very fast reactions: In the case of the sodium thiosulphate – acid reaction, you can leave the thermometer in the flask and take the temperature at the end, then use an average for the temperature of the reaction. I predict that the greater the temperature of the sodium thiosulphate the faster the solution will become cloudy. Rates of reaction vary depending on which chemicals are being used and the activation energy required. Merican death essay history penalty.
For different the acid concentrations you can do a 2 nd and more advanced graphical analysis of the limestone results. Papers ideas for english gcse coursework thiosul;hate tips for writing a. Log In Sign Up.
Analysing and considering the chemmistry – what do the results mean in terms of your prediction and theory! The initial volume of hydrochloric acid. Search paper on atelectasis. We may use remarketing pixels from advertising networks such as Google AdWords, Bing Ads, and Facebook in order to advertise the HubPages Service to people that have visited our sites.
Gcse sodium thiosulphate coursework
This is an ad network. By comparing the repeated times on each of the experiments I can see that they were similar and each one was within two seconds of each repeat.
I also made sure that any clothing or long jewellery was clear and out of our way as clothing can also get caught. In my investigation, there was the limitation of room temperature.
HubPages Tutorials and Community. Initial volume of sodium thiosulphate. This can be done by: Click here to sign up. Comments are not for promoting your articles or other sites. Other product and company names shown may be trademarks chemistey their respective owners.
This could have happened because of calculation errors, human errors, recording errors or a fault with the equipment that we used. It is obvious that there is a general trend in the results. Ill mix together sodium. Sodium thiosulphate coursework writing is a really complicated task?
A grade GCSE chemistry coursework – Rates of reaction Decomposition of sodium thiosulphate
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To vhemistry that this experiment is fair I will control the variables, i. There are a few outliers in my results.
Rate of Reaction and Specific Rate Constant.