Uncertainty & errors

IB Chemistry: Uncertainty & errors

1. Accuracy and precisionWhen marking titration results it is not unusual to come across something like this:Titration of 25.00 cm3 of x mol dm-3 hydrochloric acid with a standardized solution of 1.00 mol dm-3 sodium hydroxide solution.Average volume of 1.00 mol dm-3 NaOH(aq) required to titrate 25.00 cm3 of x mol dm-3 HCl(aq) = 25.00 cm3The student then proceeds to calculate the unknown concentration of the hydrochloric...


To access the entire contents of this site, you need to log in or subscribe to it..

Click the free stuff button on the home page to access free pages or check the blog (which is also free).

All materials on this website are for the exclusive use of teachers and students at subscribing schools for the period of their subscription. Any unauthorised copying or posting of materials on other websites is an infringement of our copyright and could result in your account being blocked and legal action being taken against you.