Recent content by xkieth

Homework Statement Its because I was sick, and wasn't able to get notes from my classmate(cuz their that bad and selfish)... The assignment states "Write notes describing how the purity of compounds can be estimated using the following techniques: chromatography, titrations and melting...

Homework Statement I titrated an unknown sample with a Sodium Hydroxide 250cm3 with 0.1M Concentration. I titrate and used up 17 cm3 using a Hydrochloric Acid to neutralise the NaOH. I have to find out the Mole of the unknown substanceHomework Equations I forgot the equations of titration, all...