About titration procedure
Titrand – The titrand is any Remedy to which the titrant is extra and which has the ion or species becoming determined.A 1.2gm sample of a combination of (Na2CO3 + NaHCO3) is dissolved and titrated with 0.5N HCl. With phenolphthalein, the endpoint is at 15ml although after further addition of methyl orange a 2nd endpoint is at 22ml. Determine the