1 For a given mixture of NaHCO3 and Na2CO3 volume of a given

Last updated: 7/2/2023

1 For a given mixture of NaHCO3 and Na2CO3 volume of a given HCl required is x ml with phenolphthalein indicator and further y ml required with methyl orange indicator Hence volume of HCl for complete reaction of original NaHCO3 is a 2x b c y X 2 d y x