1.

{ A sample of }NaHCO_3+Na_2CO_3 required }}{20ml of }HCl using phenolphthalein as indicator }}{ and }35ml more required if methyl orange is used }}{ as indicator. Then molar ratio of }NaHCO_3 to }}{Na_2CO_3 is

Answer» { A sample of }NaHCO_3+Na_2CO_3 required }}{20ml of }HCl using phenolphthalein as indicator }}{ and }35ml more required if methyl orange is used }}{ as indicator. Then molar ratio of }NaHCO_3 to }}{Na_2CO_3 is


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