Chemistry, 02.10.2020 23:01 neyssa83

There's a mixture of Na2CO3 and NaHCO3. Two samples of 25cm3 of this mixture is titrated using 0.1 Moldm-3 HCl with phenothaline and methyl orange. 10cm3 and 30cm3 of HCl was used respectively. 25cm3 from the sample was reacted using Ba(OH)2. WEhats the mass of the precipitation ?

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There's a mixture of Na2CO3 and NaHCO3. Two samples of 25cm3 of this mixture is titrated using 0.1 M...