Solid FA3 is a mixture of sodium carbonate and sodium chloride, 2 grams of FA3 was dissolved in 250 cm^3 of solution in a volumetric flask. 25 cm^3 of the solution was titrated with 21.4 cm^3 of bydrochloric acid using a suitable indicator.
a) the number of moles of sodium carbonate in the 25 cm^3 solution of titrade,
b) the number of moles of sodium carbonate in the 250 cm^3 solution in the volumetric flask .
c) the mass of sodium carbonate the 2 gram sample of FA3
d) percentage by mass of sodium chloride in FA3
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- Thread Starter
Last edited by tonie; 26-04-2016 at 17:14. Reason: iam not getting a reply
- 26-04-2016 17:08
- 26-04-2016 18:34
Do you own homework!
What have you tried so far? What are your thoughts? It seems like a standard calculation. What year are you in?
I'm also unsure what "bydrochloric acid" is or what a "titrade" is