Wednesday
April 1, 2015

Homework Help: chemistry

Posted by Sparkle on Thursday, May 2, 2013 at 11:44pm.

A 1.857 gram sample containing an unknown amount of arsenic trichloride and the rest inerts was dissolved into a NaHCO3 and HCl aqueous solution. To this solution was added 1.540 grams of KI and 50.00 mL of a 0.00912 M KIO3 solution. The excess I3 was titrated with 50.00 mL of a 0.02000 M Na2S2O3 solution. What was the mass percent of arsenic trichloride in the original sample?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - A 1.147 gram sample containing an unknown amount of arsenic ...
Chemistry - A 2.304 gram sample containing an unknown amount of arsenic ...
Chemistry - 25g of a sample of ferrous sulphate was dissolved in water ...
chemistry - What is the percent by mass of 3.55 g NaCl dissolved in 88 g H2O? 2...
chemistry - A sample of 7.83 grams of NaOH is dissolved into 620 mL of aqueous 0...
chemistry - A sample of 6.65 grams of NaOH is dissolved into 621 mL of aqueous 0...
Chemistry - A sample of 7.52 grams of Na OH is dissolved into 675 mL of aqueous ...
Chemistry - A sample of 6.41 grams of NaOH is dissolved into 675 mL of aqueous 0...
Chemistry - A sample of 9.4 grams of NaOH is dissolved into 693 mL of aqueous 0....
Chemistry - A sample of 8 grams of NaOH is dissolved into 599 mL of aqueous 0....

Members