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Answer to Question #72910 in Chemistry for Jacob R

Question #72910
A 3.7122 g sample of an unknown salt containing ferrous ion was dissolved and diluted to 250.0 mL. Repeat 25.00 mL samples of the total solution were titrated with 0.01860 M KMnO4 solution, and the mean of three accepted corrected titration volumes was 19.00 mL. Calculate the %w/w of iron in the original sample mass.

State your answer to 2 places after the decimal place. Do not enter units.
1
Expert's answer
2018-01-29T14:02:07-0500
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