43. Решение задачи по химии №004 391

1. For analysis, 1.373 g of technical sodium nitrite was dissolved in a 1000 ml volumetric flask. titrated 26.9 ml of this solution with 20 ml of KMnO4 solution which has K=0.987 to 0.05M solution, calculate the percentage of NaNO2 in the sample?

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.