80 Решение задачки по химии №08 069

1. A portion of perhydrol weighing 2.500 g was transferred to a 500 ml volumetric flask. For titration of 25.0 ml of the solution, 18.72 ml of 0.1 n. KMnO4 solution. Calculate the mass fraction (%) of H2O2 in perhydrol.

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