32. Solving a chemistry problem

32. Solving a chemistry problem

212. What volume of NH3 solution with a mass fraction of 5% will be required for the precipitation of sesquioxides from a sample of silicate rock weighing 1.5 g, containing 6% Fe2O3 and 14% Al2O3, with a stoichiometric ratio of the reacting substances?

Additional information:

If the file does not open for you, install the Rar archiver program. Inside the archive, the solution is in WORD format.