78. Solving a chemistry problem

78. Solving a chemistry problem

8. Calculate the consumption of pyrites containing 35% S per 1 ton of H2SO4, if the loss of S and SO2 in the production of sulfuric acid is 0.5%, and the degree of absorption is 98%.
4FeS2 + 11O2 = 2Fe2O3 + 8SO2
2SO2 + O2 →2SO3
SO3 + H2O = H2SO4

Additional information:

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