36. From an alloy sample weighing 2.700 g, 0.2004 g of A12O3 and 0.0518 g of Si02 were obtained. Calculate the mass fractions (%) of Al and Si in the alloy.
Answer: 3.93%; 0.90%.
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.