14. Решение задачи по химии №001 403

3. From a sample of 0.8000 g of silicate, a precipitate of sesquioxides (Al2O3 + Fe2O3 + TiO2) 0.2566 g was obtained. How much% Al2O3 is in silicate, if additional analyzes showed that the sample contains 0.61% Fe and 0.42% Ti ?

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