79. Solving a chemistry problem
Seller: Derkach
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Product description
- Calculate the mass fraction of Al2O3 in silicate, if a sample of 1.022 g of it was transferred into a solution, 25.0 ml of a 0.2151 M solution of Trilon B was added, and 9.85 ml of a 0.1015 M solution of zinc sulfate was used to titrate the excess of the latter.
Additional information
If the file does not open for you, install the Rar archiver program. Inside the archive, the solution is in WORD format.