6.73. From a sample of zinc ore weighing 0.5000 g, 0.7532 g of a mixture of Zn2P2O7 and Cd2P2O7 was obtained. Zinc sulfide was isolated from this mixture and calcined to ZnO, the mass of which turned out to be 0.3942 g. Calculate the mass fractions (%) of Cd and Zn in the ore.

Read the product description. After payment, the system will redirect you to a page with a ready-made solution to problem 6.73 from the collection: Vasilyev V.P. Analytical chemistry. Collection of questions, exercises and tasks: a manual for universities / V.P. Vasiliev, L.A. Kochergina, T.D. Orlova; edited by V.P. Vasilyeva. – 4th ed., stereotype. – M.: Bustard, 2006. – 318, [2] p.: ill. The solution is a document formatted in MS Word.
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