Васильев Глава 6 Задача 8

6.8. What mass of herbicide containing about 7% KOCN should be taken for analysis so that after the precipitation of cyanate with semicarbazide by reaction

OCN-+NH2CONHNH3+=NH2CONHNHCONH2↓

obtain 0.25 g of precipitate (NH2CONH)2?

Read the product description. After payment, the system will redirect you to a page with a ready-made solution to problem 6.8 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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