149. Calculate the percentage of anhydrous salts for solutions of the following crystalline hydrates: a) 100 g of FeSO4∙7H2O in 900 g of water; b) 14.3 g Na2CO3∙10H2O in 120 g of water; c) 61 g BaCl2∙2H2O in 239 g water.

Read the product description. After payment, the system will redirect you to a page with a ready-made solution to problem 149 from the collection: Z. E. Golbreich, E. I. Maslov. Collection of problems and exercises in chemistry: Textbook. manual for chemical technology. specialist. universities - 5th ed., revised. and additional - M.: Higher School, 1997. - 384 p.: ill. The solution is a document formatted in MS Word.
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