54. A solution comprising sodium carbonate and sodium gently boil. The separated gas is passed through a hot tube with magnesium, whereupon the mass of the tube increased to 1.1, the resulting solution was treated with an excess of barium chloride, and the precipitate obtained was 8,865 mass Determine weight salts in the starting solution.

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)