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sodium Sulphate solution was added to a solution of barium chloride till complete precipitation of Barium Sulphate. the mass of the isolated precipitation after filtration and drying was found to be 2 grams. calculate the mass of barium chloride in the solution. ( O= 16, S= 32, Ba=137, Cl=35.5)

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heyamalkarakra

Answer:

These two solutions react to form a white insoluble precipitate.  

BaCl  

2

​

+Na  

2

​

SO  

4

​

→2NaCl+BaSO  

4

​

↓  

This is a double displacement reaction as the two compounds exchange their ions to form two different compounds.

Explanation:im unsure if this is correct but lmk if its not

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