BaCl2(aq) + Na2SO4(aq) --> BaSO4(s) + 2NaCl(aq)
When excess barium chloride solution is reacted with 25.00 cm3 of sodium sulfate solution, 0.2334g of barium sulfate (Mm 233.40 g mol-1) is precipitated. The concentration of sodium ions in the sodium sulfate solution was 0.08 mol dm3. Why?
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Answer: Refer Attachment to know why the answer is 0.08dm3.
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