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A solution containing Na_(2)CO_(3) and NaOH requires 300 mL of 0.1 N HCl using phonolphthalein as a indicator. Methyl orange is then added to above titrated solution when a further 25 ml of 0.2 N HCl is required. The amount of NaoH present in the original solution is |
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Answer» 0.5 g |
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