ryan5595 ryan5595

07-04-2024
Chemistry

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(i) A student was asked to test a sample of aluminium sulfate for sulfate ions.
The student needed 25 cm° of barium chloride solution of concentration
83 g dm for the test.
Calculate the mass of barium chloride that must be dissolved in water to make 25 cm' of solution of this concentration.
Give your answer to 2 significant figures.

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