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85. Solving a chemistry problem

85. Solving a chemistry problem

Seller: Derkach

Price: 1.18 USD

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Product description

  • What percentage of copper is in copper sulfate if its sample is 0.4518 g? After dissolving the sample and adding excess KI, 18.10 ml of Na2S2O3 solution with a concentration of 0.1000 mol/l is spent on titration.

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