Aquality control chemist is checking the vitamin c (ascorbic acid, chgo) content in chewable tablets. the 2.50g tablet is dissolved in 50.0 ml di h20, and titrated with 39.58 ml 0.250 m 12 (iodine) solution to endpoint, according to the equation below. what was the initial concentration of vitamin c? what is the final concentration of iodide? what is the mass percent vitamin c in the tablet? hâo + c hâo6 + 12 c hâ007 + 2r volume molarity moles
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If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)
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Aquality control chemist is checking the vitamin c (ascorbic acid, chgo) content in chewable tablets...
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