Solve for the dissolved oxygen content of the water sample in Day 1 if the Na2S2O3 titrant (0.1152 M) consumed were 10.28 mL, 9.84 mL and 10.02 mL. The volume of the water sample obtained is 30 mL. Assume that the procedure for BOD determination experiment done here is same to our class experiment.   306 ppm   316 ppm   312 ppm   308 ppm

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Q: The following data were collected from a Ksp experiment on an alkaline earth hydroxide. Calculate…

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Q: THIS? Read Section Part E ges 803 - 817); Watch KCV 18. 4B, IWE Calculate the pH at one-half of the…

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Q: 26) What is the solubility (in M) of PbCl2 in a 0.15 M solution of HCI? The Ksp of PbCl2 is 1.6 x…

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Q: Titration Results Initial buret reading (ml) Final buret reading (ml) Total volume used (mL) 0.00…

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Q: alculate the Ksp of a Ca(OH)2 solution using the data below: Titrated with 0.103MHCl Initial…

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Q: PRE-LAB QUESTIONS 1. Calculate the molarity of a 6.15% (w/v%) sodium hypochlorite (NAOCI) solution.…

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Q: Jessica made 300 mL of primary standard using 2.35 g of sodium carbonate. She then conducted a…

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Q: calculating the concentration of acid in each buffer

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Q: TUTOR Concentration of Unknown via Titration I 44.58 mL of a solution of the acid H₂C₂O4 is…

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Q: A 0.1721 g sample of a monoprotic acid neutralizes 27.5 mL of a 0.07150 M KOH solution. Calculate…

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Q: 1) Why are solutions standardized?

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Q: A student performed three aqueous layer titrations in Part 1 using a standard sodium thiosulfate…

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Q: A 25.0 mL sample of 0.250 M benzoic acid (C6H5COOH, Ka = 6.3 x 10-5) is titrated with 0.250 M NaOH…

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A:

Q: Titrated with 0.3554 M NaOH True molarity of unknown:  0.5018 M     Trial 1 Trial 2 trial3 The…

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