A 0.0810 mL sample of an acid was titrated with electrogenerated OH-. It took 215s at a constant current of 0.140A to reach a phenolphthalein end point. Determine the molarity of the acid.

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Q: A 215-mL sample of a 0.500 M NaCl solution with an initial pH of 7.00 is subjected to electrolysis.…

A: Gien: Volume of a sample = 215 mL NaCl = 0.500M pH = 7 After 15 minutes, Volume removed = 10 mL HCl…

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Q: A 17.1769 mL sample of an acid was titrated with electrogenerated OH-. It took 617s at a constant…

A: Given: Volume of acid solution = 17.1769 mLCurrent = 0.216 ATime = 617 seconds

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Q: How long will it take to plate out 4.9 g Ni from aqueous Ni2+ with a current of 113.1 A? HOW DO WE…

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