Experiment 5 Solubility of calcium hydroxide
You will perform at least three titrations of a saturated calcium hydroxide solution. Th volumes you determined should be reasonably similar. You can discard any titration results and report here the results of THREE SUCCESSFUL titrations.
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Enter your station number including A or B with no spaces, such as 5A. *
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1a. (3 pts) What volume of acid did you use in Successful Trial 1? Include units and significant figures.
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1b. (1 pt) What volume of acid did you use in Successful Trial 2? Include units and sig figs.
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1c. (1 pt) What volume of acid did you use in Successful Trial 3? Include units and sig figs.
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2. (3 pts) Referring only to Successful Trial 1, what is the concentration of hydroxide you determined for the saturated solution of calcium hydroxide? Include units and significant figures.
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3. (3 pts) Referring only to Successful Trial 1, what is the concentration of calcium ion you determined for the saturated solution of calcium hydroxide? Include units and significant figures.
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4. (3 pts) What value of Ksp did you determine in Successful Trial 1? Use format: 1.23E-04. There are no units for Ksp.
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5. (3 pts) What is the average Ksp value you determined from the three successful trials? Use format: 1.23E-04.
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