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Titration Experiment- Solubility- Finding Equilibrium Constants- General Chemistry Experiment

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Titration Experiment- Solubility- Finding Equilibrium Constants- General Chemistry Experiment

5 270 просмотров · 6 лет назад
MyChemHelp
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5 270 просмотров · 6 лет назад
In this experiment, I will be investigating a method of determining the equilibrium constant of a reaction. Deriving a solubility product constant, or Ksp, as well as an enthalpy change can be facilitated through the titration of two saturated Borax solutions at different temperatures (room temperature and ice bath temperature) with hydrochloric acid. Watch as I guide you through the experimental process and provide real-time data for your own experimental calculations. If you have any questions, feel free to ask in the comments! Important Concepts to Know: Solubility Constant Equation (finding Ksp) Writing Balanced Equilibrium Equations Calculating Molarity My Data: Room Temp Solution Mass of Borax 3.005 g Temperature of Solution: 20 deg C Titration #1 Initial Buret Reading: 5.40 mL Final Buret Reading: 18.05 mL Titration #2 Initial Buret Reading: 18.05 mL Final Buret Reading: 32.70 mL Ice Bath Solution Mass of Borax 3.031 g Temperature of Solution: 4 deg C Titration #1 Initial Buret Reading: 2.30 mL Final Buret Reading: 8.0 mL Titration #2 Initial Buret Reading: 8.0 mL Final Buret Reading: 15.90 mL