Soxteacher

swim, chem, baseball, I talk with my hands

CH31 – The Struggle

buret-bubble3

Dates

  • P4 – Wednesday, March 28th
  • P5 – Wednesday, March 28th
  • P7 – Thursday, March 29th

Homework Recap

  • Titration curve
  • thoughts and observations?
  • where is the equivalence point?
  • phenolphthalein – how does it work? [LINK]

Quick Exercise

  • what is the volume of one drop?
  • Buret: Initial = 2.14 mL, Final = 4.54 mL, drops = 49
  • take a look here [LINK]
  • how many drops caused the jump?
  • what percentage of the measurement is this?

New Idea – Standardization

  • know “roughly” one solution
  • titrate with another
  • why is this useful?

Virtual Lab

  • Homework –> Acids and Bases –> Prelab Exercises
  • Problem 1
  • what is KHP?
  • conduct the lab using glassware you know

Homework

  • Finish Problem 1
  • record data and do calcs as if performing a lab

Note: Next Week

  • SB + LB
  • “Test” will be 2nd half of LB
  • P4 = Wed, P5, = Thu, P7 = Fri

 

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This entry was posted on March 28, 2018 by in 1718 and tagged , , , .

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