User:Michael Corrado/Notebook/Experimental Chemistry Fall 2016/2017/09/06

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Objectives

  • Standardize titrant using solutions made during the last class
  • Measure the pH of the amino acid solutions
  • Titrate amino acid solutions using the standardized titrant

Task List

  • Amino Acid Ratios from Last Week

Alanine.jpg

Alanine - From left to right: 1:1:1 stock, 1:1:0.1 stock, 1:1:1, 1:1:0.5

Cysteine.jpg

Cysteine - From left to right: 1:1:1 stock, 1:1:0.1 stock, 1:1:1, 1:1:0.5

Tryptophan.jpg

Tryptophan - From left to right: 1:1:1 stock, 1:1:0.1 stock, 1:1:1, 1:1:0.5

AARatios.png

  • pH readings of Amino Acid Solutions after being in oven at 80°C for 4 hours and then sitting overnight

PH of amino acids.JPG

Data

  • UV-Vis of Amino Acids at Differing pH after 4 hours at 80°c

TrpUV-Vis.png

AlaUV-Vis.png

CysUV-Vis.png


  • Amino Acid Titrations

AlaTitration1.png

AlaTitration2.png

CysTitration.png