chemistry

Acid-Base titration

1. Provide definitions for the following terms: Acid-Base titration curve Equivalence point Weak acid 2. What is the name and formula for the acid titrated in this experiment? What is the Ka value for the weak acid from Appendix H in your textbook? 3. Use the calculation instructions in the introduction to solve the following …

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Composition of an amino acid mixture

    How might it be possible to determine quantitatively the composition of an amino acid mixture? If two amino acids have the same Rf values in 2-propanol, how might they be separated? Draw the structure of the amino acid of your unknown?

Lab Report

My unknown number was 15 and the unknown bacteria was Staphylococcus aureus which was cocci in clusters. The technique used was gram staining and streak plate.Gram stain was positive with no change in colony morphology. The color for phenol red pigmentation was yellow for both sucrose, glucose and lactose indicating presence of acid.writing discussion using …

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Lab Report

My unknown number was 15 and the unknown bacteria was Staphylococcus aureus which was cocci in clusters. The technique used was gram staining and streak plate.Gram stain was positive with no change in colony morphology. The color for phenol red pigmentation was yellow for both sucrose, glucose and lactose indicating presence of acid.writing discussion using …

Lab Report Read More »

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