by acdsholarSAw3B06o6UN | Jul 5, 2023 | Chemistry
1. The vinegar bottle normally has a 5% concentration, which is the equivalent of 0.83 M. Find your percent error using the average experimental value that you calculated for vinegar. Comment on your results. (Less than 10% error is acceptable, more than that...
by acdsholarSAw3B06o6UN | Jul 5, 2023 | Chemistry
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...
by acdsholarSAw3B06o6UN | Jul 3, 2023 | Chemistry
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...
by Brian Leakey | Jul 1, 2023 | Chemistry
Use Le Chatelier’s principle to explain the different colors found in the following equilibria. (This means your explanation will say either reactant added, reactant removed, product added, product removed.) Show all chemical reactions.a.i. Which way does it shift...
by Brian Leakey | Jul 1, 2023 | Chemistry
Define the following terms:a. Chemical equilibriumb. Le Chatelier’s principle Write chemical equations that describe the three equilibria that you will observe during this experiment. Consider the hypothetical exothermic equilibrium reaction:A + B ↔ C + D + heatWhich...
by Brian Leakey | Jun 29, 2023 | Chemistry
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...
