Which of the four compounds shown in Figure 1 has the highest Rf value in TLC? Why? Which has the lowest Rf value in TLC? Why?

Experiment 13 Questions for Data Analysis and Results 1. Based on the structures shown in Figure 1, rank the four compounds in order of polarity . Then state the order of elution from the column . 2. Recall that a green band was left on the column. Why did that band remain on the column? […]

Draw on relevant theory, and use Johnson & Scholes ”cultural web” Draw on relevant theory, and use Johnson & Scholes ”cultural web” to comprehensively and critically discuss the prevailing culture at your employer organization or an organization that you are familiar with.

Draw on relevant theory, and use Johnson & Scholes ”cultural web” Draw on relevant theory, and use Johnson & Scholes ”cultural web” to comprehensively and critically discuss the prevailing culture at your employer organization or an organization that you are familiar with. Your answer must integrate both relevant theory and organizational data/examples (100%).

Determine the order of the reaction that best fits this data by checking if the best model is zero, first or second order kinetics.

Homework set 10 – Total points: 100 Instructions: Type your answers to the following questions and submit an electronic copy of your completed assignment on Canvas. Points for each question are indicated in front of the question. Name your file as CHEM151_HW10_FirstNameLastInitial Question 1: Theoretical understanding of reaction kinetics (10pts) After studying the slides, your […]

Discuss the mechanism of this reaction, how the product was purified, and any factors that would impact your percent yield.

Organic Chem Formal Lab Report/ Worksheet State the reaction that was done, how the product was purified, and how the product was analyzed. State the percent yield. Draw the overall reaction . You must come up with the drawing yourself . Do not copy it from anywhere. Summarize the chemical hazards. Write a formal procedure […]

In a spontaneous electrochemical cell, at which electrode does oxidation occur?

Exercise 10 Report Form: Electrochemistry – Galvanic Electrochemical Cells Name: _________________________________ Date: ____________________ Lab Partner: _____________________________ Instructor: ________________ Electrochemical cells: Reaction Zn + Cu2+ (0.10 M) ® Zn2+ (0.10 M) + Cu Zn + Fe2+ (0.20 M) ® Zn2+ (0.10 M) + Fe Fe + Cu2+ (0.10 M) ® Fe2+ (0.20 M) + Cu Zn […]

Given in each item is a reaction scheme showing the reactant/s, reagent/s, and major product. If the compound shown at the right side is not the major product, rewrite the scheme to show the correct product/s.

INSTRUCTIONS – Given in each item is a reaction scheme showing the reactant/s, reagent/s, and major product. If the compound shown at the right side is not the major product, rewrite the scheme to show the correct product/s. – Propose a feasible mechanism for each reaction. – Observe the proper construction of reaction mechanisms (arrow […]

What advantages does HPLC possess vs GC? List the components of an HPLC instrument.

Analytical Chemistry 2 HW #3 for Chem 318 Due: May 1, 2023 Solute A has a K = 2.5 for an extraction between water (phase 1) and chloroform (phase 2). If 100 mL of a 0.01M solution containing A in water is extracted one time with 400 mL chloroform, what fraction will be extracted? For […]

Consider a solution of acetophenone (AKA methyl phenyl ketone) and sodium trifluoroperacetate . Draw these two reactants and then show a full arrow-pushing mechanism providing the flow of electrons, showing how the two react with one another and the resulting product.

Chemical reaction in solution Part I: Mechanisms (20 points). Reaction A: consider a solution of acetophenone (AKA methyl phenyl ketone) and sodium trifluoroperacetate . Draw these two reactants and then show a full arrow-pushing mechanism providing the flow of electrons, showing how the two react with one another and the resulting product.

Which of these two acomplished men has a more impactful social effect and why? Is your impression of these two based on inherent advantages one had over the other based on their pedagry or lineage? Did one perform as expected and is another extraordinary? Is it fair to expect more of those who have advantages?

Discussion Board “To whom much is given, much is required” is a bible quote (Luke 12:48 ) which is often used to explain why we expect more from those who are born to some advantage. Compare the backgrounds of McBay, Henry C. Encyclopedia.com , Henry C. McBay Award (nobcche.org) and Dr. St. Elmo W. Crawford […]

Did you establish a separation of the ferrocene compounds on TLC plate? What structural modifications does your assigned compound of interest have?

ORGANIC CHEMISTRY LABORATORY I Separation and Purity Techniques: Thin-Layer Chromatography and Melting Point OBJECTIVES: 1) Investigate solubility of organo-metallic compounds 2) Advise a solvent system for proper separation of organo-metallic compounds on TLC plate 3) Determine the melting point of organo-metallic compounds Note: All background regarding TLC and melting point determination has been covered in […]

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