ASSIGNMENT Answer the following questions 1- In brief, explain the differences between a 4 (Four) gas meter, PID, FID, and a Radiation meter. 2- What is a calibration test or “Bump” test, and how often should you perform the test? 3- What are “correction factors”? Explain why is important for you to know this information. […]
Compare the backgrounds of McBay, Henry C. Encyclopedia.com , Henry C. McBay Award (nobcche.org) and Dr. St. Elmo W. Crawford Jr.
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 […]
What solvent system worked for dissolving the solid samples prior to running a TLC plate? Why would you recommend that solvent system?
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 […]
What are the properties of iron?
Organic chemistry What are the properties of iron?
Using the chemical formulas from question 2 to write the structures step-by-step to obtain the Lewis dot structures and show how you balance the charges.
Chapter 4 Compounds and Their Formulas Homework #4 You must show your entire work on a separate sheet(s) of paper to get full credit. Chapter 4 Draw the Lewis dot structures for the following imaginary elements a. X, an element from the Group IA family b. Z, an element from the Group IIA family c. […]
How many bond pairs and lone pairs in CH3 Cl?
Lewis dot structure Drawing Lewis dot structure. How many bond pairs and lone pairs in CH3 Cl?
Write an essay explaining how shark skin and nanotechnology extend the shelf life of strawberries.
Essay Assignment Write an essay explaining how shark skin and nanotechnology extend the shelf life of strawberries.
What are current organometallic compounds approved by the FDA for treating cancer? Why are ferrocene derivatives or analogs needed?
Week 9 — Literature Search Questions (Virtual Session) Main Goals Establish proper literature search to explore ferrocene compounds and their usage. Provide a list of associated socioeconomic and safety regulations. Design potential instrumental approaches for the chemical analyses of ferrocene analogies. Ferrocene Questionnaire To get a pass for this activity, students’ groups will be required […]
Provide the molecular diagrams for the following molecules/ions. Indicate their bond orders HOMO and LUMO and magnetism (diamagnetic/paramagnetic).
Inorganic chem Provide the molecular diagrams for the following molecules/ions. Indicate their bond orders HOMO and LUMO and magnetism (diamagnetic/paramagnetic). B2 Cr NO NO* NO-
Determine structure based on mass spec, IR, 13C NMR, and H NMR. Identify fragments.
ORGANIC CHEM: Determine structure based on mass spec, IR, 13C NMR, and H NMR. Identify fragments.