Chemistry

Identify the type of reaction based on the reactants present. Write chemical formulas for the expected products and state one qualitative observation that an observer would expect to see.

Demonstrate an understanding of the different types of chemical reactions. Balance the following chemical reactions: Mg + O2 → MgO Cu2 O + H3 PO4 → Cu3 PO4 + H2 O (NH4 ) 2 S + CoCl3 → Co2 S3 + NH4 Cl Identify each of the following reactions as synthesis, decomposition, single displacement, or […]

What is the structure, traditional name and IUPAC name of the molecule? Provide a picture from the web (citation required) or draw by hand or with a program.

Escitalopram (Lexapro) vs. Citalopram (Celexa) Choose ONE of the following topics and write a 4-5 page paper (minimum) with citations in MLA or APA format. Use 12 point font, 1 inch margins. Address in your paper the following: a. What is the structure, traditional name and IUPAC name of the molecule? Provide a picture from […]

If the average annual particulate concentration in the city is 57 ug/m3, what is the annual quantity of pollutants discharged into the air above the City of A?

Assignment #1 Round answers to an appropriate number of digits and include proper units. A labelled diagram is required for each question. Answer the following problems, providing details on all calculations. The #, ##, ### or #### will represent the LAST 1,2,3 or 4 digits of your student number. 000837359 Question 1) Air Pollution Mass […]

In the equilibrium of acetic acid explain what will happen to the pH of the solution when sodium acetate (CH3COONa) is added to the solution.

EXPERIMENT 7 EQUILIBRIA: LE CHATELIER’S PRINCIPLE Pre-Laboratory Questions g= Give three conditions that will promote the forward reaction in an equilibrium. The following equilibrium is formed when copper and bromide ions are placed in a solution: heat + Cu(H20)6” + 4Br 6H20 + CuBr4-2 (blue)                     […]

Select and discuss one of the following internal controls below you would implement to help prevent future employee fraud/theft?

Discussion Part 1: Post a Response View this short introduction to the discussion. Click here to watch the video According to a recent article from Forbes, retail operations in the United States are experiencing over $60 billion a year in losses primarily due to employee theft. Imagine you have been hired as a loss prevention […]

After the test on potato oxidase, examine the tubes after 5 minutes by holding up to light and record the results.

How do enzyme work? POTATO OXIDASE Prepare three clean test tubes. Label test tubes 1 to 3. Pipette 1 mL of catel solution and small amount of potato extract in tube 1.Pipette 1mL water and a small amount of potato extract in tube 2. Pipette 1 mL of catel solution and 1 mL water in […]

Prepare an essay paper of your choice selected from the topics below ie Regulation/s variations between civilian & military agencies for explosive materials responses.

Regulation/s variations between civilian & military agencies for explosive materials responses. Each student will prepare an essay paper of his or her choice selected from the topics below. A superior paper would require 6 references). References should be properly cited in the body of the paper and also be listed at the end of the […]

Discuss the reason why salt, when it dissolves the ions separate. Why do the water molecules cluster around each of them in hydration shells?

Week 6: Ion-Dipole Forces Discussion Discussion Topic Discuss the reason why salt, when it dissolves the ions separate. Why do the water molecules cluster around each of them in hydration shells? Explain how the shell of these are different ( Ion-dipole forces and hydrogen bonding occurs). Give an example of a slat that does this.

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