Chemistry Archives - Page 9 of 30

Discuss need for alternative energy sources. Describe options: Nuclear Energy, Solar Energy, Geothermal Energy etc. Describe in detail ONE particular energy source that you think is the best option for the future.

Posted on November 3, 2022 by Assessments

Write a 3-4 pages on the topic: Energy Sources for the Future The essay should include following components: Discuss need for alternative energy sources. Describe options: Nuclear Energy, Solar Energy, Geothermal Energy etc. Describe in detail ONE particular energy source that you think is the best option for the future. Discuss any possible drawbacks or […]

Which Electron Configuration represents potassium atom in an excited state?

Posted on November 2, 2022 by Assessments

Which Electron Configuration represents a potassium atom in an excited state?

Create a reflection paragraph that describes 4 learning objectives you met while performing this experiment. View the learning objectives from the lab manual provided and select four to focus your writing on.

Posted on November 1, 2022 by Assessments

Using robust details and ample evidence, create a reflection paragraph that describes 4 learning objectives you met while performing this experiment. View the learning objectives from the lab manual provided and select four to focus your writing on. Make this a well-constructed paragraph by including an introduction and conclusion sentences, avoiding bulleted lists. Challenge yourself […]

What is the boiling point at 1 bar?As the pressure is reduced, at what pressure will boiling begin? (b) What will be the composition of the first bubble of vapor?

Posted on October 31, 2022 by Assessments

HOMEWORK SET No. 8 This homework set is due on Monday 31, 2022 1. The boiling point of hexane at 1 atm is 68.7 °C. What is the boiling point at 1 bar? Given: The vapor pressure of hexane at 49.6 o C is 53.32 k Pa. 2. Liquid mercury has a density of 13.690 […]

Describe the main ideas in order of appearance. Use your own words to summarize the main points of the article and show your understanding of the article.

Posted on October 28, 2022 by Assessments

During research, scientists report studies’ conclusions in short abstracts. Reading science articles and writing science abstracts will help you communicate knowledge to others. Step 1: Select and carefully read a science article. Choose a science article within the topic assigned that interests you! Articles must be no more than 3 months old, and of adequate […]

Describe the main ideas in order of appearance. Use your own words to summarize the main points of the article and show your understanding of the article. The summary will have at least 10 sentences of adequate length and depth. Reflections Paragraph: How do you feel about this topic?

Posted on October 28, 2022 by Assessments

During research, scientists report studies’ conclusions in short abstracts. Reading science articles and writing science abstracts will help you communicate knowledge to others. Step 1: Select and carefully read a science article. Choose a science article within the topic assigned that interests you! Articles must be no more than 3 months old, and of adequate […]

Explain the relationship between mass, molecular weight, and numbers of atoms or molecules and perform calculations deriving these quantities from one another.

Posted on October 27, 2022 by Assessments

Explain the relationship between mass, molecular weight, and numbers of atoms or molecules and perform calculations deriving these quantities from one another ● Perform mass-to-mass stoichiometric calculations via conversions to mole ● Identify the limiting and excess reagents in a chemical reaction ● Calculate the theoretical, actual and percent reaction yield ● Define Avogadro’s number […]

What is your favorite color or color combination of firework? Do a deep dive into how this color is created and discuss the key chemical principles at play.

Posted on October 23, 2022 by Assessments

Question 1 – The Chemistry of Fireworks! review the attached YouTube video. The objective of this assignment is to summarize and to analyze the chemistry of fireworks in the context of elemental analysis. What is your favorite color or color combination of firework? Do a deep dive into how this color is created and discuss […]

Explain what happens to the particles in a gas when the temperature decreases. How does the particles’ change in motion explain your observations about the balloon’s volume? What are some sources of error in your experiment? How could you modify this experiment?

Posted on October 18, 2022 by Assessments

LAB REPORT MUST BE ORIGINAL WORK , NO PLAGARISM . USE 5 POINT TIER You should only choose from the materials suggested to complete your experiment, which include: a freezer or cooler filled with ice balloons string and metric ruler or measuring tapE Consider the following questions as you plan your investigation: What is your […]

What is the structure, traditional name and IUPAC name of the molecule? Provide a picture from the web or draw by hand or with a program.What does the compound/molecule do in each enantiomeric form?

Posted on October 12, 2022 by Assessments

Escitalopram (Lexapro) vs. Citalopram (Celexa) Choose ONE of the following topics and write a 4-5 page paper 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 the […]

Essay Quoll

Category: Chemistry

Discuss need for alternative energy sources. Describe options: Nuclear Energy, Solar Energy, Geothermal Energy etc. Describe in detail ONE particular energy source that you think is the best option for the future.

Which Electron Configuration represents potassium atom in an excited state?

Create a reflection paragraph that describes 4 learning objectives you met while performing this experiment. View the learning objectives from the lab manual provided and select four to focus your writing on.

What is the boiling point at 1 bar?As the pressure is reduced, at what pressure will boiling begin? (b) What will be the composition of the first bubble of vapor?

Describe the main ideas in order of appearance. Use your own words to summarize the main points of the article and show your understanding of the article.

Describe the main ideas in order of appearance. Use your own words to summarize the main points of the article and show your understanding of the article. The summary will have at least 10 sentences of adequate length and depth. Reflections Paragraph: How do you feel about this topic?

Explain the relationship between mass, molecular weight, and numbers of atoms or molecules and perform calculations deriving these quantities from one another.

What is your favorite color or color combination of firework? Do a deep dive into how this color is created and discuss the key chemical principles at play.

Explain what happens to the particles in a gas when the temperature decreases. How does the particles’ change in motion explain your observations about the balloon’s volume? What are some sources of error in your experiment? How could you modify this experiment?

What is the structure, traditional name and IUPAC name of the molecule? Provide a picture from the web or draw by hand or with a program.What does the compound/molecule do in each enantiomeric form?