Category: Chemistry

  • What is chemistry? Write its branches in detail .

    Chemistry is the scientific study of matter and its properties, as well as how matter changes. It explores the composition, structure, properties, and reactions of substances. It’s a fundamental science that underpins many other fields, including biology, medicine, and materials science.

    Here are some of its major branches:

    1. Organic Chemistry: The study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds.

    2. Inorganic Chemistry: The study of the synthesis and behavior of inorganic and organometallic compounds. It covers all chemical compounds that are not carbon-based.

    3. Physical Chemistry: The study of the physical properties of matter and the application of physics to chemical systems. This includes thermodynamics, kinetics, quantum chemistry, and statistical mechanics.

    4. Analytical Chemistry: The study of the separation, identification, and quantification of the chemical components of natural and artificial materials.

    5. Biochemistry: The study of the chemical processes within and relating to living organisms. It combines biology and chemistry to study the molecules and reactions that occur in cells.

    6. Nuclear Chemistry: The study of nuclear reactions, including the production and properties of radioactive isotopes.

    7. Materials Chemistry: The study of the design, synthesis, and properties of materials, with an emphasis on the relationship between structure and properties.

    8. Environmental Chemistry: The study of the chemical and biochemical phenomena that occur in natural environments, such as air, water, and soil.

    9. Polymer Chemistry: The study of the synthesis, properties, and applications of polymers, which are large molecules composed of repeating subunits.

    10. Theoretical Chemistry: The use of theoretical methods, mathematics, and computer simulations to understand and predict chemical phenomena.

    These branches often overlap, and many chemists specialize in interdisciplinary areas that combine knowledge from multiple fields.

    Requirements:

  • project for bio/chem

    Instructions

    Students will work in groups of 2-3 students. Working as a group, students will pick a topic based on course outcomes (COs) and research that topic for its connection to nursing/health care. Students may pick a topic from the suggested topics list or instructors may choose to assign specific topics to students. Additionally, students may choose a different topic that is relevant to the COs as long as the faculty approves it. Students must get approval for their chosen topic.

    The project must be presented via narrated/voiceover or video presentation and contain all group members presenting on the topic. Each group member must introduce themselves when speaking and/or put their name on the slides they made. The presentation should be 10-15 mins in length. Do not include embedded videos from YouTube, Kahn Academy, TikTok, or other sources, as these will not count toward the length. Instructors may have additional requirements.

    Review the tutorial on .

    Suggested Formats

    • Narrated/voiceover PowerPoint presentation
    • Video presentation that must receive prior approval from the professor. A PowerPoint must also be submitted for the TurnItIn score.

    Grading

    This assignment will be grading using the below rubric.

    All students from a group must participate in preparation and presentation.

    Outcomes

    CO 1: Apply the scientific method to propose a hypothesis and set up an experiment, including positive and negative controls and appropriate units of measurement.

    CO 2: Predict the numbers of protons, neutrons, and electrons given the atomic symbol or limited information for a specific isotope of an element and relate them to atomic mass and charge.

    CO 3: Determine chemical names and/or chemical formula for diatomic or simple polyatomic compounds and draw a Lewis structure, construct a molecular geometry, and determine the polarity for a covalent.

    CO 4: Balance chemical equations, calculate the molar mass of all compounds in the reaction, and demonstrate how mole ratios play a role in stoichiometry.

    CO 5: Predict how a change in one or more of the parameters of a gas alters dependent gas parameters such as pressure, volume, or temperature.

    CO 6: Calculate the concentration and volume of a solution given solute and solvent parameters.

    CO 7: Predict the properties of and identify reduction and oxidation agents as well as acids and bases by analysis of chemical formulas, chemical reactions, and solution pH values.

    CO 8: Differentiate the common classes of organic functional groups and identify the appropriate common or IUPAC names, applications, and chemical structures for simple organic.

    CO 9: Differentiate between the types of radioactive decay at the subatomic level and provide real-world applications, sources, and risks.

    CO 10: Contrast the synthesis, composition, structure, and functions of major biological macromolecules and Illustrate the process of flow of genetic information.

    Due Date

    By 11:59 p.m. MT on Sunday

    Rubric

    Group Project (CHEM120)

    Group Project (CHEM120)

    Criteria Ratings Pts

    This criterion is linked to a Learning OutcomeRelationship with Nursing

    12 to >11.0 ptsExcellentTies between the chemistry topic and nursing are well explained and clear.11 to >8.0 ptsGoodTies between the chemistry topic and nursing are explained.

    8 to >4.0 ptsAverageTies between the chemistry topic and nursing are somewhat explained.4 to >0 ptsNeeds ImprovementTies between the chemistry topic and nursing are not well explained.

    12 pts

    This criterion is linked to a Learning OutcomeVisuals

    12 to >11.0 ptsExcellentGroup makes great use of visuals (drawings, models, short videos, ect.) to demonstrate points.11 to >9.0 ptsGoodGroup makes use of visuals (drawings, models, short videos, ect.) to demonstrate points.

    9 to >4.0 ptsAverageGroup makes some use of visuals (drawings, models, short videos, ect.) to demonstrate points.4 to >0 ptsNeeds ImrpovementGroup makes little or no use of visuals. (E.g. PowerPoints slides that are nothing but text).

    12 pts

    This criterion is linked to a Learning OutcomeEnthusiasm and Participation

    12 to >11.0 ptsExcellentAll group members participate to enthusiastically present how their chemistry topic ties to the field of nursing.11 to >9.0 ptsGoodSome group members participate to enthusiastically present how their chemistry topic ties to the field of nursing.

    9 to >4.0 ptsAverageSome group members participate presenting how their chemistry topic ties to the field of nursing.4 to >0 ptsNeeds ImprovementSome group members participate present how their chemistry topic ties to the field of nursing without enthusiasm

    12 pts

    This criterion is linked to a Learning OutcomeAccuracy

    12 to >11.0 ptsExcellentChemistry used is accurate and well explained. Chemistry and application are woven together well.11 to >9.0 ptsGoodMost of the chemistry used is accurate and well explained. Chemistry and application are occasionally woven together well.

    9 to >4.0 ptsAverageMost of the chemistry used is accurate and well explained. Chemistry and application are not well connected.4 to >0 ptsNeeds ImprovementMost of the chemistry used is incorrect. Chemistry and application are not connected.

    12 pts

    This criterion is linked to a Learning OutcomeResearch

    12 to >11.0 ptsExcellentTopic is well supported by APA cited sources (in line or on the same slide).11 to >9.0 ptsGoodTopic is generally well supported by APA cited sources (in line or on the same slide).

    9 to >4.0 ptsAverageTopic is occasionally supported by APA cited sources (in line or on the same slide).4 to >0 ptsNeeds ImprovementTopic is never or rarely supported by APA cited sources (in line or on the same slide).

    12 pts

    This criterion is linked to a Learning OutcomeOrganization

    12 to >11.0 ptsExcellentInformation is presented using clear and concise language in an organized manner.11 to >9.0 ptsGoodIn general, information is presented using clear and concise language in an organized manner.

    9 to >4.0 ptsAverageInformation is presented in an organized manner but could use improvement in the area of clarity.4 to >0 ptsNeeds ImprovementInformation is presented in an unorganized manner and could use improvement in the area of clarity.

    12 pts

    This criterion is linked to a Learning OutcomeLength

    10 ptsExcellentPresentation is 10-15 minutes in length.0 ptsNeeds ImprovementPresentation is shorter than 10 minutes or longer than 15 minutes in length.

    10 pts

    This criterion is linked to a Learning OutcomeCitation of Sources

    6 ptsExcellentAll sources are properly cited.0 ptsNeeds ImprovementOne or more resources are NOT properly cited.

    6 pts

    This criterion is linked to a Learning OutcomeSpelling/Grammar

    12 ptsExcellentNo errors in English grammar, spelling, syntax, and punctuation.11 ptsGoodPresents information using clear and concise language in an organized manner (1-5 errors in English grammar, spelling, syntax, and punctuation).

    9 ptsAveragePresentation needs improvement in the areas of organization and clarity OR (6+ errors in English grammar, spelling, syntax, and punctuation).4 ptsNeeds ImprovementPresentation needs improvement in the areas of organization and clarity and has 6+ errors in English grammar, spelling, syntax, and punctuation.

    12 pts

    Total Points: 100

    Group project Topic: Linking ADPIE/ADOPIE to the scientific method

    Approved by: Giselle Matty

    Simple group project outline

    Introduction: An overview of what ADPIE/ADOPIE is and explaining what each part is going to be about

    Part 1: it would be about the assessment and the diagnosis

    Part 2: it would be about the planning and implementation

    Part 3:the last part would be about the evaluation

    Connection to nursing: Understanding how ADPIE/ADOPIE can help in patient care and improve in problem solving

    Reference:

    Bruce, S., Groninger-Poe, F., & Mueller, P. (2024). CHEM120OX Introduction to General, Organic, and Biochemistry [edapt concept].




    Requirements: provided above

  • What happens to the pH of a solution when an acid is added?

    How does adding an acid affect the pH level of a solution, and why does this change happenhappen?

    Requirements:

  • 1.07

    11grade assignment.. doc attached also I think it’s asking for at least one example has to be similar to whats in written video

  • solubility reactions

    Short time requirement will tip extra$$$

    Need to complete lab write up assignment for chemistry course answer questions, attach 3 pictures at end of assignment demonstrating lab experiment on solubility of chemicals and along with math calculations.

    Attached Files (PDF/DOCX): Lab 6- Lab write up-Solutions and Dilutions.docx, Lab 6-Exp Instructions-Solutions and Dilutions Exp.pdf

    Note: Content extraction from these files is restricted, please review them manually.

  • 7-2 Final Project: Report

    CHM 101 Final Project Guidelines and Rubric Overview The final project for this course is the creation of a report that discusses a chemical compound of your choice. You must select a compound through brainstorming with your class peers and with approval of your instructor. You must provide your motivation for choosing the compound, information about the compound, and at least one reaction involved in its production or use. You must also apply ideas learned throughout the course to provide insights about the properties and uses of the compound. The project is divided into two milestones, which will be submitted at various points throughout the course to scaffold learning and ensure quality final submissions. These milestones will be submitted in Modules Three and Five. The final submission will occur in Module Seven. In this assignment, you will demonstrate your mastery of the following course outcomes: * Describe energy flow, both kinetic and potential, in chemical systems * Identify states of matter * Explain chemical changes and bonding in relation to molecular behavior and energy * Classify matter, elements, compounds, and energy * Describe the properties of matter, including mass, solubility, and density Prompt In the final project, you will create a report about a compound that is of interest to you and explain the importance, properties, production, and other aspects of the compound. Ideally, you will choose a topic of interest drawn from your own real-life experiences. Include relevant tables and charts either in-text or as appendices. You must collect information about the compound from citable sources and complete the following: * Identify your motivation for choosing this compound (importance in a particular career, curiosity about an everyday compound, etc.) * Provide information about the physical properties of the compound * Provide information about the cost, extent of production, and use * Provide information about at least one chemical reaction involved in the production or use of the compound (type of reaction, heat of reaction, catalysts, safety considerations, etc.) * Include an analysis and interpretation of at least three aspects of this compound and/or its reactions with specific references to the class resources Specifically, the following critical elements must be addressed: * Introduction: * Include your choice of compound and why it was chosen. * Make a connection to your experiences. * Include a preview of what you hope to convey to the reader (this will include showing how the concepts in the class help you understand the information). * Compound Description: * Physical descriptionState of the compound and identifying characteristics. * Molecular descriptionProvide molecular weight, constituent elements, types of bonding, and polarity. * Properties descriptionProvide relevant properties such as solubility, density, state, and boiling/melting point. * UsageDescribe the usage including relevant energy flows. * Economic importanceInclude at least three years of recent information on the production and cost of the compound and indicate any trends. * Reaction Description: In this section, you will describe a reaction related to the production or use of the compound you have chosen. You must include the following: * Type of reactionDescribe the general class of reaction (combustion, acid/base, redox, etc.). * Heat of reactionProvide the amount of heat that must be added or removed from this reaction at the relevant temperature and whether this reaction is exothermic or endothermic. * All products, reactants, and catalysts Include a balanced equation with all states of participants. * Special considerationsDocument the safe operating range of this reaction, safety considerations, and side reactions that may produce unwanted products. * Summary of other possible reactions Provide either another reaction to produce the compound or an alternate use and its reaction. * Class Connection: Using some of the ideas from the class resources and textbook, make quantitative/qualitative comparisons of the compound and/or the related reaction described earlier. These comparisons can be to different compounds/reactions or to the same compound/reaction at a different condition. Include references to the specific class week/resource or textbook section/chapter as appropriate. The following comparisons must be included: * Difference in stateHow does the compounds use change in a different physical state or when mixed with other compounds at different concentrations? * Difference in the reactivity of the compound with the reactivity of a similar compoundDoes more or less reactivity change the way in which it is used? * Change in the heat of reactionDiscuss the effects of changing the reaction temperature; for example, would the change make it unsafe, too slow, unstable, etc.? * Difference in the molecular weight of this compound compared to similar compoundsHow does this difference affect properties (e.g., solubility) to change the range of uses? * Conclusion: Summarize the key aspects of the properties/insights based on the content of your paper. Milestones Milestone One: Introduction ATTACHED(Section I) In Module Three, you will submit a draft of the Introduction (Section I) for instructor approval and feedback. Your draft should include all of the critical elements as listed above for the Introduction. Your introduction should be between 12 and 1 page in length. This milestone is graded with the Milestone One Rubric. Milestone Two: Compound Description, Reaction Description, Class Connection (Sections II, III, and IV) ATTACHED In Module Five, you will submit a draft of the Compound Description (Section II), Reaction Description (Section III), and Class Connection (Section IV) of the critical elements as listed above. The submission should be 4 pages in length (3 pages if tables and figures are omitted). This milestone is graded with the Milestone Two Rubric. Final Submission: Report In Module Seven, you will submit your report. It should be a complete, polished artifact containing all of the critical elements of the final product. It should reflect the incorporation of feedback gained throughout the course. This submission will be graded using the Final Product Rubric. What to Submit Your report should be at least 5 pages (plus a cover page and references). This total includes tables and figures, but there should be a minimum of 4 pages if tables and figures are omitted. Use double spacing, 12-point Times New Roman font, and one-inch margins. References should be cited in APA format.
  • 7-2 Final Project: Report

    CHM 101 Final Project Guidelines and Rubric Overview The final project for this course is the creation of a report that discusses a chemical compound of your choice. You must select a compound through brainstorming with your class peers and with approval of your instructor. You must provide your motivation for choosing the compound, information about the compound, and at least one reaction involved in its production or use. You must also apply ideas learned throughout the course to provide insights about the properties and uses of the compound. The project is divided into two milestones, which will be submitted at various points throughout the course to scaffold learning and ensure quality final submissions. These milestones will be submitted in Modules Three and Five. The final submission will occur in Module Seven. In this assignment, you will demonstrate your mastery of the following course outcomes: * Describe energy flow, both kinetic and potential, in chemical systems * Identify states of matter * Explain chemical changes and bonding in relation to molecular behavior and energy * Classify matter, elements, compounds, and energy * Describe the properties of matter, including mass, solubility, and density Prompt In the final project, you will create a report about a compound that is of interest to you and explain the importance, properties, production, and other aspects of the compound. Ideally, you will choose a topic of interest drawn from your own real-life experiences. Include relevant tables and charts either in-text or as appendices. You must collect information about the compound from citable sources and complete the following: * Identify your motivation for choosing this compound (importance in a particular career, curiosity about an everyday compound, etc.) * Provide information about the physical properties of the compound * Provide information about the cost, extent of production, and use * Provide information about at least one chemical reaction involved in the production or use of the compound (type of reaction, heat of reaction, catalysts, safety considerations, etc.) * Include an analysis and interpretation of at least three aspects of this compound and/or its reactions with specific references to the class resources Specifically, the following critical elements must be addressed: * Introduction: * Include your choice of compound and why it was chosen. * Make a connection to your experiences. * Include a preview of what you hope to convey to the reader (this will include showing how the concepts in the class help you understand the information). * Compound Description: * Physical descriptionState of the compound and identifying characteristics. * Molecular descriptionProvide molecular weight, constituent elements, types of bonding, and polarity. * Properties descriptionProvide relevant properties such as solubility, density, state, and boiling/melting point. * UsageDescribe the usage including relevant energy flows. * Economic importanceInclude at least three years of recent information on the production and cost of the compound and indicate any trends. * Reaction Description: In this section, you will describe a reaction related to the production or use of the compound you have chosen. You must include the following: * Type of reactionDescribe the general class of reaction (combustion, acid/base, redox, etc.). * Heat of reactionProvide the amount of heat that must be added or removed from this reaction at the relevant temperature and whether this reaction is exothermic or endothermic. * All products, reactants, and catalysts Include a balanced equation with all states of participants. * Special considerationsDocument the safe operating range of this reaction, safety considerations, and side reactions that may produce unwanted products. * Summary of other possible reactions Provide either another reaction to produce the compound or an alternate use and its reaction. * Class Connection: Using some of the ideas from the class resources and textbook, make quantitative/qualitative comparisons of the compound and/or the related reaction described earlier. These comparisons can be to different compounds/reactions or to the same compound/reaction at a different condition. Include references to the specific class week/resource or textbook section/chapter as appropriate. The following comparisons must be included: * Difference in stateHow does the compounds use change in a different physical state or when mixed with other compounds at different concentrations? * Difference in the reactivity of the compound with the reactivity of a similar compoundDoes more or less reactivity change the way in which it is used? * Change in the heat of reactionDiscuss the effects of changing the reaction temperature; for example, would the change make it unsafe, too slow, unstable, etc.? * Difference in the molecular weight of this compound compared to similar compoundsHow does this difference affect properties (e.g., solubility) to change the range of uses? * Conclusion: Summarize the key aspects of the properties/insights based on the content of your paper. Milestones Milestone One: Introduction ATTACHED(Section I) In Module Three, you will submit a draft of the Introduction (Section I) for instructor approval and feedback. Your draft should include all of the critical elements as listed above for the Introduction. Your introduction should be between 12 and 1 page in length. This milestone is graded with the Milestone One Rubric. Milestone Two: Compound Description, Reaction Description, Class Connection (Sections II, III, and IV) ATTACHED In Module Five, you will submit a draft of the Compound Description (Section II), Reaction Description (Section III), and Class Connection (Section IV) of the critical elements as listed above. The submission should be 4 pages in length (3 pages if tables and figures are omitted). This milestone is graded with the Milestone Two Rubric. Final Submission: Report In Module Seven, you will submit your report. It should be a complete, polished artifact containing all of the critical elements of the final product. It should reflect the incorporation of feedback gained throughout the course. This submission will be graded using the Final Product Rubric. What to Submit Your report should be at least 5 pages (plus a cover page and references). This total includes tables and figures, but there should be a minimum of 4 pages if tables and figures are omitted. Use double spacing, 12-point Times New Roman font, and one-inch margins. References should be cited in APA format.
  • Discussion post mod 6

    Use the following resources to familiarize yourself with biotechnology, specifically focusing on genetic engineering, transgenic organisms, and how enzymes are used in the industry: * Biotechnology Applications * An Introduction to Biotechnology – AMGEN * In your discussion post this week, articulate your position regarding ethical considerations associated with biotechnology. How extensively do you feel that the use of these advancements should be? Does your opinion change for different sectors? Make a case that the use of these technologies and organisms needs to be discussed. In response to your peers, comment on some issues either you or they had not previously considered. Remember to keep your disagreements civil! The point of this is to raise awareness of the potential issues related to these technologies and the use of these enzymes. Respond to Sara Biotechnology, including genetic engineering, transgenic organisms, and enzyme use, plays a large role in many American consumer industries. Enzymes are used in food production and industrial processes to make things more efficient and sometimes more environmentally friendly. While these technologies have clear benefits, they also raise ethical questions, especially when their long-term effects arent fully understood. My opinion on biotechnology really depends on where its being used. In medicine, Im generally supportive because genetic engineering and enzyme technology can improve or save lives. Agriculture is more complicated. Genetically modified crops can help increase yields and reduce pesticide use, but they also raise concerns about environmental impacts, loss of biodiversity, and who controls the food supply. Industrial uses of enzymes tend to feel more ethically acceptable when they reduce pollution or replace harsher chemicals. Because biotechnology can have lasting effects on the environment and society, its not something that should be decided by scientists or corporations alone. Ongoing discussion, regulation, and transparency are important to make sure these technologies are used responsibly. Instead of fully embracing or rejecting biotechnology, I think the focus should be on how its used and what the long-term consequences could be. Respond to Austyn Biotechnology brings up important ethical questions because it allows humans to change living organisms in ways that were not possible before. Overall, I believe biotechnology can be extremely beneficial, but it should not be used without limits. Instead, its use should be carefully controlled and openly discussed, especially since it affects health, food, the environment, and future generations. In medicine, I am very supportive of biotechnology. Genetic engineering has made it possible to produce important medicines like insulin and vaccines, as well as treatments for various genetic diseases. In these cases, biotechnology clearly improves quality of life and saves lives, which makes its use ethically justified. That said, there still need to be boundaries. For example, gene editing that affects future generations raises concerns about consent and fairness. Just because we can do something does not always mean we should do it without careful consideration. When it comes to agriculture, my opinion is more cautious. Genetically modified crops can help increase food production and improve nutrition. However, there are also concerns about how these crops might affect the environment over time. There are also ethical issues related to large corporations controlling genetically engineered seeds, potentially limiting farmers choices. Because food impacts everyone, I think agricultural biotechnology should be closely regulated and clearly labeled so people can make informed decisions. In industrial and environmental uses, such as enzymes in detergents and biofuel production, biotechnology generally raises fewer ethical concerns. These applications often reduce energy use and pollution and replace harsher chemicals with more efficient processes. As long as safety standards are followed, I believe these uses should be encouraged. Overall, my opinion does change depending on how biotechnology is used. Medical applications focused on treating disease deserve strong support, agricultural uses require stricter oversight, and industrial enzyme use is mostly positive but still needs regulation.
  • chemistry bank of questions

    nyamhanga’s property

    Requirements: