CHE 101: Chemistry with Lab

Course Description

This lower level introductory course will cover general chemistry via asynchronous online discussions, presentations and demonstrations. Lab theory and skills will be a combination of online discussion and a home lab. Cannot be used towards Chemistry concentration. (4 credits)

A Laboratory Waiver must be turned in to COSC by the end of Week 1. Completion of this waiver is required and is counts toward students’ lab grade.

Recommended Prerequisite

• High School Algebra

Student Learning Outcomes (SLOs)

Students who successfully complete this course will be able to:

Week 1 - Basic Concepts about Matter; Measurements in Chemistry

1. Describe the Central role of Chemistry in science.
2. Know the state of matter.
3. Understand the classification of Matter.
4. Give an example of a chemical reaction.
5. Explain chemical elements and give examples of their Symbols.
6. Understand the Period Table as an organizing tool for chemical information.
7. Define Physical Quantities, the International System of Units.
8. Explain measuring mass, length and volume. Distinguish between mass and weight.
9. Understand measurement and demonstrate the use of significant figures, rounding and scientific notation.
10. Solve unit conversion problem by the factor-label method. (i.e. convert feet to meter) and by estimation.
11. Define Temperature and covert between Fahrenheit, Celsius and Kelvin.
12. Define energy and heat. Explain Specific Heat of a substance and calculate calories. Give examples of uses of density and specific gravity in everyday life.
13. Define density and specific gravity. Demonstrate how each is calculated.

Week 2 - Atomic Structure and the Periodic Table

1. Summarize the Atomic Theory. Describe the parts of the atom.
2. Explain the concept of elements and how the atomic number determines the element.
3. Know that the mass number represents the weight of the total number of protons and neutrons in an atom. Explain the concept of Isotopes and the weighted average mass of an element called the atomic weight.
4. Demonstrate the parts of the Periodic Table, how it is organized and what types of information it contains. Discuss the common characteristics of some groups of elements (1A, IIA, VIIA, VIIIA).
5. Describe the electronic structure of atoms. Discuss the energy levels (1-7) and the shape of the orbital and their designation.
6. Write the electron configurations for the first 20 elements. Understand how the electrons fill each orbit and energy level.
7. Relate electron configurations to the period table. Demonstrate trends found in the periodic table.

Week 3 - Chemical Bonding: The Ionic Bond Model

1. Describe ions, ion formation and periodic properties and the octet rule.
2. Explain the attraction between ions that form ionic bonds.
3. Summarize the properties of ionic compounds.
4. Understand the period table as a tool to predict electron configuration and draw the electron dot symbols of common ions.
5. Name metal and non metal ions, the compounds they form and the formulas of ionic compounds. Recognize polyatomic ions. Begin to understand the role of the hydrogen ion and hydroxide ion in Acids and Bases.

Week 4 - Chemical Bonding: The Ionic Bond Model

1. Describe the attraction of non-metal elements that leads to a covalent bond.
2. Use the octet rule and the periodic table as a guideline to predict the formation of covlent compounds.
3. Discuss multiple covalent bonds and the corrdinate covalent bond.
4. Draw the lewis structure and write the molecular formulas forcovalent compounds.
5. Use the VSEPR model to predict the shapes of molecules.
6. Distinguish between polar and non-polar covalent bonds. Discuss electronegativity in a covalent bond.
7. Name colvalent compounds and give characteristics of molecular compounds.

Week 5 - Chemical Calculations: Formula Masses, Moles, and Chemical Equations

1. Explain how chemical reactions are written as chemical equations. Balance chemical equations.
2. Relate the mole to avagadro's number and the molecular weight.
3. Perform Gram-mole conversions and relate the mole to a chemical equation. Perform mole-mole conversion from a balance equation and then perform mole-gram conversions.
4. Discuss the classes of chemical reactions, precipitation reactions and guidelines for predicting solubility.
5. Discuss neutralization reaction, net ionic equations and redox reactions.

Week 6 - Gases, Liquid, and Solids; Solutions

1. Discuss heat changes during chemical reactions. Recognize exothermic and endothermic reactions.
2. Describe how chemical reactions ocurr and the effects of temperature, concentration and catalysts on reaction rates.
3. Explain reversible reaction and chemical equilibrium. Write equilibrium equations and calculate equilibrium constants.
4. Use LeChatelier's Principle to predict the effect of stress applied to system at equilibrium.
5. Describe the three phases of matter and their changes.
6. Use the Kinetic-Molecular Theory to explain the behavior of gases.
7. Discuss the relationship of pressure, volume and temperature to a gas using Boyle's law, Charles's Law , Gay-Lussac's Law, and the Combine gas law. Solve calculations using formula derived from each law.
8. Describe the relation between volume and molar amount of a gas. Solve calculation using formula derived from the relationship between volume and molar amount of a gas.
9. Discuss how Pressure, Volume, Temperature and molar amounts are related by the Ideal Gas Law. Solve calculation using formula derived from the Idea Gas Law.
10. Explain Partial pressure and Dalton's Law.
11. Know the type of Intermolecular forces and the role they play in liquids, solids and gasses. Understand the process of changes of state.
12. Define and explain mixtures and solutions. Describe the solution process, solid hydrates and solubility.
13. Discuss the effect of temperature on solubility and Henry's Law on the effect of pressure on solubility.
14. Explain units of concentration and perform concentration calculations for Molarity, percent concentration (w/v%, v/v%).
15. Calculate dilutions.
16. Define electrolytes and equivalents.
17. Discuss the properties of solutions and the effects of solutes on vapor pressure, boiling point, freezing point.
18. Define and discuss osmosis, osmotic pressure and dialysis.

Week 7 - Chemical Reactions; Acids, Bases, and Salts

1. Discuss Acids and Bases in aquesous solution. Define an acid and a base using the Bronsted-Lowry definition. List some common acids and bases.
2. Explain how water is both an acid and a base. Give examples of some common Acid-Base reactions.
3. Distinguish between a strong acid or base and a weak acid or base. Calculate the acid dissociation constant for acids and bases.
4. Explain Ion-product constant for water. Know the pH scale and how pH relates to hydronium and hydroxide concentrations. Calculate pH given the hydronium or hydroxide concentrations. Describe the lab methods for the determination of Acidity.
5. Examine buffer solutions and how buffers in the body maintain a favorable pH for cells.
6. Define and calculate acid and base Equivalents and the use of Titration to determine quantities of acids or bases.
7. Discuss the acidity and basicity of salt solutions.

Week 8 - Nuclear Chemistry

1. Explain stable & unstable nuclides.
2. Discuss the nature of radioactive emissions.
3. Examine equations for radioactive decay.
4. Discuss half-lives.
5. Explain transmutation and bombardment reactions.
6. Explain chemical and biochemical effects of radiation.
7. Discuss detection of radiation.
8. Explain the sources of radiation exposure.
9. Discuss nuclear medicine.
10. Discuss nuclear fission and nuclear fusion.

Course Activities and Grading

Required Textbooks

Available through Charter Oak State College's online bookstore

• Stoker, H. Stephen. General, Organic and Biological Chemistry. 7th ed. Cengage Learning., 2016. ISBN-13: 978-1-305-08108-6
• Stoker, H. Stephen. Organic and Biological Chemistry. 7th ed. Brooks/Cole Publishing Co., 2016. ISBN-13: 978-1-305-08107-9

Course Schedule

COSC Accessibility Statement

Charter Oak State College encourages students with disabilities, including non-visible disabilities such as chronic diseases, learning disabilities, head injury, attention deficit/hyperactive disorder, or psychiatric disabilities, to discuss appropriate accommodations with the Office of Accessibility Services at OAS@charteroak.edu.

COSC Policies, Course Policies, Academic Support Services and Resources

Students are responsible for knowing all Charter Oak State College (COSC) institutional policies, course-specific policies, procedures, and available academic support services and resources. Please see COSC Policies for COSC institutional policies, and see also specific policies related to this course. See COSC Resources for information regarding available academic support services and resources.