CHM 122 - Intro to General Chemistry

Credits: 4
Lecture Hours: 3
Lab Hours: 2
Practicum Hours: 0
Work Experience: 0
Course Type: Core

A study of the concepts of general chemistry, including atomic structure, bonding, reactions, stoichiometry, gas laws, solutions, acids and bases, equilibrium, and nuclear chemistry. Problem-solving is emphasized. For non-science majors and students in health-related programs.
Prerequisite: Placement score and/or prerequisite required. Minimum ALEKS scores of 30% or minimum ACT math score of 19 or minimum SAT math score of 510 or MAT 063 with a C- or higher or MAT 064 with a C- or higher. Score from ALEKS/ACT/SAT and grade from MAT 063/064 must be no more than 5 years old.
Competencies

Demonstrate a working knowledge of measurement using both the metric and English systems
1. Apply rules for use of significant figures to measurements and calculations
2. Perform calculations to convert measurements
Evaluate the composition and structure of atoms
1. Distinguish between atoms and isotopes of various elements based on sub-atomic particles
2. Apply the periodic nature of the chemical elements to predict and explain chemical and physical properties
Differentiate between the various types of chemical compounds and bonds
1. Describe the composition and structures of chemical compounds
2. Apply the principles of bonding to the formation of molecular and ionic substances
3. Describe how electrons are involved in ionic, non-polar covalent, and polar covalent bonding
4. Write chemical names and formulas for ionic and molecular substances
5. Draw Lewis structures to represent ionic compounds and covalent molecules
6. Predict the shapes of molecules using VSEPR theory
Relate numbers of particles and mass through the concepts of formula ratios and the mole.
Interpret chemical equations which describe chemical changes
1. Classify chemical reactions based on reaction patterns and write appropriate chemical equations
2. Select appropriate mole ratios to balance chemical equations
3. Use balanced equations to calculate quantities involved in chemical changes
4. Describe the energy change involved in chemical reactions
5. Explain the various factors that influence reaction rates
6. Describe the conditions of a dynamic chemical equilibrium and apply these conditions to qualitatively predict how the system responds to stress
Distinguish properties associated with the various physical states of matter
1. Use the ideas of Kinetic Molecular theory to describe gas behavior
2. Use the Gas Laws to quantify gas properties
3. Differentiate between properties of solids, liquids, and gases
4. Explain changes of state in relation to intermolecular forces and energy changes
Demonstrate an understanding of the characteristics of solutions
1. Describe qualitatively the composition of solutions
2. Express quantitatively the concentration of solutions
3. Perform calculations using concentration units
4. Apply principle of polarity to explain solubility
5. Compare physical properties of solutions to pure solvent
Demonstrate a working knowledge of acid-base chemistry
1. Identify acids and bases
2. Describe how acidic and basic substances act in aqueous solution
3. Write chemical equations for the reactions of acids and bases
4. Calculate the pH of solutions based on acid or base concentration
Perform various laboratory operations
1. Use the balance to measure mass
2. Use laboratory glassware (beakers, graduated cylinders, pipets, burets, and volumetric flasks) to measure volume
3. Dispense solids and liquids
4. Use the Celsius thermometer to measure temperature
5. Use Bunsen burners properly
6. Analyze laboratory data qualitatively and quantitatively
Apply scientific ideas and interpret data to make informed decisions on matters related to science in the public arena