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Aug 31, 2024
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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
- Apply rules for use of significant figures to measurements and calculations
- Perform calculations to convert measurements
- Evaluate the composition and structure of atoms
- Distinguish between atoms and isotopes of various elements based on sub-atomic particles
- 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
- Describe the composition and structures of chemical compounds
- Apply the principles of bonding to the formation of molecular and ionic substances
- Describe how electrons are involved in ionic, non-polar covalent, and polar covalent bonding
- Write chemical names and formulas for ionic and molecular substances
- Draw Lewis structures to represent ionic compounds and covalent molecules
- 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
- Classify chemical reactions based on reaction patterns and write appropriate chemical equations
- Select appropriate mole ratios to balance chemical equations
- Use balanced equations to calculate quantities involved in chemical changes
- Describe the energy change involved in chemical reactions
- Explain the various factors that influence reaction rates
- 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
- Use the ideas of Kinetic Molecular theory to describe gas behavior
- Use the Gas Laws to quantify gas properties
- Differentiate between properties of solids, liquids, and gases
- Explain changes of state in relation to intermolecular forces and energy changes
- Demonstrate an understanding of the characteristics of solutions
- Describe qualitatively the composition of solutions
- Express quantitatively the concentration of solutions
- Perform calculations using concentration units
- Apply principle of polarity to explain solubility
- Compare physical properties of solutions to pure solvent
- Demonstrate a working knowledge of acid-base chemistry
- Identify acids and bases
- Describe how acidic and basic substances act in aqueous solution
- Write chemical equations for the reactions of acids and bases
- Calculate the pH of solutions based on acid or base concentration
- Perform various laboratory operations
- Use the balance to measure mass
- Use laboratory glassware (beakers, graduated cylinders, pipets, burets, and volumetric flasks) to measure volume
- Dispense solids and liquids
- Use the Celsius thermometer to measure temperature
- Use Bunsen burners properly
- 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
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