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Chemical Analysis/Instrumentation

CHM 230

Chemical Analysis/Instrumentation

CHM 230

Course Description

Prerequisites: Prerequisites: READING LEVEL 2 and WRITING LEVEL 2 and MATH LEVEL 6, and either completion of CHM 106, or completion of CHM 112 and CHM 210 all with a grade of "C" or better.

CHM 210 and CHM 230 may be taken concurrently with permission of the instructor. Presents the theory and practice of basic chemical preparation and analysis as performed in research and/or industrial settings. Emphasizes safety, detailed and accurate record keeping, data handling, and report writing. Benefits all science majors in Biology, Chemistry, Engineering, and other Applied Science Curricula. (45-45)

Outcomes and Objectives

Understand proper techniques and considerations for sampling and sample preparation.

Objectives:

  • Take, package, store, and transport liquid, solid, gaseous, or mixed-phase samples so as to maintain the integrity of the sample prior to analysis

Be versed in theory and practice of safe laboratory techniques.

Objectives:

  • Work safely in the laboratory

Troubleshoot laboratory instrumentation.

Objectives:

  • Check instruments to isolate each component and determine area for a malfunction.

Understand and are able to perform calculations associated with analytical methods.

Objectives:

  • Describe and perform statistical calculations including determination of average, deviation, and standard deviation
  • Apply statistical tests to data to determine whether a value can be discarded as an outlier
  • Prepare a calibration curve or table for internal standard, external standard, and standard addition methods and apply the appropriate calculations to their data

Perform calculations for and prepare solutions using various concentration units.

Objectives:

  • Calculate the amount of compound required to prepare a given volume or mass of solution using percent by weight, percent by volume, percent weight per volume, molarity, molality, and parts per million
  • Prepare a given volume or mass of solution using percent by weight, percent by volume, percent weight per volume, molarity, molality, and parts per million by choosing the appropriate glassware and measurement techniques

Understand and apply concepts of pH.

Objectives:

  • Identify a sample as acidic or basic using the pH
  • Calculate the pH of a solution when given concentration information
  • Perform calculations for and prepare a solution with a pre-determined pH
  • Perform calculations for and prepare a buffer with a pre-determined pH

Understand and apply concepts of chemical equilibrium.

Objectives:

  • Discuss and perform calculations pertaining to systems at equilibrium

Understand and are capable of performing wet chemical analysis procedures.

Objectives:

  • Choose equipment for, prepare equipment and perform mass and volume determinations using the appropriate accuracy and precision for the piece of equipment
  • Prepare apparatus for, perform, and complete appropriate calculations for preparation and standardization of solutions, titrations and gravimetric analysis

Be versed in theory and practice of chromatographic methods.

Objectives:

  • Describe the basis for different types of chromatography including partition, size exclusion, and adsorption
  • Design a separation using a chromatographic technique that is appropriate for the analyte and sample matrix
  • Prepare samples and perform injections on gas and liquid chromatographs

Be versed in theory and practice of spectroscopic techniques.

Objectives:

  • Explain the theory behind and operation of instruments which use nuclear magnetic resonance, infrared, ultraviolet, visible, atomic asorption, and mass spectrometry techniques
  • Demonstrate the appropriate uses of instruments which include nuclear magnetic resonance, infrared, ultraviolet, visible, atomic asorbtion, and mass spectrometry techniques

Be versed in theory and practice of good laboratory practices.

Objectives:

  • Maintain a laboratory notebook following good laboratory practices