Introduction Can the most prevalent inorganic ions be determined in Lithia water using a representative cross-section of the analytical techniques (e.g. titrimetry, potentiometry, spectroscopy) covered in a typical quantitative analysis course? The […]
Active Learning Resources
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Students work through the basics of the nitrogen rule as well its application to the EI and ESI mass spectra of cocaine. David Griffith, Willamette University (dgriffit@willamette.edu)
Students will learn to:
dentify interfering matrix components
Be familiar with different extraction processes
Understand the derivatization process for increasing sample volatility
Students explore a variety of calibration procedures when completing this activity.
Students learn to:
Calculate the standard deviation and confidence interval for a data set.
Describe the precision of a data set.
Describe the accuracy of a data set.
Estimate the sensitivity and linear dynamic range from a calibration curve.
Calculate the detection limit and limit of quantitation from a data set.
[vc_row][vc_column icons_position=”left”][vc_column_text] Introduction This module provides a context for introducing fundamental techniques used in chemical analysis (spectrophotometry, atomic absorbance spectroscopy and ion selective electrodes) along with considerations about sampling and sample preservation. […]
Students explore aspects of the Fourier transform process in an FT-ICR-MS instrument. David Griffith, Willamette University (dgriffit@willamette.edu)
Students will learn: Write the equilibrium expression and solubility product for a precipitation reaction.
Calculate the solubility of a sparingly soluble compound.
Predict the order of precipitation in a mixture.
Predict the extent of precipitation in a mixture.
Students learn to:
Identify different methods to calibrate instrumentation or analytical methodologies
Choose proper calibration method depending on sample characteristics or instrument.
Describe how standards and/or samples are prepared for each calibration method.
Calculate concentration from information obtained from each calibration method
Introduction This module provides a real world context for introducing fundamental quantitative techniques (pH, Ion Selective Electrodes, Ion chromatography, and Titrimery) used in chemical analysis of water samples. Using active learning pedagogy, […]
Students explore the influence of ionic strength on solubility when completing this activity.
Students explore a variety of calibration methods when completing this activity.