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This paper summarizes difficulties that chemistry students at all levels commonly exhibit when translating, manipulating, and interpreting mathematical expressions that contain logarithms, and offers… (More)
Quantitative problem-solving is a challenging aspect of any physical science course. Traditionally, students have been encouraged to pursue various techniques in an effort to provide structure to… (More)
Determining the molar mass of gases or easily vaporized liquids is described in virtually all first-year college chemistry texts to a greater or lesser extent, and is an appropriate activity to… (More)
The concept of gravitational mass is usually introduced to chemistry students as a measure of the amount of matter in a given object. Although this definition can be useful as a starting point for… (More)
The presentation in many introductory college chemistry courses jumps around in an unsystematic fashion among the domains of macroscopic observation, sub-microscopic particles, and symbolic… (More)