Chemical solubility and equilibria are paramount for understanding everyday systems. Recent events have led to more interest by the general public in chemical equilibria that occur in drinking water systems. This presents a great opportunity to increase student interest and engagement in the more complicated aspects of chemical equilibria. Shiny…

A new app, freely available for Windows computers, has been developed to simulate tuning of an inductively coupled plasma mass spectrometer, on the basis of optimization data collected using a sector-field instrument. The app allows students to adjust parameters, including the torch position, gas flows, radio-frequency power, and guard-electrode…

Describes: (1) spreadheet programs (including VisiCalc) for experiments; (2) event-driven data acquisition (using ADALAB with an Acculab Infrared Spectometer); (3) microcomputer-controlled cyclic voltammetry; (4) inexpensive computerized experiments; (5) the "KC? Discoverer" program; and (6) MOLDOT (space-filling perspective diagrams of…

Discusses (1) instructional uses of VisiCalc; (2) use of a spreadsheet to calculate the activity coefficients of lead in amalgams from measurements of the potentials of cells without liquid junction; and (3) the computerized solution (analogous to a titration) of simultaneous equations for determining equilibrium pH of a raindrop. (JN)

Describes (1) interfacing the Commodore VIC-20 using joystick game ports; (2) a chromatographic integrator for the TRS-80; (3) upgrading input/output capabilities of the TRS-80 color microcomputer; (4) IBM PC interfaced to a Perkin-Elmer DSC-1 differential scanning calorimeter; and (5) an undergraduate experiment in which students design a…

Describes: (1) a FORTH-language, computer-controlled potentiometric titration; (2) coulometric titrations using computer-interfaced potentiometric endpoint detection; (3) interfacing a scanning infrared spectrophotometer to a microcomputer; (4) demonstrations of signal-to-noise enhancement (digital filtering); (5) and an inexpensive Apple…

Discusses a computer interfacing course using Commodore 64 microcomputers; a computer program for radioactive equilibrium; analysis of near infrared spectrum of hydrochloric acid molecules using Apple II microcomputers; microcomputer approach to conductivity titrations; balancing equations with Commodore 64's; formulation of mathematical…

Describes: Apple stereochemistry program; CNDO/2-INDO mini-computer calculations; direct linear plot procedure for enzyme kinetics calculations; construction of nonlinear Scatchard plots; simulation of mass spectral envelopes of polyisotopic elements; graphics with a dot-matrix printer; MINC computer in the physical chemistry laboratory; hallway…

Reports on presentations and discussions at a meeting (called Powwow) designed to examine and evaluate the current status of computer use in chemistry and to consider appropriate directions for future developments involving computers in the chemistry curriculum. Also reports on activities of Project SERAPHIM. (JN)

Examines various trends and issues in educational computing. Areas addressed include hardware advances, personal databases, laboratory data handling, graphic displays, national networking (including access of Project SERAPHIM materials through the CompuServe Information Service), software advances, Project SERAPHIM activities, and future…

Described are some computer software that can be used in chemistry classrooms: (1) "Polymer Tacticity in Simulated NMR Spectra"; (2) "Teaching Magnetic Resonance Imaging Using Computer Animation"; (3) "Emergency Response Database"; (4) "An X-ray Diffraction Pattern Simulator"; and (5) "Multiple-Choice…

Describes a laboratory experiment using AMPAC (a computer program) in conjunction with infrared spectroscopy. The experimental procedure and a list of questions for discussion are provided. Typical data are presented. (YP)

Describes the use of computer spreadsheet programs in physical chemistry classrooms. Stresses the application of bar graphs to fundamental quantum and statistical mechanics. Lists the advantages of the use of spreadsheets and gives examples of possible uses. (ML)

Discusses a software package that allows the user to solve mathematical problems, analyze data, plot graphs, and to examine mathematical models. Presents the attributes of the program and the available mathematical functions. Provides an example of pH calculations. (MVL)

Reviews the chemistry computer database program "KC? Discoverer" from Project SERAPHIM. This program enables the user to look at chemical, physical, and microscopic properties of each element. Lists other available program options as FIND, GRAPH, LIST elemental properties, and SORT. Describes hardware requirements. (ML)