Dietary Supplements and the Chemistry of Life

This in-depth organic chemistry lab walks learners through an investigation of the effect of initiator concentration on the resulting molecular weight of polystyrene. It is important that you use this lesson with experienced chemistry...

A valuable resource provides a list of concepts that young chemists should grasp. The topics include energetics, kinetics, equilibria, redox reactions, and the halogen group. Employ this as a guide for your own curriculum planning, or a...

Two activities explore the concept of size, especially small sizes down to the nano. Scholars practice determining volume, mass, and density and calculate exponential increases and decreases. They then predict and test the effect of size...

Is that multivitamin really keeping you healthy and balanced? Junior nutritionists weigh the pros and cons using a video from the American Chemical Society's Reactions playlist. Topics covered include types of vitamins and minerals, what...

Can some plants make their own animal repellents? Science sleuths examine the properties of cinnamamide in pear trees using an case study about computational chemistry. The resource discusses how vital computers are to research, how...

After some online instruction, chemistry aces use their creative abilities to produce a poster describing the photoelectric effect and one type of imaging technology that uses electromagnetic radiation. This simple, straightforward...

See an example of calculating the pH of solution that is 1.00 M acetic acid and 1.00 M sodium acetate using ICE table. Also shown is another example of calculating pH of a solution that is 0.15 M ammonia and 0.35 M ammonium nitrate. [13:19]

Video tutorial explains the photoelectric effect using wave-particle duality, the work function of a metal, and how to calculate the velocity of a photoelectron. [10:23]

Using an ICE table to calculate molar solubility. [8:15]

After studying the different aspects of atoms and their reactivity, pupils will find this summary PowerPoint useful for review. Some of the slides are informative with labeled diagrams; others give important vocabulary. Teachers may want...