A compound containing a long hydrocarbon chain with the CCl3 group Animation Play

A compound containing polar hydroxyl groups along the hydrocarbon chain Animation Play

A plant viroid Illustration Play

A typical compound Slideshow Play

Absolute values of entropy Student activity Play

Absorption of visible light. Colorimetry Whiteboard presentation Play

Absorption of visible light. Colorimetry Class activity Play

Accurately determining an unknown molarity of acid/base by titration Whiteboard exercise Play

Accurately determining an unknown molarity of acid/base by titration Student activity Play

Acid rain destroys forests Animation Play

Acid-loving and alkali-loving plants Whiteboard exercise Play

Acids (2) Student activity Play

Acid–base reactions in a non-aqueous medium Animation Play

Adaptation of plants to life in terrestial environment Whiteboard exercise Play

Adaptations of plants to life on land Whiteboard exercise Play

Adaptations of plants to life on land Whiteboard exercise Play

Adaptations of plants to life on land Student activity Play

Adaptations of predators and prey Illustration Play

Addition of HCl to propene Animation Play

Addition of hydrogen cyanide Whiteboard exercise Play

Addition of hydrogen cyanide Student activity Play

Advantages and disadvantages of plant tissue culture Chart Play

Aerobic respiration in plants Student activity Play

Air Student activity Play

Aliphatic amines: properties as bases Student activity Play