In this animated and interactive object, learners examine the properties of liquids, solids, and gases.

Learners identify combination, decomposition, displacement, and combustion types of redox reactions. They also watch a video clip that demonstrates the reaction of sodium and water.

Students solve a molarity problem in a drag and drop exercise.

In this interactive object, learners calculate formula and molecular weights by working through five examples and two problems.

In this animated object, learners examine the properties of the peptide bond and how the bond relates to the structure of hair.

In this animated object, learners examine the properties of the hydrogen bond and how the bond changes when hair is shampooed or styled.

In this interactive object, learners identify the symptoms of fluid volume excess and fluid volume deficit.

The users of this learning object read a brief introduction to the six levels of Bloom's Cognitive Taxonomy and quiz themselves on a basic understanding of the levels.

In this interactive object, learners solve a school mystery by identifying the "suspects" in the hierarchy of questioning: knowledge, comprehension, application, analysis, synthesis, and evaluation. This activity was designed for teachers and instructional assistants.

Review of key concepts from Biomolecules lesson.

Ask it: SemesterHelp to Review for Semester Exam Chemistry

Multistep synthesis of Dexamethasone

Unit 3 questions!