Decomposition of carrion, however, provides a unique opportunity for scientists to investigate how nutrients cycle through an ecosystem. Many people might ask, "Why is this subject important?" ...

Soil pH or soil reaction is an indication of the acidity or alkalinity ... available for plant growth and increases the availability of nitrogen by hastening the decomposition of organic matter.

The reaction of hydrogen peroxide with potassium iodide is demonstrated in a tall cylinder. Saturated potassium iodide is added to a mixture of soap, glycerin, water, and hydrogen peroxide. Oxygen and ...