The gases that make up Earth’s atmosphere are commonly referred to as air. Air consists of major gases and trace gases. What is air? An element

A molecule

A mixture

A compound

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis

How does the digestive system interact with the circulatory system? a. messages sent as electrical impulses from the digestive system are transported throughout the body by the circulatory system. b. nutrients taken in and broken down by the digestive system are carried to various parts of the body by the circulatory system. c. nutrients and gases are absorbed by organs in the circulatory system. then, they are transported to all parts of the body by organs in the digestive system. d. oxygen and carbon dioxide are exchanged by organs in the digestive system, and the gases are carried to the rest of the body by the circulatory system.

How many moles does 80.0 h2o respresent