What percentage of the atmosphere does oxygen compose?

A. 58%
B. 21%
C. 46%
D. 29%


Answer: B

Health Professions

You might also like to view...

Explain the importance of maintaining professionalism after hours

What will be an ideal response?

Health Professions

Multicompetent or multiskilled workers are frequently hired by smaller facilities in rural areas

Indicate whether the statement is true or false

Health Professions

The earpieces and bell or diaphragm of a stethoscope should be cleaned with a disinfectant before and after using the stethoscope

Indicate whether the statement is true or false

Health Professions

The athletic training student can assist with fitting protective equipment under the direct supervision of a certified athletic trainer

Indicate whether the statement is true or false

Health Professions