An Atmospheric Scientist Has Created a Mixture of Air Consisting

question 50

Multiple Choice

An atmospheric scientist has created a mixture of air consisting of 15% oxygen and PO₂ of 75 mm Hg. The overall air pressure is

• A)500 mm Hg.
• B)5 mm Hg.
• C)50 mm Hg.
• D)0.5 mm Hg.
• E)5000 mm Hg.

---

Definitions:

Refreezing

The phase in which change is stabilised.

Action Research

A collaborative process of collecting data, using it for action planning and evaluating the results.