contestada

At a depth of 50 m, the pressure is 512 kPa (kilopascals). A diver breathing air (78% №₂, 21% Ο₂) at this depth would have what partial pressure of oxygen in his lungs?

A. 5.1 kPa
B. 108kPa
C. 404 kPa
D. 512 kPa