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A person on a Haz Mat team will be working for 1.5 hr while breathing oxygen from a pressurized tank. While working, they will be burning energy at a...
A person on a Haz Mat team will be working for 1.5 hr while breathing oxygen from a pressurized tank. While working, they will be burning energy at a rate of 250 Cal/hr. The tank stores the gas at 20 MPa according to its gauge, and the gas will be breathed at 1 atmospheric pressure. What minimum volume of pressurized oxygen needs to be in the tank? Answer will be exact.
a) 0.39 L
b) 0.17 L
c) 0.76 L
d) 0.52 L
e) 0.91 L