Question

Atmospheric conditions in a spaceship​

Answer 1

Explanation:

Astronauts sealed in a spacecraft or space station need a continuous supply of oxygen. ... Earth's atmosphere at sea level consists of 21 percent oxygen, 78 percent nitrogen, and 1 percent CO2, water vapor, argon, methane, and traces of other gases, at

a pressure of 14.7 pounds per square inch (psi).

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