While working for a space agency, you are tasked with ensuring that the oxygen needs of human beings on long voyages in outer space are met. Your boss hands you a data table and suggests that you consider the amount of oxygen a person might need in 1 year as well as the storage requirements for this oxygen at room temperature and atmospheric pressure.

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Volume of one breath Oxygen content of air, by volume Percent oxygen absorbed per breath Average breathing rate Mass density of air at room temperature and atmospheric pressure 4.5 L 20.95% 25% 15 breaths/min 1.0 kg/m