Oxygen

How do submarines make oxygen? 5 (4)

Submarines typically generate oxygen through a process called electrolysis. In this process, electricity is used to split water molecules into hydrogen and oxygen. The hydrogen is then vented overboard, while the oxygen is collected and stored for use by the crew. Some submarines also have systems that can scrub carbon dioxide from the air and […]

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List of chemical elements 0 (0)

A chemical element, often simply called an element, is a species of atoms which all have the same number of protons in their atomic nuclei. Atomic number Symbol Name Phase at r.t. 1 H Hydrogen gas 2 He Helium gas 3 Li Lithium solid 4 Be Beryllium solid 5 B Boron solid 6 C Carbon solid 7 N Nitrogen gas 8

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