Oxygen
Emergence definition
Oxygen is a chemical element with symbol O and atomic number 8, which is a fundamental property of matter that can be represented by a symbol.
Wiktionary senses
Historical origin
Prerequisite chain
Neighborhood
In other languages
Prerequisites
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oxygen requires understanding matter as a foundational concept
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Chemical element with symbol O and atomic number 8.
Used by
- Oxygen Cycle L6
- Hydrogen Bond L11