What is Atom? Explin states of matter
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An atom is the smallest unit of ordinary matter that forms a chemical element. Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Atoms are extremely small, typically around 100 picometers across.
In physics, a state of matter is one of the distinct forms in which matter can exist. Four states of matter are observable in everyday life: solid, liquid, gas, and plasma.
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An atom is the smallest unit of ordinary matter that forms a chemical element. Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Atoms are extremely small, typically around 100 picometers across.
States of matter:
- Matter can exist in one of three main states: solid, liquid, or gas.
- Solid matter is composed of tightly packed particles. ...
- Liquid matter is made of more loosely packed particles. ...
- Gaseous matter is composed of particles packed so loosely that it has neither a defined shape nor a defined volume.
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