Which statement best describes the molecules in a solid?
Which statement best describes the molecules in a solid?
- Molecules are free to separate from each other and will take on the shape of their container.
- Molecules move completely at random and at high speeds.
- Molecules vibrate in a fixed position and do not move around much.
- Molecules expand to the edge of their container.
What does the heat of fusion represent? - The amount of heat required to evaporate 1g of liquid into a gas. - The amount of heat required to make a substance sublimate. - The amount of heat required to melt 1g of solid into a liquid. - The amount of heat required to make a material combust.
The volume of a gas is always equivalent to the volume of what? - Its container. - The atmosphere. - Atoms. - Molecules.
When two atoms of the same element have different numbers of neutrons, resulting in different atomic masses, what are they called? - Isotopes. - Isomers. - Molecules.
1 Answers
Jan 23, 2025
1. Molecules vibrate in a fixed posistion and do not move around much (solid)
2. Melt 1g of solid into a liquid (heat of fusion)
3. Its container (volume of a gas)
4. Isotopes
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