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Questions and Answers
Particles of gas are very small and subject to the forces of attraction and repulsion
Particles of gas are very small and subject to the forces of attraction and repulsion
True (A)
The barometer is used to measure pressure based solely on the partial pressure of the gas and the volume of the container
The barometer is used to measure pressure based solely on the partial pressure of the gas and the volume of the container
False (B)
The factors affecting dispersion are size and number of electrons
The factors affecting dispersion are size and number of electrons
False (B)
The cohesive forces are non-polar forces that arise between polar molecules
The cohesive forces are non-polar forces that arise between polar molecules
The phase of matter depends only on pressure
The phase of matter depends only on pressure
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Study Notes
Properties of Gas Particles
- Gas particles are extremely small and susceptible to forces of attraction and repulsion.
Barometer Measurement
- A barometer measures pressure solely based on the partial pressure of the gas and the volume of the container.
Dispersion Factors
- Two key factors affect dispersion:
- Size of electrons
- Number of electrons
Cohesive Forces
- Cohesive forces are non-polar forces that arise between polar molecules.
Phases of Matter
- The phase of matter is dependent on pressure.
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