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Particles of gas are very small and always subject to gravitational and repulsive forces, capable of expansion. The barometer is used to measure pressure, and the partial pressure of gas depends only on its number of moles and the volume of the container.
Particles of gas are very small and always subject to gravitational and repulsive forces, capable of expansion. The barometer is used to measure pressure, and the partial pressure of gas depends only on its number of moles and the volume of the container.
True (A)
The factors affecting dispersion are size and number of electrons. Dispersion forces are nonpolar.
The factors affecting dispersion are size and number of electrons. Dispersion forces are nonpolar.
False (B)
Dispersion forces are a strong attractive force that arises between polar particles.
Dispersion forces are a strong attractive force that arises between polar particles.
False (B)
The volume and shape of particles have a direct relationship with gravitational forces.
The volume and shape of particles have a direct relationship with gravitational forces.
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Changes in physical state involve energy absorption and release. The melting process is the opposite of evaporation.
Changes in physical state involve energy absorption and release. The melting process is the opposite of evaporation.
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