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Does the vapor pressure increase as the strength of intermolecular forces between molecules increases?
Yes, the vapor pressure decreases as the strength of intermolecular forces between molecules increases.
How does the polarity of alcohol molecules change as their size increases?
As the size of alcohol molecules increases, their polarity generally decreases. This is because larger alcohol molecules have more nonpolar hydrocarbon chains that outweigh the polar hydroxyl group, reducing overall polarity.
How does the volatility of a hydrocarbon change as its carbon chain length increases?
As the carbon chain length of a hydrocarbon increases, its volatility generally decreases. This is because longer carbon chains have stronger intermolecular forces, such as van der Waals forces, which make it harder for the molecules to escape into the gas phase. Shorter chain hydrocarbons are typically more volatile and have lower boiling points compared to longer chain hydrocarbons.
What is the relationship of oxygen density to altitude?
Oxygen density decreases as altitude increases. This is due to the decrease in atmospheric pressure at higher altitudes, which results in a lower concentration of oxygen molecules. Therefore, the higher the altitude, the lower the oxygen density.
Which of these actions increases enthalpy in the air molecules of the Earth's atmosphere?
The air being heated by the sun.
How is air density related to air pressure explain?
Air density and air pressure are inversely related. As air density increases, air pressure also increases because there are more air molecules in a given space exerting force on the surroundings. Conversely, when air density decreases, air pressure decreases as well due to fewer air molecules exerting force.
As altitude increases air pressure .?
As altitude increases, air pressure decreases. This is because there are fewer air molecules in the atmosphere at higher altitudes, leading to lower pressure.
Why air pressure decreases with an increases in altitude.?
there is less oxygen and the molecules are more spread out
Does the vapor pressure increase as the strength of intermolecular forces between molecules increases?
Yes, the vapor pressure decreases as the strength of intermolecular forces between molecules increases.
What increases when the temperature of air decrease?
When the temperature of air decreases, the density of the air increases. This means that there are more air molecules packed into a given volume. Additionally, the air pressure increases as the temperature decreases.
What happens to the air molecules in a divers lungs as the pressure increases during a dive?
As the diver descends deeper into the water, the pressure increases. This causes the air molecules in the diver's lungs to compress, leading to a decrease in volume. In order to maintain equilibrium with the increasing pressure, the air molecules in the lungs will be forced into smaller spaces, potentially causing discomfort or injury if not managed properly through controlled breathing techniques.
What statement is true about the temperature and desity of air?
As air temperature increases, its density decreases because the air molecules have more energy and move farther apart. Conversely, as air temperature decreases, its density increases because the molecules have less energy and come closer together.
Does the volume of a gas always increase when temperature increases and pressure decreases?
Not necessarily. The volume of a gas is directly proportional to temperature and inversely proportional to pressure, according to the ideal gas law. If the temperature increases and pressure decreases proportionately, the volume would remain constant.
How does the polarity of alcohol molecules change as their size increases?
As the size of alcohol molecules increases, their polarity generally decreases. This is because larger alcohol molecules have more nonpolar hydrocarbon chains that outweigh the polar hydroxyl group, reducing overall polarity.
As the altitude increases does the barometric pressure increase or decrease?
As altitude increases, barometric pressure decreases. This is because the air pressure decreases with increasing altitude, as there are fewer air molecules in the atmosphere exerting pressure on a given area.
As altitude increases in the Troposphere does the temperature increase?
No, as altitude increases in the Troposphere, the temperature generally decreases. This is because the Troposphere is the layer of the Earth's atmosphere where weather occurs, and the temperature decreases with altitude due to the decrease in air pressure and thinning of the air molecules that can store heat.
When density increases the number of molecules in a volume increases decreases varies or stays the same?
When density increases, the number of molecules in a volume stays the same. Density is defined as mass per unit volume, so as the mass increases, there needs to be a proportional increase in the number of molecules to maintain the density.
