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Energy is absorbed from the surroundings during evaporation to break the intermolecular forces between liquid particles, allowing them to escape into the gas phase. This energy input is necessary to overcome the attractive forces holding the liquid molecules together and convert them into vapor.
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Is energy lost during evaporation?
No, energy is not lost during evaporation. Energy is used to break the intermolecular bonds and allow liquid water to turn into water vapor. This energy comes from the surrounding environment, causing a cooling effect.
Is energy absorbed during evaporation?
Yes, energy is absorbed during evaporation. This energy is required to break the bonds between liquid molecules and change them into vapor molecules. This process is endothermic because it absorbs heat from the surroundings.
Why is cooling always caused during evaporation?
Cooling occurs during evaporation because the process requires energy to convert liquid water into water vapor. This energy is taken from the surrounding environment, leading to a decrease in temperature.
Do molecules move slower or faster or the same during evaporation?
Molecules move faster during evaporation because when a liquid evaporates, the molecules gain energy from the surroundings, increasing their kinetic energy and causing them to move more rapidly.
Does more evaporation take place during the day or at night?
More evaporation typically occurs during the day because of the higher temperatures and greater sunlight exposure, which increase the energy available to convert water into vapor. Conversely, at night, temperatures drop, reducing the energy available for evaporation.
Is energy during evaporation released or absorbed?
energy is released
What would happen to the speed and energy of water particles during the evaporation phase?
The energy of water molecules is increased to allow evaporation.
Is energy lost during evaporation?
No, energy is not lost during evaporation. Energy is used to break the intermolecular bonds and allow liquid water to turn into water vapor. This energy comes from the surrounding environment, causing a cooling effect.
Does a substance gain or lose energy during evaporation?
During evaporation, a substance gains energy from its surroundings to break the intermolecular bonds and escape as a gas. This results in a cooling effect on the surroundings as energy is absorbed by the substance.
Is energy absorbed during evaporation?
Yes, energy is absorbed during evaporation. This energy is required to break the bonds between liquid molecules and change them into vapor molecules. This process is endothermic because it absorbs heat from the surroundings.
How evaporation exhibit the cooling effect?
Evaporation needs heat energy. During the process of evaporation heat is absorbed by the other body thereby cooling it
Why is cooling always caused during evaporation?
Cooling occurs during evaporation because the process requires energy to convert liquid water into water vapor. This energy is taken from the surrounding environment, leading to a decrease in temperature.
Do molecules move slower or faster or the same during evaporation?
Molecules move faster during evaporation because when a liquid evaporates, the molecules gain energy from the surroundings, increasing their kinetic energy and causing them to move more rapidly.
Is energy gained or lost during evaporation?
Energy is gained during evaporation because it requires heat energy to convert liquid water into water vapor. This heat energy breaks the intermolecular bonds in the liquid water molecules, allowing them to escape into the air as vapor.
Does more evaporation take place during the day or at night?
More evaporation typically occurs during the day because of the higher temperatures and greater sunlight exposure, which increase the energy available to convert water into vapor. Conversely, at night, temperatures drop, reducing the energy available for evaporation.
Is heat energy being added or removed during the process of evaporation?
In condensation heat is removed In evaporation heat is added
A substance loses energy during what two processes?
A substance loses energy during cooling and evaporation processes. During cooling, heat is transferred away from the substance, lowering its temperature. During evaporation, the substance loses energy as molecules escape from its surface, causing it to undergo a phase change from liquid to gas.
