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Can water molecules evaporate at the surface or below the surface?
Water molecules can evaporate from the surface of water, where they gain enough energy to overcome surface tension and escape into the air. Below the surface, water molecules can also evaporate through a process known as sublimation, where molecules transition directly from a solid to a gas, although this is less common.
Does cohesion create surface tension in water?
Cohesion of water molecules occurs through the formation of hydrogen bonds between molecules
What is between water molecules cause surface tension?
Water molecules are associated by hydrogen bonds.
Why do the molecules at the surface of water exhibit a stronger attraction inwards compared to those not at the surface?
The molecules at the surface of water experience a stronger inward attraction due to the imbalance of forces acting on them. While molecules within the bulk of the water are surrounded by other water molecules and experience equal attractive forces in all directions, surface molecules only have neighboring molecules on the sides and below, leading to a net inward pull. This phenomenon results in surface tension, which allows the surface to behave like a stretched elastic membrane.
What happens to water molecules as water evaporates?
As water evaporates, water molecules at the surface gain enough energy to break free from the liquid phase and enter the gas phase. These molecules become water vapor and move away from the liquid surface, resulting in the overall decrease in the liquid water level.
What is the difference between cohesion adhesion and surface tension?
well Cohesion- water molecules are attracted to other water molecules. The oxygen end of water has a negative charge and the hydrogen end has a positive charge. The hydrogens of one water molecule are attracted to the oxygen form other water molecules.This attractive force is what gives water its cohesice properties. And Surface tension- Surface tension is the name we give to the cohesion of water molecules at the furface of a body of water. The cohesion of water molecules forms a surface "film" or "skin ." Some substances may reduce the cohesive force of water, which will reduce the strength of the surface "skin of the water
What is the tightness across the surface of water is called?
Surface tension is the tightness across the surface of water caused by the attraction between water molecules.
Why a drop of water put on a glass plate spreads?
When a drop of water is placed on a glass plate, it spreads out due to surface tension. Surface tension is the property of a liquid that causes its surface to behave like a thin elastic sheet. The water molecules at the surface of the drop are pulled inward by the cohesive forces between water molecules, causing the drop to spread out to minimize its surface area.
What best explains what happens when liquid water evaporates to form water vapor?
When water molecules at the surface gain sufficient energy they can escape in the atmosphere.The energy of water molecules increase by a temperature increase and some molecules at the surface can escape in the atmosphere.
What is the surface tension in a cup of water caused by?
Surface tension in water is caused by the cohesive forces between water molecules. These forces create a "skin" on the surface of the water, allowing it to form droplets and resist external forces, such as gravity.
What The high surface tension of water explains why water?
Water molecules can make hydrogen bonds with other water molecules. Hydrogen bonds are the strongest type of intermolecular forces. This explains the high surface tension of water.
The cohesion of water molecules is responsible for surface?
Tension
