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What is the chemical change in evaporation?
There isn't one. Evaporation is a physical change.
Which phase change occurs during evaporation?
The phase change that occurs during evaporation is when a liquid changes into a gas. This process happens when the molecules of the liquid gain enough energy to escape into the air.
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 does the motion of the molecules change during evaporation?
They go from moving around slightly, to moving around quickly and separating from one another. This is causes by evaporation.
How does the start of matter change during evaporation?
During evaporation, the liquid water molecules gain enough energy from the surroundings to overcome the attractive forces holding them together, transitioning into a gaseous state. This change involves the separation of water molecules from one another and the conversion of liquid to gas without changing the chemical composition of the water molecules.
The change from a liquid to a gaseous state?
The change from a liquid to a gaseous state is called evaporation. During evaporation, molecules gain enough energy to escape from the liquid phase and become gas molecules. This process occurs at the surface of the liquid.
What is a slow change of liquid to gas called?
When a liquid changes slowly to a gas, the process is called evaporation.
How does volume change during evaporation?
During evaporation, molecules escape the liquid surface into the air as gas. This conversion from liquid to gas reduces the volume of the liquid as it evaporates. However, the total volume of the system remains constant since the gas molecules occupy the space above the liquid.
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.
What is the particle movement for evaporation?
During evaporation, liquid water molecules at the surface gain enough kinetic energy to break free from intermolecular forces and escape into the air as water vapor. This process is driven by heat energy from the surroundings.
What is the energy change in evaporation?
During evaporation, energy is absorbed from the surroundings in order to break the intermolecular bonds between liquid molecules and convert them into vapor. This energy is required to overcome the attractive forces between molecules, resulting in a cooling effect on the surroundings as the more energetic molecules leave the liquid phase.
What do water molecules look like during evaporation?
Liquid water molecules are transformed in a gas.
