0
What else can I help you with?
Compare and contrast between boiling and evaporation?
Evaporation takes place at any temperature but boiling takes place only at a substance's boiling point.
Difference between evaporation and boiling?
The difference in evaporation and boiling is simple. Just imagine a beaker and being placed on the hot plate. The liquid it beginning to evaporate and the their is a gradient in the water because not all of the water is reaching 100 degrees Celsius at once. Some of it is beginning to evaporate (change in the state from a liquid to a gas) the other is beginning to boil! Remember boiling is a characteristic property and once it is reached the temperature doesn't continue to increase. Hope this helped!Vaporization if the phase change from a liquid to a gas. Evaporation and boiling are both mechanisms for vaporization to occur. Evaporation occurs at the surface of the liquid. It is the primary method by which water moves from bodies of water into the atmosphere. It is a much slower process than boiling. Boiling occurs when a liquid is heated to the boiling point. During boiling, water evaporates throughout the entire liquid very fast, rather than just at the surface.Evaporation happens only at the surface of a liquid and occurs at any temperature (so long as the substance is a liquid at that temperature). However, as most people are aware, liquids evaporates faster at a higher temperature. Boiling, on the other hand, happens throughout the bulk of a liquid, usually starting from some site on the inside of the container and rising in a bubble to the surface. It only happens when the temperature is above the boiling point of that substance.
When vaporization takes place only on a liquids surface?
This process is called evaporation. Evaporation occurs at the surface of a liquid when the molecules at the surface gain enough energy to overcome the attractive forces holding them in the liquid phase, allowing them to escape into the gas phase. Evaporation can happen at any temperature, but it increases with higher temperatures.
What do you need for evaporation to take place?
Evaporation occurs when a liquid changes into a gas due to the input of heat energy. It requires adequate surface area for the liquid to be exposed to the air, as well as a lower atmospheric pressure compared to the liquid. Additionally, evaporation is influenced by factors such as temperature, humidity, and air movement.
How can the rate of evaporation of water from an open beaker be decreased?
The rate of evaporation of water from an open beaker can be decreased by placing a lid or cover over the beaker to reduce the surface area exposed to the air and prevent airflow. Additionally, lowering the temperature of the surroundings can help slow down the evaporation process. Adding solutes like salt to the water can also decrease the rate of evaporation.
Why does cooling occur when evaporation takes place?
I think in general,heat is transfer from system to surrounding ,and naturally temperature decrease and it cooled
How can you lower the temperature at which evaporation takes place?
To lower the temperature at which evaporation takes place, you can decrease the pressure or increase the surface area of the liquid. This allows the liquid molecules to escape into the air more easily, leading to evaporation at a lower temperature.
Where does little evaporation taking place?
when the temperature is cold
Where does very little evaporation take place?
when the temperature is cold
Does evaporation take place at 0 degrees celsius?
Yes, evaporation can occur at 0 degrees Celsius, but at a slower rate compared to higher temperatures. As long as there is enough heat energy for molecules to break free from the liquid surface, evaporation can still take place.
Can evaporation take place without the increase in temperature Give example.?
Yes. When you cool by sweating - it drops.
How long does is take for salt water to evaporate?
it takes about 2 weeks
What is the control condition?
While conducting an experiment, it is important to have a experimental control. Suppose you are conducting an experiment to determine what factors affect the rate of evaporation of water. If you want to determine if presence of wind affects evaporation, you can take two containers of water and place one in a windy place and the other in a place with no wind. However all other factors should be identical like surface area of containers, surrounding temperature, liquid quantity and temperature etc. Hence, the need for a controlled experiment is to eliminate bias and to ensure that the data is valid.
This takes place when a substance changes from a liquid to a gas at a temperature below its boiling point?
This phenomenon is called evaporation.
Why the water in shimla evaporates faster?
If the altitude increases the temperature and pressure decreases so the evaporation takes place faster
Give two differences between evaporation and boiling?
Evaporation takes place at all temperatures but boiling at one particular temperature When saturated vapour pressure becomes equal to the atmospheric pressure boiling takes place but evaporation is not so
What place in Europe has the highest average temperature?
Greece , Athens( 48 Degrees)
