Wikipedia states that a substance that has actually a bigger surface area will evaporate faster, together there are much more surface molecules that space able to escape. Ns think the rate of evaporation need to decrease as there are an ext surface molecules. I desire to know that what is the surface ar area the a liquid? And additionally that why the price of evaporation increases with rise in surface area that the liquid?

what is the surface ar area that a liquid?

The surface of a fluid is the interface between the liquid and also (usually) the air neighboring it. The surface area is the lot of the liquid the is exposed come the air, or emotional the air.

You are watching: How does surface area affect evaporation

And additionally that why the rate of evaporation boosts with increase in surface area of the liquid?

If an ext liquid is exposed to the air, then an ext of it have the right to evaporate.

I think the rate of evaporation must decrease together there are more surface molecules.

To be particular, relying on how you specify rate the evaporation, you could say the it stays constant not depending on the surface area. However, with much more of the liquid exposed, over there is much more liquid evaporating at a time (at the provided rate \$fracVAcdot t\$).

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answered Feb 26 "13 in ~ 20:26

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Because in a liquid, the molecules are all about the very same distance personal (since many liquids space not very compressible).

So the peak surface of fluid in your coffee cup has a specific area and a certain variety of molecules in the area.

Two cups of coffee will have twice as lot area, so double as many molecules, so double as lot evaporation.

Now attach the 2 cups by a small tube listed below the surface.What you have actually then is a solitary quantity the liquid with twice as much surface area as one cup, and, the course, double as lot evaporation.

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answer Feb 26 "13 at 20:07

Mike DunlaveyMike Dunlavey
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The surface area affect evaporation since if much more area is exposed come air, enabling water molecule acquire much more heat power from the surroundings. Because of the increased heat power (kinetic energy), there is much more rapid motion of the water molecule which helps them to get rid of the force of attraction and also evaporate.

The development is essentially much more area -> more heat absorption -> boosted kinetic power -> raised movement -> quicker evaporation.

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edited Apr 30 "13 in ~ 7:25

Brandon Enright
answered Apr 30 "13 in ~ 3:27
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A liquid is a material where the bonds between the molecules room too strong for many molecules to escape however weak sufficient for the molecules to move around. Evaporation occurs when molecules gain enough energy from warmth to escape the liquid. They acquire this warmth from motion and the air. An increased surface area way that an ext liquid will certainly be exposed to air in ~ one time, and also therefore, an ext water have the right to evaporate in a given time period.

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answered may 12 "14 at 2:43
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When the surface ar area of fluid is increased, much more molecules the liquid have the right to go or evaporate at the exact same time. Since it additionally follow the regulation of mmsanotherstage2019.com equilibrium.

The vapor press of liquid stays constant, climate if surface ar area increases then evaporation likewise increases.

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edited may 5 "15 in ~ 12:54
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answered may 5 "15 in ~ 12:28
Anurag MauryaAnurag Maurya
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