Surface area of atomized molecules?

In summary, the conversation is about finding the total surface area of N spherical droplets of gasoline that are created when 30.0 cm^3 of gasoline is atomized. The individual droplets have a radius of 2.00 x 10^-5 m. The person is also questioning how to find the number of gasoline molecules in a given amount of liquid based on the radius of the droplets. They are then informed that they only need to calculate the surface area and do not need to find the number of molecules.
  • #1
gaborfk
53
0
I have the following problem, which seems easy, I just cannot get my brain around it...

Assume that [tex]30.0 cm^3[/tex] of gasoline is atomized into N spherical droplets, each with a radius of [tex]2.00\times 10^{-5} m[/tex]. What is the total surface area of these N spherical droplets?

How do I find the number of gasoline molecules in a given amount of liquid, when I have the size of the radius??

Thank you
 
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  • #2
You know the radius of each drop so you can calculate the volume of each drop. You also know the total volume of N drops. Therefore ... ! :-)
 
  • #3
I though I would need the density or the mole number for gasoline in order to get an accurate number. Which was not given.

Thank you!
 
  • #4
They are only asking for the surface area - you don't need to find the number of molecules. "Atomize" does NOT mean you separate the liquid into its atomic parts. It just means you break it up into small droplets!
 

FAQ: Surface area of atomized molecules?

What is the surface area of an atomized molecule?

The surface area of an atomized molecule refers to the total area of all the exposed surfaces of the molecule. This includes the outermost layer of atoms as well as any internal surfaces within the molecule.

How is the surface area of an atomized molecule calculated?

The surface area of an atomized molecule is typically calculated using mathematical equations that take into account the size and shape of the molecule as well as the atomic radii of its constituent atoms. These calculations can be complex and often require advanced computational methods.

Why is the surface area of atomized molecules important?

The surface area of atomized molecules is important because it affects many physical and chemical properties of the molecule. For example, a larger surface area can increase the reactivity of a molecule, while a smaller surface area can decrease its solubility and stability.

How does the surface area of atomized molecules change with different states of matter?

The surface area of atomized molecules can vary depending on the state of matter. In a solid state, molecules are closely packed together, resulting in a smaller surface area compared to the same molecules in a gaseous state where they are more spread out. Liquids can also have varying surface areas depending on their intermolecular forces.

Can the surface area of atomized molecules be measured experimentally?

Yes, the surface area of atomized molecules can be measured experimentally using techniques such as gas adsorption, electron microscopy, and surface tension measurements. These methods can provide valuable information about the surface properties of molecules and their interactions with other substances.

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