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Why do more concentrated or stronger reducing agents tend to give smaller nanoparticles?
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Why do nanoparticles move differently to larger particles?
Nanoparticles have a higher surface-area-to-volume ratio, making them more prone to surface interactions, such as adhesion and attraction, which can affect their movement. Additionally, nanoparticles experience more Brownian motion due to their smaller size, causing them to exhibit different diffusion behaviors compared to larger particles.
Why can nanoparticles of iron be used to clean up oil?
Nanoparticles of iron can be used to clean up oil spills because they have a high surface area to volume ratio, which allows them to efficiently absorb and bind with oil molecules. The iron nanoparticles can also be magnetically recovered after absorbing the oil, making them reusable for multiple cleanup operations. Additionally, the nanoparticles can break down the oil into smaller, more biodegradable components, aiding in the natural degradation process.
What is the difference between gold colloids and gold nanoparticles?
Gold colloids and gold nanoparticles are both forms of gold particles suspended in a liquid. The main difference is in their size: gold colloids typically have larger particles ranging from 1 to 1000 nanometers, while gold nanoparticles are smaller, typically less than 100 nanometers. Additionally, gold colloids are usually stabilized by a protective layer or surfactant, while gold nanoparticles may or may not have a stabilizing agent.
Which particle is smaller a proton molecule atom or nucleus?
A proton is smaller than a molecule, which is a group of atoms bonded together. The nucleus is smaller than both a molecule and an atom, as it is the central part of an atom where most of its mass is concentrated.
Why is gravity stronger at the poles?
You are closer to the center of the earth at the poles, r is smaller in g=GM/r2
What is the difference between concentrated and dilute?
Concentrated solutions have a high amount of solute particles dissolved in the solvent, whereas dilute solutions have a low amount of solute particles. Concentrated solutions are stronger and have a higher concentration, while dilute solutions are weaker and have a lower concentration.
How is the size of silver nanoparticles different to normal silver particles?
Silver nanoparticles are typically smaller than normal silver particles, with diameters typically ranging from 1 to 100 nanometers. This smaller size gives silver nanoparticles unique physical and chemical properties compared to larger silver particles. These properties are due to the large surface area to volume ratio of nanoparticles, leading to increased reactivity and different optical, electronic, and catalytic behavior.
What does concentrated mean?
Concentrated refers to a substance that has been increased in strength or potency by reducing its volume. It usually indicates that a large amount of the original substance has been packed into a smaller volume, resulting in a higher concentration of the active components.
Are nanoparticles the same as ordanary particles?
No, nanoparticles are particles that are extremely small, typically between 1-100 nanometers in size, whereas ordinary particles are larger. Nanoparticles exhibit unique physical and chemical properties due to their small size, making them useful in various applications such as medicine, electronics, and environmental science.
What is the difference between concentrated and concentration?
the difference between concentrated and dilute is concentrated is larger while dilute is smaller.
Why do nanoparticles pass through the skin and travel around the body more easily than normal sized particles of titanium oxide?
Because they have red blood molecules of high intermolecular forces with under 20nm which allows it to quickly travel unlike normal sized particles in titanium oxide which are as big as over 300,000nm. Basically as the particles are smaller.
What is reducing cost?
Reducing costs is when you make the amount you spend smaller.
Why do nanoparticles move differently to larger particles?
Nanoparticles have a higher surface-area-to-volume ratio, making them more prone to surface interactions, such as adhesion and attraction, which can affect their movement. Additionally, nanoparticles experience more Brownian motion due to their smaller size, causing them to exhibit different diffusion behaviors compared to larger particles.
What does condense?
It means to make something smaller and denser. In cooking, it is usually liquids that are referred to as 'condensed'.
Why are silver nanoparticles more effective than normal sized silver particles?
Silver nanoparticles have a larger surface area compared to normal sized silver particles, which allows for increased interaction with microbes. This leads to better antimicrobial activity due to the silver nanoparticles being able to release more silver ions. Additionally, the smaller size of nanoparticles enables them to penetrate cell walls more easily, enhancing their effectiveness in killing bacteria and other pathogens.
Does water reducing pills make your penis smaller?
No.
Are the suns rays concentrated over a smaller surface in winter?
yes they are
