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When substances get hot, the molecules gain energy and vibrate more rapidly. This increase in molecular motion causes the substance to expand, changing its physical state (e.g. from solid to liquid or from liquid to gas) if the heating continues. Heating can also break the bonds between molecules, leading to chemical reactions and changes in the substance's properties.
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Is mixing a teaspoon of coffee into hot water a chemical or physical reaction?
Mixing a teaspoon of coffee into hot water is primarily a physical reaction. The coffee granules dissolve in the water, resulting in a solution, but no new substances are formed. This process involves the physical dispersion of the coffee particles rather than a change at the molecular level that would indicate a chemical reaction.
Is hot tea mixture colloid?
Hot tea is not a colloid; it is considered a solution. In tea, the soluble compounds from tea leaves dissolve in water, creating a homogeneous mixture where the dissolved substances are evenly distributed at a molecular level. A colloid, on the other hand, involves larger particles that remain suspended within the mixture, such as milk or fog. Therefore, while hot tea may contain suspended particles like tea leaves, the brewed liquid itself is primarily a solution.
Why are most substances soluble in hot water?
because hot water can meltsubstances faster ..
Is zinc hot or cold?
Zinc can be virtually any temperature as can nearly all substances. No substance in inherently hot or cold.
Is sucrose more soluble in hot or cold water?
Sucrose is more soluble in hot water due to the increase in molecular motion of the solute and solvent.
What happens to the volume of most substances when they get hot?
It expands
What happens when most substances are heated?
All get very hot.
Is a hot cup of soup mechanical or nonmechanical energy?
A hot cup of soup contains thermal energy, which is a form of nonmechanical energy related to the motion of particles at the molecular level.
Is mixing a teaspoon of coffee into hot water a chemical or physical reaction?
Mixing a teaspoon of coffee into hot water is primarily a physical reaction. The coffee granules dissolve in the water, resulting in a solution, but no new substances are formed. This process involves the physical dispersion of the coffee particles rather than a change at the molecular level that would indicate a chemical reaction.
What happens after you finnish level 25 on moviestarplanet?
I think you get free V.I.P. for a year when you are level 25. I don't know this for sure. But if I get to level 25, I'll tell you! Add me! I'm hot glrl spelt hot gLrL
Is hot tea mixture colloid?
Hot tea is not a colloid; it is considered a solution. In tea, the soluble compounds from tea leaves dissolve in water, creating a homogeneous mixture where the dissolved substances are evenly distributed at a molecular level. A colloid, on the other hand, involves larger particles that remain suspended within the mixture, such as milk or fog. Therefore, while hot tea may contain suspended particles like tea leaves, the brewed liquid itself is primarily a solution.
What happens to the sweat levels when you get too hot?
the sweat level increases when we get too hot.this happens because evaporation take place quickly and more water is evaporated.
Do substances expand when hot?
Yes.
What is the molecular formula of cow fart?
alex sister is fcking hot
Why are most substances soluble in hot water?
because hot water can meltsubstances faster ..
What happens when a Bunsen gauze gets hot?
.it gets hot and if you tuch it it will burn you what happens is it steams
How does air expand in hot water?
due to forced convection and molecular motion
