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What happens to particles at the molecular level when water freezes?
Wiki User
∙ 12y ago
The particles' movements slow down. Particles (or atoms) contain energy; the more energy the particles have, the more the particles move. However, there is a certain level of energy at which the bonds between the particles break; this energy is called bond energy. For example, take a boiling pot of water. At the atomic level view, heat is equal to energy; the heat is transferred from the flame to the H2O molecules, giving them more energy and making them move faster. The the H2O molecules break apart, turning to hydrogen and oxygen gas. In an ice cube, the heat/energy is taken from the H2O molecules, slowing them down and creating a packed solid.
Wiki User
∙ 12y ago
When water freezes, the water molecules slow down and come closer together, forming a crystalline structure. This results in the formation of ice, where water molecules are arranged in a regular pattern with each molecule bonded to four others through hydrogen bonds.
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What is the process of precipitation at the molecular level?
Precipitation at the molecular level occurs when solute particles in a solution come together to form solid particles (precipitate) due to a change in solubility. This can happen when the solution becomes supersaturated, leading to the formation of solid particles and their settling out of the solution. The process involves attraction forces between solute molecules overcoming the forces keeping them in solution, resulting in their aggregation and precipitation.
What happens to a solute when a solution is made?
When a solution is made, the solute particles disperse and distribute themselves evenly throughout the solvent. This process occurs through a combination of solvent-solute interactions like solvation or hydration, allowing the solute to become uniformly mixed at a molecular level within the solvent.
What happens during condensation and sublimation?
Particles increase their motion because of increased kinetic energy on the molecular level. This breaks bonds holding them together as a solid and the particles become gases during sublimation. During condensation the opposite occurs. Particles are losing heat energy which means a loss of kinetic energy slowing the particles down to the point that the attractive forces form bonds causing the gas to become a liquid.
What does dissovle mean?
To dissolve means to mix a solid substance into a liquid to form a solution, where the solid particles disperse evenly throughout the liquid. This process typically involves the breaking down of the solid particles at a molecular level so they are no longer distinguishable in the liquid.
What is the mixture in which particles of a material are more or less evenly dispersed throughout a liquid or gas?
A homogeneous mixture, also known as a solution, is when particles of a material are evenly dispersed in a liquid or gas. This means that the components are uniformly mixed at the molecular level and do not separate upon standing.
Is Evaporation Is When Particles Escape From A Liquid?
Yes, that's basically what happens at the atomic or molecular level.
Is it true that solution particles do not mix at the atomic or molecular level?
is it true
What happens at the molecular level when NaOH dissolves in HCl?
When NaOH dissolves in HCl, the NaOH molecules dissociate into Na+ and OH- ions, while the HCl molecules dissociate into H+ and Cl- ions. In the solution, the OH- ions from NaOH and the H+ ions from HCl combine to form water molecules. The Na+ and Cl- ions remain in the solution.
What is the change in molecular movement when water evaporates?
what happens at the molecular level when water evaporates?
What happens at the molecular level when a substance boils?
The state of matter changes from a liquid to a gas. (But the one word answer that the assignment is looking for is vaporization.)
What happens to starch at the molecular level when it is acted upon by amylase?
the amylase degrades the starch
Does heat flow because of expansion or collision between particles in matter?
many many collisions at the atomic/molecular level
How mixture different from a solution?
A solution is a type of mixture at the molecular/atomic level. Mixtures that are not solutions usually contain particles visible at either the microscopic or macroscopic level.
What happens to the motion of molecules of matter when an object gains or loses thermal energy?
When an object gains thermal energy, the motion of its molecules increases, leading to faster movement and higher kinetic energy. This can result in the object heating up. Conversely, when an object loses thermal energy, the motion of its molecules decreases, leading to slower movement and lower kinetic energy, resulting in the object cooling down.
What does heat result from?
Heat is random motion or vibrations that take place on an atomic or molecular level. The faster particles are moving, the hotter they are.
Frying an egg physical or chemical?
It is a chemical change because it is irreversible and the change happens on a molecular level.
What do solutions and suspensions have in common?
Solutions and suspensions are both mixtures where one substance is dispersed in another. The main difference is that solutions are homogeneous mixtures where the particles are evenly distributed and do not settle out, while suspensions are heterogeneous mixtures where the particles are not evenly distributed and can settle over time.
