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What if you place a solid in a liquid it will either sink or?
freezes
How is the triangle h fusion used to calculate the energy released when a mass of liquid freezes?
The triangle h fusion, often represented as ΔH_fus, refers to the enthalpy change associated with the phase transition from liquid to solid at a substance's melting/freezing point. When calculating the energy released when a mass of liquid freezes, you multiply the mass of the liquid by the specific enthalpy of fusion (ΔH_fus). This product gives the total energy released during the freezing process, as the liquid loses energy to transition into a solid state.
How is the delta Hfusion used to calculate the energy released when a mass of liquid freezes?
The enthalpy of fusion (ΔH_fusion) represents the amount of energy required to convert a unit mass of a substance from solid to liquid at its melting point. When a liquid freezes, it releases the same amount of energy per unit mass, but as a negative value, since energy is being released rather than absorbed. To calculate the energy released during freezing, you can multiply the mass of the liquid by the negative value of ΔH_fusion: ( Q = -m \cdot ΔH_{fusion} ). This calculation provides the total energy released as the liquid transitions to a solid state.
What happens when heat ia removed from a liquid and it cools?
When heat is removed from a liquid and it cools, the molecules in the liquid lose energy and slow down. Eventually, the liquid will reach its freezing point and transform into a solid through the process of crystallization.
Why does temperature stop changing while a liquid freezes?
During freezing, the energy from the liquid is used to break the intermolecular bonds and convert the liquid into a solid state. This process requires energy, which is taken from the surrounding environment causing the temperature to stabilize until all the liquid has solidified. The temperature remains constant until the phase change from liquid to solid is complete.
What happens when a liquid transforms into solid form it freezes or it melts?
When a liquid transforms into a solid, it freezes by losing energy and allowing the particles to arrange in a more ordered structure. Conversely, when a solid transforms into a liquid, it melts by gaining energy, causing the particles to break free from their fixed positions and move more freely.
How a liquid changes to a solid to a liquid to a gas to a liquid?
Liquid freezes into a solid, melts in to a liquid, then evaporate into gas and then freezes back to a liquid.
When a liquid freezes does it give off heat?
yes as long as there is movement in the atoms there is heat. When a liquid freezes heat is removed to the freeze point, but there is still heat in the liquid
Does a substance gain energy when it freezes?
When a substance freezes, it releases energy as it changes from a higher-energy state (liquid) to a lower-energy state (solid). The energy is released as heat into the surroundings.
When wax freezes does it release energy?
Yes, when wax freezes, energy is released in the form of heat. This is because when a substance changes from a liquid to a solid state, its molecules slow down and release energy in the form of heat as they rearrange into a more ordered structure.
Does liquid lose chemical energy when frozen?
No, when a liquid freezes, it undergoes a phase change from liquid to solid but does not lose chemical energy. The energy required for freezing is used to reorganize the molecules in the liquid into a solid structure, but the chemical energy of the molecules remains the same.
What happens to water when it changes from a liquid to a solid?
A LIQUID FREEZES TO SOLID
When does A liquid changes to a solid state at its?
A liquid will change to a solid when it freezes.
Name a solid that was a liquid?
Ice (solid) starts out as water (liquid) and when water freezes it becomes a solid.
When a substance freezes what causes the liquid phase to change into the solid phase?
When a substance freezes, the molecules slow down and come together, forming a regular pattern that locks them into a solid structure. This process releases energy in the form of heat, causing the temperature to decrease.
When a substance freezes does its thermal energy decrease?
Yes, when a substance freezes, its thermal energy decreases since the molecules lose kinetic energy and slow down as they transition from a liquid to a solid state.
What liquid that turns to solid?
Water turns to solid when it freezes.
