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What change of state happens when something vaporizes?
what change of state happens when something melts
When a substance is undergoing change of state the temperature of the substance does not change until the is complete?
During a change of state, such as melting or boiling, the temperature of the substance remains constant because the heat energy is being used to break intermolecular forces rather than increase the kinetic energy of the particles. Once the change of state is complete, the temperature will start to rise again as thermal energy is being used to increase kinetic energy.
Is energy flow involved in a change in state?
Yes, energy flow is involved in a change in state. When a substance changes state, such as from solid to liquid, energy is either absorbed or released. This energy is needed to break the bonds between molecules in the solid state or to form new bonds in the liquid state.
When substances are given energy they may change state This is a physical change If they do not receive enough energy to change state they will still experience a physical change What is this call?
This is called a non-phase change physical change. It refers to a change in physical characteristics or properties of a substance without the substance transitioning from one state to another (e.g., melting, freezing).
What must you do to a substance to get it to change its state of matter?
To change the state of matter of a substance, you need to either add or remove energy. Adding energy (e.g., heat) can change a substance from a solid to a liquid, or a liquid to a gas. Removing energy (e.g., cooling) can cause a gas to condense into a liquid, or a liquid to freeze into a solid.
What happens when a substance change states?
When a substance changes state, Energy within the substance is gained or lost, but the composition is unchanged.
What happens to energy during a change of state why is it a physical change?
Its released or adsorbed. Its "physical" because no new substance(s) is produced.
What happens to energy during a change of state Why is it physical change?
During a change of state, energy is either absorbed or released as heat. This is because the particles in a substance need energy to break their bonds and move into a new arrangement. A change of state is a physical change because it does not involve a change in the chemical composition of the substance, only its physical properties.
When a substance changes state what happens to its thermal energy?
Changes the temperature of the substance
What happens to the temperatures of a substance while it is changing state?
It can lose or gain energy or it forms the attractions between particles.
What change of state happens when something vaporizes?
what change of state happens when something melts
What happens to a substance's temperature as it god through the change of state?
During a change of state, the temperature of a substance remains constant. This is because the energy being added or removed is used to break or form intermolecular bonds rather than increase or decrease the substance's kinetic energy.
A change of state in which energy is removed from a substance is called an?
A change of state where energy is removed from a substance is called an exothermic reaction. This chemical reaction releases energy in the form of light or heat.
What happens to particles in a substance as thermal energy decreases?
As thermal energy decreases, the particles in a substance slow down and have less kinetic energy. This may cause them to move closer together, leading to a decrease in the substance's volume or a change in state, such as from a gas to a liquid or a solid.
What is the energy needed for a substance to change from a liquid state to a gaseous state?
thermol
How is the thermal energy of a substance related to it physical state?
The thermal energy of a substance determines its state, since thermal energy, aka internal energy, is the energy the molecules in the substance have. If the energy exceeds the force holding the substance together the substance undergoes a phase change.The physical state of a substance is related to its temperature, the measure of thermal energy. The substance can change states depending on the temperature, e.g. boiling.
How is the thermal energy of a substance related to its state?
The thermal energy of a substance determines its state, since thermal energy, aka internal energy, is the energy the molecules in the substance have. If the energy exceeds the force holding the substance together the substance undergoes a phase change.The physical state of a substance is related to its temperature, the measure of thermal energy. The substance can change states depending on the temperature, e.g. boiling.
