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A solid substance liquefied at 25 degree Celsius it changes back to solid at 20 degree Celsius do you agree the statement?
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Temperature which 1 substance changes from a liquid to a solid 0 drgrees celsius?
At 0o Celsius, water becomes a solid (ice).
When liquid nitrogen boils at - 196 celsius is that chemical or physical changes?
Boiling is a physical change because there is no change in the chemical composition of the substance.
What is it called when a substance changes into a different substance?
Chemical change.
What happens when substances goes through a phase change?
Melting: the substance changes back from the solid to the liquid. Condensation: the substance changes from a gas to a liquid. Vaporization: the substance changes from a liquid to a gas. Sublimation: the substance changes directly from a solid to a gas without going through the liquid phase.
What is the difference between melting and boiling?
"Melting" is the point at which a solid becomes a liquid. Ice will become water at anything above 32 degrees Fahrenheit, or 0 degrees Celsius, for instance. "Boiling" is the point at which a liquid becomes a gas. Water will turn to steam (as it boils) above 212 degrees Fahrenheit or 100 degrees Celsius. boiling is when you give fire and melting is when you turn something into liquid.
Liquid changes into ice at what temperature?
Different depending on the specific substance, but water is 32 degrees Celsius.
When a liquid changes to a gas you say it?
That the gas has liquefied.
Temperature which 1 substance changes from a liquid to a solid 0 drgrees celsius?
At 0o Celsius, water becomes a solid (ice).
The temperature of a sample of a substance changes from 10 degree celsius to 20 degree celsius by how many kelvins does the temperature change?
changes 10 degrees C and 283 degrees K if im not mistaken which im bound to be not sure of the esential #
When liquid nitrogen boils at - 196 celsius is that chemical or physical changes?
Boiling is a physical change because there is no change in the chemical composition of the substance.
What is the degrees of the melting point?
Every substance has a different melting point, which means that each substance changes from solid to liquid at a different temperature called the melting point of that substance. The nmelting point of water is 0 degrees celsius.
What is wrong with this statement, "As a substance freezes, it absorbs energy equal to its enthalpy of fusion"?
There is nothing inherently wrong with the statement "As a substance freezes, it absorbs energy equal to its enthalpy of fusion." In fact, this statement is a well-established scientific principle known as the Enthalpy of Fusion. When a substance changes from a liquid phase to a solid phase (freezing), it undergoes a phase change that requires a specific amount of energy to overcome the intermolecular forces holding the substance together. This energy absorbed is known as the Enthalpy of Fusion, and it is dependent on the substance and specific conditions. Therefore, this statement accurately describes the process of freezing and provides important information about how substances behave during phase changes.
What changes when substance changes?
When a substance changes, any or all of its properties can also change.
What is Celsius triple point?
The triple point of a substance is the temperature and pressure at which the three phases (gas,liquid, and solid) of that substance coexist in thermodynamic equilibrium. The triple point of water is 0.01 degrees Celsius and 0.00603659 atm. At that point, all of the substance can be changed into a liquid, solid, or gas by making small changes in temperature and pressure.https://en.wikipedia.org/wiki/Triple_point
When a substance changes from a liquid to a gas energy is . When a substance changes from a gas to a liquid energy is .?
When a substance changes from a liquid to a gas energy is absorbed. When a substance changes from a gas to a liquid energy is released.
Physical changes in a substance results in?
Physical changes in a substance result in
When a substance changes into a different substance a changes has occurred?
Chemical Change.
