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Answered 2016-09-10 17:56:13
Many physical changes will not alter the identity. However, some physical changes, such as heating or cooling will result in phase changes and so the identity will be different. While ice and water are chemically the same, they are not identical forms of the substance.
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Answered 2016-09-08 11:11:52
A physical change does not change the identity of matter.
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What is A change in the matter that does not change its identity?
A physical change does not change the identity of matter.
What do you mean by change of matter?
There are 2 kinds of changes,they are physical and chemical changes.Physical Change-is a change in the form of matter but in it's identity.Chemical Change-is a change in which one kind of matter is changed in to a different type of matter.
How is rotting fruit a chemical change?
one type of matter changes to produce another kind of matter, the matter then has different identity and properties from the original. It is irreversible.
Change in matter where its identity does not change?
A change of phase doesn't change the chemical composition of a substance.
In a chemical change the identity of matter does not change?
No, the chemical nature of the reactants is changed.
What characteristic of matter that can be observed without changing the identity of matter?
the volume or mass of the matter. it can change states such as solid liquid or gas, which would be deemed to be the same chemical identity, but a different state of matter
A change in Matter where it's identity does not change?
This is called a physical change. If a new compound is formed, its called a chemical change.
What does matter retain during its physical change?
Size or identity one of those! ;)
How can matter change?
Matter can change from physical state to physical state while retaining its identity. Different types of matter will react with other matter and reorganize. Matter can even change from one element to the next if it undergoes the process of nuclear decay.
Explain what happens to matter during a physical change?
when a substance undergoes a physical change,its identity stays the same.
How can you tell if a change in matter is a physical change?
Any change in matter that is does not require the identity of the matter to change is physical. Things like sizzling, popping, effervescence, etc. are physical change. Something to keep in mind though: Anything that burns is undergoing chemical change, no matter what. Any combustion is chemical.
A change in matter that produces a different type of matter?
chemical change or chemical reaction.
What type of matter can change shape and volume?
The matter that can change shape and volume is gas.
Is ionization a physical or chemical property?
It is physical because it is just a state change from gas to plasma which doesn't change the identity of the matter.
What type of change is a state of matter?
physical... the matter itself does not change. That would imply that a chemical change is taking place
Difference between chemical and physical changes?
a physical change is the form of matter but not in its chemical identity or is when the state or shape of matter is changed.physical change is reversable or temporary while a chemical is permenent or cannot be reversed.a chemical change is a change in which one or more kinds of matter are transformed into a new kind of matter.
Why are chemical changes difficult to reverse?
because they change the identity of the matter
What type of change is water evaporates into steam?
This is a change in the state of matter.
Matter can undergo physical and what other type of change?
Matter can undergo go both physical and chemical change.
Are bacteria able to change to a different type of bacteria?
No! because bacteria is its type of bacteria and no matter what it will not change!
How does matter change without changing it's identity?
Matter can undergo physical changes without changing its identity. Physical changes include melting or freezing; evaporating or condensing; changing shape; chopping or grinding into smaller pieces.
Why is food digestion chemical change?
Its a chemical change. A physical change is a change which does not change the type of matter. The reactions in your stomach break down the matter into other substances.
When the substance undergoes a chemical change its identity deos not change?
fakse ... its identity does change.
In a mixture the substances lose their identities?
Nope! :) A change in identity occurs during a chemical reaction, but dissolving a solute to a solvent to obtain a mixture is only a physical change, means that identity still the same, but the state of matter changes. ;)
What is the term for a process that does not change the identity of a substance?
A physical change does not change the identity of a substance, while a chemical change does.
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