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What happens to the identity of a substance when it makes a physical change?
Wiki User
∙ 12y ago
there is to types of change to a substance chemical and physical
in a physical change the result is a mixture
also most times you can change your end result into what you started with
e.g.freeze-melt
evaporate-condesate
Wiki User
∙ 12y ago
Wiki User
∙ 8y agoThe identity of the substance reamain unchanged.
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What happens to the density of a given substance if you increase the amount of substance that you have?
No change: Density is a property of the substance (physical property), which is not changed by the amount of substance.
What happens to energy during a change of state Why is it physical change?
Its released or adsorbed. Its "physical" because no new substance(s) is produced.
Does not change a substances identity physical or chemical change?
It is a physical change.
What happens to matter and the particles of an object during physical change?
The particles are affecting the form of a chemical substance and not turning into a new substance.
How is a chemical change different from a physical change?
a physical change can be reversed a chemical one can'tA chemical change is when a new substance, with new and different properties, is produced. The identity of the original substance is changed. In contrast, a physical change is when one or more of a substance's physical properties have simply been altered; no new substance is produced.
What is the term for a process that does not change the identity of a substance?
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.
Change 3 explain what happens to the identity of a substance in a physical change 4- explain what causes a substance to change from one state to another 5- explan what happens to particle size?
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A physical property of a substance can only be observed if the substance changes into a different substance?
No, a physical property DOES NOT change the identity of a substance. That would be a chemical property which DOES change the identity.
What is the diffeference between a physical and a chemical change?
A physical change is when a substance changes, but still keeps its identity. When a chemical change occurs, the substance changes its identity.
When the substance undergoes a chemical change its identity deos not change?
It does change its physical look but it does not change chemically.
In a physical change a substance changes its but not its identity.?
Appearance
Physical properties are altered but the substance remains the same kind of matter?
Melting ice to get water, or boiling water to get steam, doesn't change the identity of H2O.
When a substance changes into a different substance a blank change has occurred?
If form changes but identity doesn't change then it is a physical change.
A change that affects the physical properties but not the identity of a substance is?
chemical change
Physical Change?
Changes of the matter that do not change the composition of the substance.
What happens when a physicial change occurs?
the appearance of a substance changes but its identity does not.
What happens when a clear substnace undergoes a chemical change?
It is no longer that same substance. A chemical changes the identity of the substance. Individual atoms cannot be broken down into smaller parts by normal physical or chemical change.
