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A skillet is lined with a thin layer of cooking oil followed by a layer of un-popped popcorn kernels upon heating the kernels all pop thereby escaping the skillet identify physical or chemical Chan?
Wiki User
∙ 14y ago
It would be a chemical change because you can't reverse your action of popping the kernels , which can define a chemical change.
Wiki User
∙ 14y ago
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How can you identify that a change is chemical?
It has the properties of a chemical change.
Is gas escaping from an open pop a chemical or physical change?
i think its chemical. Because the only thing physical that's related is opening the pop.
What can be used to identify a specific type of matter?
Chemical and physical analysis
What can be used to identify a substance or to predict how will behave?
Physical and chemical properties can be used to identify a substance or predict how it will behave.
What rule do you use to identify substance as elements and compounds?
By physical and chemical properties
Is a specific characteristics used to identify matter?
Matter is identified by the the study of physical and chemical properties.
How to identify substances using their properties?
The answer is Physical and Chemical properties
What are the three basic parts of the typical urine examination?
Physical, Chemical, and Microscopic are what identify the three elements of a complete urinalysis.
Is a change that produces a new element a physical change?
No, it is a chemical change. ---------------------------------- Yes, it is a physical change because this change not involve a chemical reaction but a nuclear reaction followed by a change in the number of protons and neutrons.
Why do we need both physical and chemical properties to identify matter?
The more information we will be even more secure identification.
Why is it important to identify substances by their physical and chemical properties?
These properties are specific for each substance.
Why isolate pathogen?
Isolation of pathogen is done in order to identify its physical and chemical properties, and also to use this in pathogenicity test..
