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A pot of water is heated over a flame until bubbles form. This is an example of a
physical change
The chemical reaction creates a new substance (salt) with new properties
Chemical Change
a glow stick glowing
100
Bending
Physical Change
Matter is not created or destroyed in a chemical or physical change
Which of the following is a chemical change
physical change
The chemical reaction creates a new substance (salt) with new properties
Chemical Change
a glow stick glowing
100
Bending
Physical Change
Matter is not created or destroyed in a chemical or physical change
Sodium is an explosive metal and Chlorine is a toxic gas. Why are they safe to eat when they combine to make salt?
physical change
The chemical reaction creates a new substance (salt) with new properties
Chemical Change
a glow stick glowing
100
Bending
Physical Change
Matter is not created or destroyed in a chemical or physical change
Which is NOT evidence of a chemical change
physical change
The chemical reaction creates a new substance (salt) with new properties
Chemical Change
a glow stick glowing
100
Bending
Physical Change
Matter is not created or destroyed in a chemical or physical change
Approximately how many elements are known to scientist today
physical change
The chemical reaction creates a new substance (salt) with new properties
Chemical Change
a glow stick glowing
100
Bending
Physical Change
Matter is not created or destroyed in a chemical or physical change
The Law of Conservation of Mass says
physical change
The chemical reaction creates a new substance (salt) with new properties
Chemical Change
a glow stick glowing
100
Bending
Physical Change
Matter is not created or destroyed in a chemical or physical change
A change in size or shape but no new substance created
physical change
The chemical reaction creates a new substance (salt) with new properties
Chemical Change
a glow stick glowing
100
Bending
Physical Change
Matter is not created or destroyed in a chemical or physical change
A change is a substance that results in the formation of a brand new substance with new properties
physical change
The chemical reaction creates a new substance (salt) with new properties
Chemical Change
a glow stick glowing
100
Bending
Physical Change
Matter is not created or destroyed in a chemical or physical change
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