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Freezing point and melting point are examples of
Is less dense than air
Mixture
Compounds
physical properties
Explain how the substance reacts with other substances
He is classifying a substance based on its properties
Reacts with calcium
Atoms
A student finds an interesting substances in a jar in the garage. He uses the internet to see if he can find out what it is, based on his observations of the unknown substance. How is the student using the scientific method?
Is less dense than air
Mixture
Compounds
physical properties
Explain how the substance reacts with other substances
He is classifying a substance based on its properties
Reacts with calcium
Atoms
Which of the following is true of chemical properties? They
Is less dense than air
Mixture
Compounds
physical properties
Explain how the substance reacts with other substances
He is classifying a substance based on its properties
Reacts with calcium
Atoms
Which of the following is an example of a physical property of hydrogen? It
Is less dense than air
Mixture
Compounds
physical properties
Explain how the substance reacts with other substances
He is classifying a substance based on its properties
Reacts with calcium
Atoms
Is the following a mixture or a compound? Sand
Is less dense than air
Mixture
Compounds
physical properties
Explain how the substance reacts with other substances
He is classifying a substance based on its properties
Reacts with calcium
Atoms
Which of the following is an example of a chemical property of water? It
Is less dense than air
Mixture
Compounds
physical properties
Explain how the substance reacts with other substances
He is classifying a substance based on its properties
Reacts with calcium
Atoms
Atoms of 2 or more elements can combine to form what?
Is less dense than air
Mixture
Compounds
physical properties
Explain how the substance reacts with other substances
He is classifying a substance based on its properties
Reacts with calcium
Atoms
All elements are made up of very tiny particles called
Is less dense than air
Mixture
Compounds
physical properties
Explain how the substance reacts with other substances
He is classifying a substance based on its properties
Reacts with calcium
Atoms
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