CMY 117 theme one Certification Review Exam Questions And Correct Detailed Answers.
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Course
CMY
Institution
CMY
What are physical changes - correct answer changes in the physical structure of mat
Matter - correct answer anything that takes up space and has mass
What are the two main divisions of matter? - correct answer ...
Matter - correct answer anything that takes up space and has mass
What are the two main divisions of matter? - correct answer Pure substances (2)
and mixtures (2)
What are chemical properties? - correct answer Property that becomes evident
during a chemical reaction
What are physical changes - correct answer changes in the physical structure of
matter, the same chemicals exist after the change
What are extensive properties? - correct answer properties that depend on the
amount of matter that is present and can't be used to identify a substance
What are intensive properties? - correct answer properties that do not depend on
the amount of matter present and can be used for identification
What is a physical change? - correct answer A change in a substance that does not
involve a change in the identity of the substance
What is a chemical change? - correct answer a change that produces matter with a
different composition than the original matter
qualitative observation - correct answer An observation that describes using your 5
senses. It also uses NO numbers.
quantitative observation - correct answer An observation that deals with a number
or amount
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