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CHEM 1311 Test 1 Detailed Questions And Expert Answers
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CHEM 1311 Test 1 Detailed Questions And Expert Answers
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CHEM 1311 Test 1 Detailed Questions And ExpertAnswers
Solid - ANS rigid; fixed volume and shape
Liquid - ANS incompressable fluid; fixed volume but can change shape
Gas - ANS Compressable fluid; no fixed volume or shape
Physical Change - ANS A change in the form of matter but not in its chemical
identity
Physical Change - ANS These are examples of what?
Melting
Dissolving
Chemical Change - ANS A change when one or more types of matter transform into
one or several new kinds of matter
Chemical Change - ANS These are examples of what?
Rusting
Burning
, Physical Property - ANS An observable characteristic without changing the identity
of the material
Physical Property - ANS These are examples of what?
Physical state
Burning point
Color
Chemical Property - ANS A characteristic of a material that involves a chemical
change
Chemical Property - ANS This is an example of what?
The ability to react with oxygen or flourine
Physical Properties - ANS These are what of Potassium?
soft
silvery colored
64 degree melting point
Chemical Properties - ANS These are what of Potassium?
Reacts with water
Reacts with oxygen
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