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I. Physical & Chemical Properties of Matter: A
I. Physical & Chemical Properties of Matter: A. Definition of Physical Property___________ ____________________________________ 1. Examples of Physical Properties:_________ ___________________________________ Properties of matter that describe the way it looks, feels, tastes, etc Density, boiling & melting point, color, odor, texture
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B. Definition of Chemical Property___________
____________________________________ 1. Examples of Chemical Properties:____________________________ ___________________________________ Properties that describe how matter might behave under certain conditions Flammable, corrosive, oxidizer
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II. Physical & Chemical Changes of Matter:
A. Definition of Physical Change: _____________ ______________________________________ 1. Examples of Physical Changes:___________ ____________________________________ Change in matter w/o changing its chemical composition Phase changes, cutting, bending, dissolving, mixing, stretching
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B. Definition of Chemical Change:_____________ ______________________________________ 1. Examples of Chemical Changes:____________ Change in matter that produces a new substance w/ new properties Tarnish, digest, rot, cook, grow, rust
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a) __________________________________
2. Five Clues That a Chemical Change Has Occurred: a) __________________________________ b) __________________________________ c) __________________________________ d) __________________________________ e) __________________________________ ***you DO NOT have to view all five in EVERY chemical reaction, but at least one of the five!!!*** UNEXPECTED color change Precipitant – something “falls out” of solution or it gets cloudy Effervescence (bubbling) New odor Change in energy
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1. _________________________ 2. _________________________
i. Four ways that energy might be “seen” by us: 1. _________________________ 2. _________________________ 3. _________________________ 4. _________________________ light sound electricity temperature
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Watch the demonstrations performed very carefully and in the table below, determine whether a physical change or chemical change occurred. Demonstrations that Demonstrated a PHYSICAL Change Demonstrations that demonstrated a CHEMICAL change
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