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Chapter 1-2 Matter and Its Properties
Is Air Matter?
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What is matter?
• Explaining what matter is involves finding properties that all matter has in common which can be difficult because matter has different forms
• All matter has _________________• All matter has _________________
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What is matter continued
• Matter =
• Mass =
use a balance to find
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Basic Building Blocks of Matter• _____________ and ____________ are
fundamental building blocks and they make up elements and compounds
• Atom:
• Element:
• Compound:
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Properties and Changes in Matter
• Characteristic Properties: used to identify matter by distinguishing between substances.
• Some properties characterize a whole group.• Extensive Properties:
• Intensive Properties:
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Baggie Lab and Physical Properties
• Physical Properties: a characteristic that can be observed or measured without _________
______________________________________
Examples from baggie lab:
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Baggie Lab and Physical Changes
• Physical Chage: a change in a substance that _____________________________________
Examples from baggie lab:
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Change in State
• Change in state:
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Change in state
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Solid
• Definite volume and definite shape
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Liquid
• Definite volume, indefinite shape. Assumes shape of the container
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Gas• Neither definite volume nor definite shape.
Takes shape of entire container
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Plasma• High temperature physical state of matter in which
atoms lose their electrons. Found in fluorescent bulb.
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Chemical Properties
• Chemical property:
• Example: _____________________by combining with oxygen, _______________________by combining with sulfur
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Chemical change• Chemical change or chemical reaction =
• ________________: the substances that react in a chemical change
• ________________: the substances that are formed by the chemical change
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Chemical changes
• Chemical changes like (combustion and decomposition)___________________________________________________________________________________________________
• BUT
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Classification of Matter
• Example: Think about the Nuts and Bolts activity, which bag contained the mixtures? Give an example, and explain why!
• ___________________: a blend of two ore more kinds of matter, each which retains its own identity and properties
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Mixtures
• Pizza, salad, trail mix, kool aid, shaving cream,
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Types of Mixtures
• Homogeneous:
Examples: solutions: a homogeneous mixture of a liquid like Kool aid
• Heterogeneous:
Examples: clay and water
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Ways to separate a mixture:pg. 16
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Pure Substances
• Pure substance:
• Either elements or compounds1.Every sample of a given pure substance has
_____________________________________(physical and chemical)
2.Every sample of a given pure substance has _____________________________________
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Draw flow chart from pg. 15