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14 Cards in this Set
- Front
- Back
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homogenous mixture
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one that has unifrom composition throughout and a single phase also called a solution
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heterogeneuos mixture
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one that does not have a uniform composition thourghout and is in more than one phase
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gas
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a form of matter that flows to conform to the shape and volume fo tis container easily compressed
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vapor
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gas state of a substance that is a liquid at room temperature
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sig figs rules (5)
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-all non zero numbers
-zeros between nonzeros -zeros to the right of the decimal place -zeros that are placeholders not significant .002 430 <-neither 0's are sig figs -counting #s defined as constants have an infinite # of sig figs |
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percise
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results close
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accurate
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close to true answer
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alpha particle radiation
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2 protons and 2 nuetron +2 charge 4He
2 |
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beta
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1- charge 0B
-1 like an electron |
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down
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group family
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across
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period series
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radius
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down increases across decreases
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I.E.
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down decreases across increases
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E.A.
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down decreases across increases
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