chem notes - Chemistry Notes 9/11/06 Chemistry- science of...

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Chemistry Notes 9/11/06 Chemistry - science of molecules and their transformations  elements and physical molecules that can be built  physical science, composition of structure of matter and changes/dynamics it undergoes experimental  ex: candle burning: chemistry involves the structure of the candle and the bonds that break  and form; mechanism: series of reactions, details Units of Measure  (SI Units) Length- meter (m) kilo- 10 k Mass- kilogram (kg) deci- 10 -1   Time- seconds (s) milli- 10 -3  m Electricity- current (A for Amp) micro- 10 -6 (µ) Temperature- Kelvin (k) Quantity/Amount- mole (luminous intensity) Volume- m 3 , liter 1m =1 cm 3 Energy- Joule= kgm 2 /s 2 1 Calorie= 4.184 J Bond Length- =10 -10 m--- diameter of atom= 10 -10 m or 1A Matter Solid Liquid Gas -rigid shape -variable shape -no fixed shape -fixed volume -fixed volume -expands to fit volume (changes with temp.) -volume is very sensitive to temp and 
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chem notes - Chemistry Notes 9/11/06 Chemistry- science of...

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