IntroductiontoChemistry - a Law of definite proportions b...

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Introduction to Chemistry I. Chemistry - study of matter and changes it undergoes II. Atoms - the building blocks of matter III. Compound - two or more different kinds of elements IV. Common elements and symbols a. C Carbon b. F Fluorine c. H Hydrogen d. I Iodine e. N Nitrogen f. O Oxygen g. P Phosphorus h. S Sulfur i. Al Aluminum j. Br Bromine k. Ca Calcium l. Cl Chlorine m. He Helium n. Li Lithium o. Mg Magnesium p. Si Silicon q. Cu Copper r. Fe Iron s. Pb Lead t. Hg Mercury u. K Potassium v. Ag Silver w. Au Gold x. Na Sodium y. Sn Tin V. Mixtures vs. pure substances a. Mixtures are made up of components b. Properties of mixtures i. not the same throughout VI. Law of constant composition (p. 10)
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Unformatted text preview: a. Law of definite proportions b. Pure substance c. Break down into elements d. Calculate percentage of each element e. Each element has a constant and definite percentage i. Chemical compound VII. Types of changes a. Physical i. Matter does not change, just state b. Chemical i. Result in new substances VIII. Types of Properties a. Physical i. Can observe without changing substance b. Chemical i. Can only be observed when changing/changed into another substance ii. Extensive 1. Depends on the amount of substance iii. Intensive 1. Independent of the amount of substance present...
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This note was uploaded on 02/25/2012 for the course ECO 101 taught by Professor Staff during the Fall '10 term at Texas State.

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IntroductiontoChemistry - a Law of definite proportions b...

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