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This 1 page One Day of Notes was uploaded by Mason Chan on Monday September 8, 2014. The One Day of Notes belongs to a course at a university taught by a professor in Fall. Since its upload, it has received 89 views.
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Can you just teach this course please? lol :)
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Date Created: 09/08/14
Mason Chan 82813 Chemistry 101 lecture 1 Notes 1 Matter a Mass that occupies space i Gas ii Liquid iii Solid 2 Classification i Gas 1 Has non fixed shape or volume ii Liquid 1 Has no fixed shape but has a fixed volume iii Solid 1 Has a fixed shape and volume b By composition i Uniform through or not ii Heterogeneous 1 EX MampM s have chocolate and a hard outer coating iii Homogeneous 1 Can be pure or a mixture 2 PURE EX an element such as gold Au s 3 MIXTURE EX salt NaCl s c PURE substances i Pure substances that compose of 2 or more elements unite chemically ii Law of definite proportions Element Composition of a compound is always the same such as H20 iii Physical properties 1 Intensive properties Pure elements all have the same properties such as its melting point density color hardness etc 2 Extensive properties depends on its amount such as mass volume length thickness iv Chemical Properties 1 Can be observed by changing composition of a substance such as rust d Measurements i Everything is common sense but ii 1 inch equals 254cm iii Temperature is in degree Celsius and converted to Kelvin by adding 27315 iv Amount of substance in moles mol V Electric current in Ampere A or amp vi Luminous intensity in candela cd e Check metric system table in lecture 1 slide fl Memorize equations on slide 13 lecture 1
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