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Chemistry 1010. ……Are You Still Holding On For the Ride. Four words that mess with your head. Atom – single building block from the periodic table Element – more than one building block from the periodic table Compound – two or more atoms joined together (ionic)
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Chemistry 1010 ……Are You Still Holding On For the Ride
Four words that mess with your head Atom – single building block from the periodic table Element – more than one building block from the periodic table Compound – two or more atoms joined together (ionic) Molecule – two or more atoms joined together (covalent)
Chemistry The Study of Matter and the Changes it undergoes
The Study of Matter • Matter - Occupies Space and has mass
The Study of Matter • Matter - Occupies Space and has mass • Mass - Measure of the quantity of Matter
The Study of Matter • Matter - Occupies Space and has mass • Mass - Measure of the quantity of Matter • Weight - Measure of the force of attraction
MATTER Pure substance - Has fixed composition and distinct properties
MATTER Pure substance - Has fixed composition and distinct properties • Element - Substance that cannot be broken into a simpler substance without loosing its properties
MATTER • Pure substance - Has fixed composition and distinct properties • Element - Substance that cannot be broken into a simpler substance without loosing its properties • Compound - Composed of two or more elements
MATTER Mixture - Composed of two or more substances which retain their individual identities • Homogeneous mixture - Mixture that is uniform throughout • Heterogeneous mixture - Mixture that is not uniform throughout
Ohhh My What is the Matter…….. ……It’s all a matter of chemistry Image from: www.flickr.com
Systeme International base units(SI Units) • Length Meter m • Mass gram g • Volume Liter L • Time Second s • Temperature Kelvin K • Heat Joule J
Heat - measure of the quantity or how much energy • Temperature - measure of the intensity or how energetic each particle is
Temperature Conversion K = °C + 273 °C = 5/9 (°F – 32) °F = 9/5 * °C + 32