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GE 258 CH 2

QuestionAnswer
gaes, liquids, and solids Matter
contents of matter, always the same Mass
ability to do work, (has no mass) Energy
stored energy potential
energy in movement kinetic
electrons equal protron
atomic structure: number of protrons, defines the elements atomic number
atomic structure: sum of protons (+) and neutrons mass numbers
mixture: all the same and evenly distributed solutions
mixture: tiny particles suspended in liquid colloids
mixture: different atoms that do not combine suspensions
valence shell electrons are completely transferred ionic bonding
valence shell electrons are shared covalent bonding
electrons are shared equally non-polar
electrons spend more time around one nucleus polar
taste sour acids
donate protons/wants to get rid of (H+) acids
taste bitter bases
feel slippery (soap) bases
proton acceptor bases
fluids that can release and absorb large amounts of hydrogen ions buffers
Created by: evang