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Stack #94743

QuestionAnswer
building blocks of matter elements
examples of properties of matter hardness, shape,texture,temp.,flammability, and color
examples of compounds carbon dioxide(CO2) and hydrogen peroxide(H2O2)
example of mixtures soil
example of physical change chopping wood,bending copper wire into shapes, and changes in state
example of chemical change rusting iron, burning of gas in a car engine, and vineger and bakeing soda
about mass if you took and object to the moon it's mass would remain the same
about volume V=B*H*W: cm3 is a common unit of volume
about density D=M/V: g/cm3 is a common unit of density
waters density 1.0 g/cm3
Dalton's Ideas atoms cannot be broken down into smaller pieces, atoms of different elements are different, atoms of each element have a unique mass, and the masses of the elements in a compound are always in a constant ratio
atoms and molecules two atoms bonded together make one molecule
gold's density usually found in nature as an element and can be seprated from other materials because of its density
removing compounds chemical reaction is needed to remove an element from its compound
suspensions and solutions unlike suspensions solutions are the same throughout
example of solvent and solute solution of table salt and water: solvent is water and the solute is salt
Created by: superdeduper
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