Measurement
Classifying Matter
Physical Properties
Chemical Properties
Miscellaneous
100
significant figures
What is the actual smallest unit you can directly measure and one more estimated digit called?
100
pure substances and mixtures
What is the most basic way matter is classifed?
100
viscosity
What is the physical property of the resistance to flowing called?
100
Change in color or production of bubbles
What are two signs of chemical change?
100
Turns starch blackish-purple
What is iodine ?
200
units of volume
What do mL, cm^3 and cc measure?
200
more than one different kind of atom chemically combined
What is a compound?
200
ability to allow heat to flow
What is conductivity?
200
any solid that forms and separates from a mixture
What is a precipitate?
200
2.7 g / mL
What is the density of aluminum?
300
mass per unit volume
What is density?
300
Items on the Periodic Table
What are elements?
300
when a liquid changes to a gas
What is boiling point?
300
Ability to burn in the presence of oxygen
What is flammability?
300
Type of solution that scatters light but particles don't settle out
What is a colloid?
400
7.0 X 10^3 L
What is 7 000 L in scientific notation?
400
heterogeneous
What is matter that has visble different parts called?
400
Two ways to separate mixtures
What is are filtration and distillation?
400
Property that describes how easily substances combine chemically
What is reactivity?
400
melting point
What is the temperature at which a substance chand]ges fro ma solid to liquid?
500
.000 7 mg
How much is 7 x 10^-4 mg not in scientific notation?
500
matter in which light passses through without being scattered
What is a solution?
500
Some properties change, but the substances in the material remain the same
What is a physical change?
500
When matter is changing into different substances
WHen is the only time chemical properties can be observed?
500
A mixture in which the particles eventually settle out
What is a suspension?
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PhySci Ch 2 Classifying Matter
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