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65 Cards in this Set
- Front
- Back
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a __________ is relatively incompressible and has a fixed shape and volume.
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solid
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solid is the form of matter characterized by __________.
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rigidity
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liquid is the form of matter that is a ___________ ___________ _________.
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relatively incompressible fluid
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liquid has a fixed ______ but no fixed ____________.
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volume, shape
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gas is the form of matter that is an _________ ___________ __________.
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easily compressed fluid
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_________ is the form of matter that is a superheated _________ gas consisting of _________ particles.
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Plasma, ionized, charged
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when a physical change occurs, a new substance is/is not formed.
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is not
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when a chemical change occurs, a new substance is/is not formed.
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is (always)
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To be homogeneous a mixture must be: (3 things)
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(i) Completely uniform on the microscopic scale
(ii) Well mixed i.e. no amount of optical magnification reveals the components*. (iii) Constant properties throughout the sample |
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Al
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Aluminum
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Sb
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Antimony
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Ar
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argon
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As
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arsenic
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Ba
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Bariu,
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Be
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Beryllium
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Bi
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Bisumth
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B
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Boron
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Br
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Bromine
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Cd
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Cadmium
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Ca
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Calcium
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C
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Carbon
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Cl
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Chlorine
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Cr
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Chromium
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Co
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Cobalt
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Cu
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Copper
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F
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Fluorine
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Au
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Gold
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He
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Helium
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H
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Hydrogen
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I
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Iodine
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Fe
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Iron
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Pb
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Lead
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Li
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Lithium
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Mg
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Magnesium
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Hg
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Mercury
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Ne
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Neon
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Ni
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Nickel
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N
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Nitrogen
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O
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Oxygen
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P
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Phosphorus
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Pt
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Platinum
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K
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Potassium
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Ra
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Radium
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Se
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Selenium
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Si
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Silicon
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Ag
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Silver
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Na
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Sodium
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S
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Sulfur
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Sn
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Tin
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U
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Uranium
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Zn
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Zinc
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_________ are the building blocks of matter.
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Elements
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_________ is an object that has mass and volume.
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Matter
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_________ is the amount of matter in an object.
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Mass
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_________ are the building blocks of elements.
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Atoms
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The expression of the number of atoms of each elements in a compound is called _____________.
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Chemical Formulae
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Define: Accuracy
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The closeness of a measurement to its true value.
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Define: Precision
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The closeness of a set of values obtained from identical measurements of a quantity.
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How many um are in 1 m?
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1 E 6
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How many pm are in 1 m?
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1 E 12
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How many nm are in 1 m?
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1 E 9
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1 Liter is equal to how many cubic cm?
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1000
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How many mL are in a Liter?
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1 E 3
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Density is the ______ per unit _______. What is the SI unit of density?
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mass, volume, kg per cubic meter
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Formula for Kelvins:
Temp K = _____ + _____ |
Temp C + 273.15 K
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