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Chem 2k14

QuestionAnswer
A substance whose molecules are arranged in orderly, geometric repeating patterns called crystals crystalline solids
A solid whose particles are arranged in a random manner Amorphous solids
An element that can exhibit more than one structural form in the same state Allotropic element (graphite, diamond, buckminster fulllerene)
The ability of a substance to flow fluidity
the ability of a fluid to resist flowing viscosity
force of cohesion at the surface of a liquid surface tension
the intermolecular force of attraction between particles of the same substance. cohesion
the intermolecular force of attraction between particles of different substances adhesion
the distortion of the level of a liquid due to adhesion to the solid containing it. capillarity
concave or convex upper surface of a liquid in a container. meniscus
standard temperature and pressure STP
explains the physical states of matter based on the combined movements and interactions of the particles within a substance kinetic molecular theory
A collision in which no energy is lost elastic collision
The mixing of the particles of one substance with those of another when the two are brought into contact. Diffusion
The flow of a gas from a region of higher pressure to one of lower pressure effusion
A gas that behaves according to the postulates of the kinetic molecular theory Ideal gas
a gas that does not follow the tenants real gas
the equilibrium pressure of vapor above its liquid (or solid) The vapor pressure
Occurs when vapor pressure equals the ambient atmospheric pressure the boiling point
The heat required to raise the temperature of 1 gram of a substance by 1 kelvin specific heat
the heat required to change 1 mole of a solid at its melting point to a liquid molar enthalpy of fusion
the heat required to change 1 mole of a liquid at its boiling point (and constant pressure) into a gas molar enthalpy of vaporization
Created by: bgpalmers