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Stegall-Chem#12(216)

Chemical Quantities

QuestionAnswer
Mole? SI unit used to measure the amount of a pure substance.
Molar Mass? Atomic Mass in grams.
1 Mole = ...______________...grams? ...Atomic Mass in...
1 Mole = ...____________...particles? ...6.02 x 10 to 23rd power...
1 Mole = ...____________...Liters of gas at STP? ...22.4...
Avogadro's Number? 6.02 x 10 to the 23rd power of particles in a gas at STP.
STP? Standard Temperature & Pressure.
Standard Temperature? 0 degrees Celcius.
Standard Pressure? 1 Atmosphere.
Dimensional Analysis? Way to calculate between and among different units of measurement.
Diatomic Element? An element that occurs in nature as 2 atoms of an element structurally combined into 1 molecule.
Oxygen? Diatomic molecule
Carbon? Monatomic particle
Representative particle of an Ionic Compound? Formula Unit.
Representative particle of a Molecular Compound? Molecule
Ion? An atom with an electrical charge.
Polyatomic Ion? 2 or more elements structurally combined into a particle with an overall electrical charge.
Halogens that are diatomic? Fluorine, Chlorine & Bromine.
Naturally occurring gases that are diatomic? Hydrogen, Nitrogen & Oxygen.
Created by: kastega
 

 



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