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12 Cards in this Set

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  • Back
What formula determines the density?
mass (g) /
volume (mL or cm^3)
What formula determines specific gravity?
density of a substance /
density of water
What is the difference in how convalent and ionic bonds are formed?
Ionic bonds form by moving from atom to atom, in covalent bonds two atoms share electrons.
How is the percentage composition of sodium in salt determined?
( weight of Na /
weight of NaCL )
x 100
Name three Binary Ionic Compund group ions?
Main group cations and anions, common transition metal ions, comon polyatomic ions
1 mole equals how many liters of an ideal gas at STP?
22.4 liters of ideal gas at STP
How do you find the moles of an element (by itself or in a compound)that you have grams to?
wt of element (g) /
atm. wt of an element (or compound)(g)
How do you find the amount of a chemical in a compound?
sample weight x
(weight of element / weight of compound)x perentage of compound
What are three types of reactions that must be balanced?
Combustion, Acid-base, Redox
What is the equation for molarity?
Moles / Liters
Molarity is the fundamental unit of what?
Concentration
What process must be gone through to determine molarity of a compound in solution?
Part 1: weight of compound /
molecular weight of compound
Part 2: If liters Number of ml/1000ml
Part 3: Part 1/Part 2