Chemistry Final Exam 2013
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Quantity of a substance that has a mass in grams numerically equal to its formula mass, equal to 6.02x10^{23} representative particle.
Mole

May be ion, atom, molecule or formula mass.
Representative particle

Study of quantitative and measurement that exists in chemical formulas and chemical equation
Stoichiometry

How to convert mass to moles

convert 7.2 (x)moles to (y)moles
given: 7x > 5y

Boyle's law formula
or

Charle's law formula
or

The product of pressure and volume is directly proportional
Combine Gas Law

Formula of Combine Gas Law
or V

Ideal Gas Law equation
PV=nRT

the rate of diffusion of various gases is inversely proportional to the square root of their respective densities or molecular weight.
where r
_{1 }is always lighter than r
_{2}

State that the sum of the partial pressure of all the components in a gas mixture is equal to the total pressure of the gas mixture
Dalton's law of partial pressure

Dalton's law of partial pressure formula

Homogenous mixture made of solute and solvent
Solution

Substance being dissolved; substances in lesser amount
Solute

Substances that does the dissolving; substances in greater amount
Solvent

Greater amount of solute that solvent
Supersaturated

Factors that affect solution
 1. Particle size
 2. Temperature
 3. Rate of stirring

6 ways of expressing the concentration of solution
 mass percent
 volume percent
 molarity (M)
 molality (m)
 mole fraction (x)
 normality (N)

