Project #38213 - General chemistry College level

30 mupitle choice chemsirty questions The expert will have 2 hours to finish all of the questions I do not yet have the questions I will have by friday 08/22/2014 at 12:00pm at Pacific Time Zone here are the possible topics 

 

 

  • Atomic Structure
  • Isotopes
  • Difference between ionic and covalent compounds
  • Organization of Periodic Table
    • metals, nonmetals, metalloids
    • ion formation trends
  • Naming compounds

 

 

  • Atomic Mass
  • mole, molar mass
  • % composition of compounds
    • formula from mass %'s
  • writing and balancing chemical equations
  • stoichiometric calculations
    • how much reactants/products
    • limiting reactant calculations

 

 

  • molarity calculations
    • concentration in solution
    • making solutions
    • diluting solutions
    • concentrations of ions for a solution of an ionic compound
  • precipitation reactions
    • stoichiometric calculations
      • how much precipitates
      • what is the yield
      • how much is left in solution
  • Acid Base Reactions
    • identify reactants as an acid or a base
    • titration problems
  • Redox Reactions
    • identify what is oxidized or reduced
    • determine # of electrons transferred
    • balance redox reactions (in acidic or basic solution)

 

 

  • Polarity of bonds
    • use general periodic trend of electronegativity to determine polar vs non-polar
  • electron dot structures
    •  draw, compare
  • resonance
    • recognize, explain

 

  • Ideal Gas Law
    • solve for PVn, or T
    • use in stoichiometric calculations
  • Partial Pressures
  • Kinetic Molecular Theory
    • use to explain gas laws
    • use to compare gases and conditions
  • Effusion & Diffusion
    • calculate molar mass & rate
  • Real Gases
    • understand van der Waals adjustments to P and V
    • compare behavior of real gases

 

 

  • Equilibrium Expressions & Constants
    • write expressions from chemical equation
    • meaning of large & small K
    • gases, solutions, solids, liquids
    • K when adding, subtracting and multiplying chemical reactions
  • Equilibrium Calculations
    • Q vs K
    • ICE table
    • quadratic equation solutions
    • simplification with small K - 5% test
  • Le Châtelier's Principle
    • impact of concentration changes
    • impact of pressure (volume) changes
    • impact of temperature changes

 

 

  • Bronsted-Lowry Definitions
  • Dissociation of Acids & Bases in Water
    • water as an acid and base, amphoteric
    • % dissociation
  • Strong & Weak Acids & Bases
    • characteristics of strong & weak acids & bases
    • structure of strong & weak acids & bases
  • Measure of acidity/basicity is pH
    • calculating pH of strong acids & bases
    • calculating pH of weak acids & bases
    • calculating pH of a mixture of weak acids
  • Polyprotic acids
    • steps in dissociation, which step is dominant
    • plot of fraction of each form versus pH
  • Acid-Base properties of salts
    • is a solution of a salt acidic, basic, or neutral

 

 

  • Solubility Equilibria & Ksp
    • solubility vs. Ksp
    • find solubility given Ksp
    • find Ksp given solubility
  • Common Ion Effect
    • Impact on solubility with addition of one ion
    • solubility and pH
  • Using Solubility
    • Selective precipitation
    • qualitative analysis

Subject Science
Due By (Pacific Time) 08/22/2014 02:15 pm
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