| General Formulas | |
| Density |  |
| Moles |  |
| Equivalents |  |
| Converting from °F to °C |  |
| Converting from °C to °F |  |
| Converting from °C to K |  |
| Percent Yield |  |
| Electrical Force between 2 charges |  |
| Kinetic Energy |  |
| Solution Formulas | |
| Molarity |  |
| Molality |  |
| Normality |  |
 | |
| Mole Fraction |  |
| Dilution |  |
| Solubility Product Const (Ksp) |  |
| Definition of pKsp |  |
| Gases and Gas Laws | |
| Boyle's Law of Gases |  |
| Charles' Law of Gases |  |
| Gay-Lussac's Law of Gases |  |
| Combined Gas Law |  |
| Ideal Gas Law |  |
| Density or Molar Mass of Gas |  |
| Dalton's Law of Partial Pressures |  |
| Root Mean Square Speed of a Gas |  |
| Van Der Waal's Equation |  |
| Graham's Law of Effusion' |  |
| Henry's Law |  |
| Thermochemical Formulas | |
| Specific Heat |  |
| Enthalpy Change of Reaction |  |
| First Law of Thermodynamics |  |
| Work Done in Gas Expand/Compress |  |
| Definition of Enthalpy |  |
| Enthalpy Change (Const P) |  |  |
| Clasius-Clapeyron Equation |  |
| Calculation of Hvap, vp, or bp of a liquid |  |
| Raoult’s Law |  |
| Boiling Point Elevation |  |
| Freezing Point Depression |  |
| Osmotic Pressure of a Solution |  |
| Gibbs Free Energy Change |  |
| Standard Entropy Change |  |
| Standard Free-Energy Change of a Reaction: |  |
| Free-Energy Change and Reaction Quotient |  |
| Standard Free-Energy Change and the Equilibrium Constant |  |
| Equilibrium Formulas | |
| Rate Law Expression |  |
| Concentration and Time for a 1st-order Reaction |  |
| Graphical Determination of K for a 1st-Order Reaction |  |
| Half-life for a 1st-order Reaction |  |
| Concentration and Time for a 2nd-order Reaction |  |
| Arrhenius Equation |  |
| Graphical Determination of Activation Energy |  |
| Rate Constants at Two Different Temperatures |  |
| General Expression of Equilibrium Constant: |  |
| Acids and Bases | |
| Ion-product Constant of Water: |  |
| Acid Equilibrium Const (Ka) |  |
| Base Equilibrium Const (Kb) |  |
| Definition of pKa |  |
| Definition of pKb |  |
| Percent Dissociation |  |
| Definition of pH of a Solution: |  |
| Definition of pOH of a Solution |  |
| Ionization Const of a Conj Acid-Base |  |
| Henderson-Hasselbach Equation |  |
| Alt Relationship Between pH and pOH |  |
| Atomic Chemistry | |
| Wavelength Frequency Relationship |  |
| Energy of Photon |  |
| Energy of an e- in the nth state in a Hydrogen atom |  |
| Energy emitted as the e- transitions from the nilevel to the nf level |  |
| Mass Defect and Energy Released |  |
| Bragg Equation |  |
| Electrochemistry | |
| Standard EMF of an Electrochemical Cell |  |
| Standard Free Energy Change |  |
| Std EMF of the Cell to the Equilibrium Constant |  |
| The Nernst Equation |  |