SOLUTIONS

A. Types of Solutions

B. Concentration Terms

Properties & Key Points:

  • \( M \): Molarity.
  • \( n \): Moles of solute.
  • \( V \): Volume of solution in liters.
  • \( m \): Molality.

C. Henry’s Law

Properties & Key Points:

  • Henry's Law: The solubility of a gas in a liquid is directly proportional to the partial pressure of the gas.
  • \( C \): Concentration of the gas.
  • \( k_H \): Henry’s law constant.
  • \( p \): Partial pressure of the gas.

D. Raoult’s Law

Properties & Key Points:

  • \( p_A \): Partial vapor pressure of component A.
  • \( p_A^0 \): Vapor pressure of pure component A.
  • \( X_A \): Mole fraction of component A.

E. Colligative Properties

Properties & Key Points:

  • \( \Delta T_b \): Elevation in boiling point.
  • \( K_b \): Molal boiling point elevation constant.
  • \( m \): Molality of the solution.
  • \( \Delta T_f \): Depression in freezing point.
  • \( K_f \): Molal freezing point depression constant.
  • \( \pi \): Osmotic pressure.
  • \( M \): Molarity of the solution.
  • \( R \): Gas constant.
  • \( T \): Temperature in Kelvin.

F. Van’t Hoff Factor (\( i \))

  • Accounts for ionization or dissociation of solutes in solution.