Campbell6e lecture ch2

Chapter Two Water: The Solvent for Biochemical Reactions Paul D. Adams University of Arkansas

What makes water polar ,[object Object],[object Object],[object Object]

Electronegativity ,[object Object],[object Object],[object Object]

Polar Bonds & Molecules ,[object Object]

Solvent Properties of H 2 O ,[object Object],[object Object],[object Object],[object Object],[object Object]

Hydration Shells Surrounding Ions in Water

• Ion-dipole and dipole-dipole interactions help ionic and polar compounds dissolve in water Ion-dipole and Dipole-dipole Interactions

Solvent Properties of H 2 O ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Amphipathic molecules ,[object Object],[object Object],[object Object]

Micelle formation by amphipathic molecules ,[object Object],[object Object],[object Object],[object Object]

Examples of Hydrophobic and Hydrophilic Substances

Hydrogen Bonds ,[object Object],[object Object],[object Object],[object Object]

Interesting and Unique Properties of Water ,[object Object],[object Object]

Hydrogen Bonding ,[object Object]

Other Biologically Important Hydrogen bonds ,[object Object]

Acids, Bases and pH ,[object Object],[object Object]

[object Object],[object Object],[object Object],Acid Strength

Ionization of H 2 O and pH ,[object Object],[object Object],[object Object],[object Object]

Henderson-Hasselbalch ,[object Object],[object Object]

Henderson-Hasselbalch (Cont’d) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Titration Curves ,[object Object],[object Object],[object Object],[object Object],[object Object]

Buffers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Buffer Capacity ,[object Object],[object Object]

Naturally Occurring Buffers ,[object Object],[object Object],[object Object],[object Object],[object Object]

Selecting a Buffer ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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