Chapter_2 - Chapter 2 Water Physical Properties O-H bond...

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1 Chapter 2 Water Physical Properties O-H bond 0.958  Ǻ 104.5° oxygen atoms  sp 3  hybrid tetrahedron polar molecule hydrogen bond intermolecular interaction A distance : ··· van der Waals distance (distance of closest approach between 2 nonbonded atoms) Bond Strength covalent > ionic interaction > H-bonds > dipole-dipole > London dispersion                  noncovalent      van der Waals forces hydrophilic  substance whose polarity allows it to readily interact with H 2 O hydrophobic  nonpolar nature reduces its ability to be solvated by H 2 O why do salts dissolve in H 2 O? p27 polar solvents (like H 2 in nonpolar solvents, ions of opposite charge attract each other so strongly that the coalesce to form a solid     hydrophobic effect tendency of H 2 O to minimize its contacts with hydrophobic molecules
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This note was uploaded on 04/17/2008 for the course CHEM 400 taught by Professor Walkenhorst during the Fall '08 term at Loyola New Orleans.

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Chapter_2 - Chapter 2 Water Physical Properties O-H bond...

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