10/20/17 1 Proper,es of Water The Water Molecule • Polar Covalent • Hydrogen bonds
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Proper,es of Water
The Water Molecule
• Polar Covalent • Hydrogen bonds
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Cohesion and Adhesion
• Cohesion – water “s,cking” to water • Adhesion – water “s,cking” to other objects
Surface Tension
• Cause?
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3
Universal Solvent • Solvent-‐ • Solute-‐ • Ionic and polar substances dissolve in water, nonpolar substances do not
Density
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pH of Water
Substance Predicted: acid or base? Actual pH
Water
Lemon Juice
Bleach
Drain Cleaner
Dish Soap
The Water Cycle