Properties of Water

What is the property of molecules which have a positive charge at one end and a negative charge with the other?

• Cohesion

• Polarity

• Specific Heat

• Surface Tension

What is the property of molecules which “stick” together?

• Cohesion

• Polarity

• Specific Heat

• Surface Tension

What is the property of a liquid which causes the surface to be strong? This is caused by cohesive molecules.

• Cohesion

• Polarity

• Specific Heat

• Surface Tension

What is the amount of energy needed to increase the temperature of a substance by 1ºC or 1ºK

• Cohesion

• Polarity

• Specific Heat

• Surface Tension

Define "solvent".

• a liquid that dissolves substances

• a homogeneous mixture in which a solvent and solute are evenly mixed

• a substance that gets dissolved into a liquid

• how easily a substance dissolves into another

Define "solute".

• a liquid that dissolves substances

• a homogeneous mixture in which a solvent and solute are evenly mixed

• a substance that gets dissolved into a liquid

• how easily a substance dissolves into another

Define "solution".

• a liquid that dissolves substances

• a homogeneous mixture in which a solvent and solute are evenly mixed

• a substance that gets dissolved into a liquid

• how easily a substance dissolves into another

Define "solubility".

• a liquid that dissolves substances

• a homogeneous mixture in which a solvent and solute are evenly mixed

• a substance that gets dissolved into a liquid

• how easily a substance dissolves into another

What is the effect of water being a polar molecule?

• It dissolves other polar molecules

• It has strong cohesion

• It has a high specific heat

• All of these answers

If you float a paperclip on water or you see a waterbug sitting on the surface of the water, what is the BEST and most specific term that describes the phenomenon?

• Polarity

• Cohesion

• Surface Tension

• Specific Heat