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5 Written questions

5 Matching questions

  1. Surface Tension
  2. Aqueous Solution
  3. Acid
  4. Heat
  5. Polar Molecule
  1. a A molecule whose opposite ends posses opposite charges
  2. b A substance that increases the hydrogen ion concentration of a solution (H+ Donor)
  3. c A solution in which water is the solvent
  4. d A measure of the total amount of kinetic energy- due to molecular motion- in a body of matter.
  5. e A measure of the capacity of a liquid's surface to resist stretching or breaking.

5 Multiple choice questions

  1. The solid form of water; floats on liquid water due to the expansion and crystallization of its component molecules.
  2. The number of moles of solute per liter of solution
  3. The amount of heat required to raise the temperature of 1g of water by 1ÂșC
  4. The phenomena caused by hydrogen bonding wherein molecules of the same type are held together
  5. A substance that minimizes changes in the concentrations of H+ and OH- in a solution.

5 True/False questions

  1. Heat of VaporizationThe transformation from a liquid to a gas


  2. HydrophilicWater-loving


  3. AdhesionThe clinging of a substance to another; caused by hydrogen bonding


  4. Acid PrecipitationRain/snow/fog with a pH lower than pH 5.6


  5. Hydrogen IonAn individual proton (H+)


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