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4 Written questions

4 Multiple choice questions

  1. The volume of a gas is directly proportional to temperature if
    pressure is held constant.
  2. The amount of energy generated from a chemical reaction is the same whether the reaction happens in one step or several steps.
  3. The solubility of a gas in a liquid is directly proportional to the partial pressure of the gas
  4. When a substance is dissolved in a solvent, the solution formed will have a lower freezing point, higher boiling point, and less vapor pressure than the pure solvent.

4 True/False questions

  1. HubbleGalaxies recede from each other with a velocity proportional to their distance.

          

  2. DaltonWhen a substance is dissolved in a solvent, the solution formed will have a lower freezing point, higher boiling point, and less vapor pressure than the pure solvent.

          

  3. GrahamThe rate of effusion of a gas is inversely proportional to the square root of its molar mass

          

  4. CoulombThe force between two electric charges is inversely proportional
    to the square of the distance between them and directly proportional to the product of their charges