Student Learning Map

  • Topic:08- Gases
  • Subject(s):Science
  • Days:15
  • Grade(s):10
Key Learning: Gas laws express a mathematical relationship between volume, temperature and pressure.
Unit Essential Question(s):
 
 
How does the kinetic molecular theory relate to the properties of gases?
   
Concept: Kinetic Molecular Theory

State the primary assumptions of the Kinetic Molecular Theory as they relate to expansion, pressure, temperature, low density, and diffusion of gases.

Suggested Extended Thinking Strategies: Inductive Reasoning or Constructing Support

Concept: Gaw Laws

Apply Boyle's, Charles', Gay-Lussac's and the combined gas laws.

Solve problems using the ideal gas laws.

Make pressure corrections when a gas is collected over water.

Concept: Gas Stoichiometry Relate molar volume to stoichiometric relationships.
Lesson Essential Question(s):

How are volume, pressure and temperature calculated using the combined gas law?

(A)

What are the relationships between changes in volume, temperature and pressure according to Boyle, Charles\' and Gay-Lussac\'s Laws?

(A)

What is the relationship between Avogadro\'s Law and the Ideal Gas Law Equation?

(A)

How does Dalton\'s Law of partial pressure impact the volume of a gas?

(A)

How can you use the kinetic theory to explain the behavior of ideal gases?

(ET)

Additional Info:

The asterisk(*) next to the vocabulary terms above indicates essential FCAT vocabulary. Holt Modern Chemistry textbook, ancillary materials and resource attachment(s)

Resources:

Vocabulary Report

  • molar volume -

    the volume of one mole of an ideal gas; equal to 22.42 liters at STP

  • absolute zero -

    the temperature at which all molecular motion stops (zero Kelvin)

  • barometer -

    an instrument that measures atmospheric pressure

  • kinetic molecular theory -

    a theory that explains that the behavior of physical systems depends on the combined actions of the molecules constituing the system

  • partial pressure -

    the pressure of each gas in a mixture

  • *pressure -

    the amount of force exerted per unit area of a surface

  • *Kelvin -

    an absolute temperature scale where the zero point is defined as absolute zero

  • *volume -

    a measure of the size of a body or region in three-dimensional space

  • *kinetic energy -

    the energy possessed by a body because of its motion