Given the descriptions or chemical formulas, students will use relative masses of elements in substance to calculate and determine the ratio of atoms of each element in a compound so as to determine percent composition or empirical formula.

This resource provides alternative or additional tier-one learning options for students learning about heat transfer, Chemistry TEKS (11)(B).

This resource supports Chemistry TEKS (11)(A).

This resource, developed to support Chemistry TEKS (11)(D), provides alternative or additional tier-one learning options to help students understand the concept of specific heat capacity.

This resources allows students to explore the postulates of the Kinetic Molecular Theory in order to better understand why gas particles behave the way that they do.  

This resource provides flexible alternate or additional learning opportunities for students to recognize the development and components of the cell theory, TEKS (7)(12)(F).

Given descriptions, diagrams, and chemical symbols of any element, students will show the arrangement of electrons in the outer-most energy levels by using Lewis valence electron dot structures.

Given descriptions, scenarios, or diagrams, students will use the formula for the ideal gas law to calculate pressure, temperature, volume, or moles of a gas.

Given laboratory investigation scenarios, students will determine the equipment that best fits the procedure.

Given descriptions, scenarios, or diagrams, students will use Avogadro’s constant to calculate the weight in grams of a single atom or molecule of a substance.

Given descriptions, scenarios, or diagrams, students will use the Dalton’s Law of partial pressure to calculate the pressure of an individual gas or that of a mixture of gases.

Given diagrams, illustrations, or descriptions, students will identify the types of energy.

Given illustrations, scenarios, descriptions, and/or diagrams, students will demonstrate understanding of heat transfer.

Given descriptions, diagrams, scenarios, or chemical symbols, students will calculate the energy changes and identify exothermic and endothermic reactions.

Given scenarios, illustrations, or descriptions, students will identify the process of calorimetry and calculate the heat of a chemical process.

Given scenarios, descriptions, or illustrations, the student will determine the properties of water that affect chemical and biological systems.

Given graphs, scenarios, illustrations, or descriptions, the student will determine how different processes affect solubility in aqueous solutions.

Given graphs, scenarios, illustrations, or descriptions, the student will determine how different processes affect solubility in aqueous solutions.

Given descriptors, diagrams. or scenarios, students will write and name the chemical formulas of common polyatomic ions and ionic compounds containing main group or transition metals and bases.

Given descriptions or chemical formula of a substance, students will convert between mass, moles, and particles for a sample of material.