This three-page resource targets core concepts and skills for a high school chemistry thermochemistry unit. Students will perform the following tasks. Calculate the mass, heat energy, specific heat capacity, or change in temperature of a substance using a specific heat equationCalculate the entropy, enthalpy, or Gibbs' free energy value using Gibb's free energy equationIdentify the meaning and what the chemical symbols used in the core unit equations representMatch the chemical symbol (i.e., S,