CCRA Science Grade 11 Practice Questions - Oklahoma College- And Career-Readiness Assessment Science Content, Grade 11 Exam

Access More Questions

A student mixes aqueous sodium hydroxide (NaOH) and hydrochloric acid (HCl) in a calorimeter. The temperature of the solution increases from 21.5°C to 28.2°C. How should this chemical reaction be classified?

Exothermic reaction because thermal energy is released to the solution Endothermic reaction because thermal energy is absorbed by the reactants Decomposition reaction because thermal energy breaks bonds down Precipitation reaction because temperature change creates a solid phase

Correct Answer:

Exothermic reaction because thermal energy is released to the solution

Access more questions from this quiz

Continue to CCRA Science Grade 11 Practice Questions - Oklahoma College- and Career-Readiness Assessment Science Content, Grade 11 Exam for more practice questions and the full quiz experience.

Access More Questions