Lesson: Exothermic and Endothermic Reactions Glencoe Science • Chemistry • Concepts and Applications • Glencoe • Chemistry • Matter & Change • Basic Chemistry • Sixth Edition • Glencoe Science • Chemistry • Chemical Interactions • Chemistry • The Molecular Nature of Matter and Change • Eighth Edition • Introductory Chemistry Essentials • Sixth Edition • Modern Chemistry • Glencoe Science • Chemistry • Matter and Change

Chemistry

In this lesson, we will learn how to describe exothermic and endothermic reactions and examine the energy transfers involved.

Sample Question Videos

Q1:

A chemical reaction has a reaction enthalpy of +430 kJ/mol. Is it endothermic or exothermic?

Q2:

Which of the following is the best definition of an exothermic reaction?

Q3:

A chemical reaction has a reaction enthalpy of kJ/mol. Is it endothermic or exothermic?

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