Chemical Energy Quiz

The study of chemical reactions

The study of equilibrium states

The study of microscopic systems

The study of energy transformations (correct)

The type of energy being transformed

Initial and final states of a system (correct)

Microscopic properties of a system

The rate of energy transformations in a system

Systems in a non-equilibrium state

Microscopic systems containing a few molecules

Systems with changing macroscopic properties

Systems in equilibrium or moving from one equilibrium state to another (correct)

<p>Thermodynamics is the study of energy transformations and it deals with the changes in macroscopic systems involving a large number of molecules.</p> Signup and view all the answers

<p>Chemical energy can be released as heat during chemical reactions when a fuel burns in air or it can be used to do mechanical work when a fuel burns in an engine or provide electrical energy through a galvanic cell.</p> Signup and view all the answers

<p>The laws of thermodynamics apply only when a system is in equilibrium or moves from one equilibrium state to another equilibrium state.</p> Signup and view all the answers