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Chemistry

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Bridgette Sipes

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2y ago
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Cards in this guide (10)
What is thermal energy

The total kinetic energy of the particles in a system

Which phase has the highest entropy

Gas

What would cause entropy to increase in a reaction

The products becoming more spread out.

What best describes the enthalpy of formation of a substance

The energy needed to form the substance from its elements

What would cause entropy to decrease in a reaction

The products becoming more ordered than the reactants

What does a positive H tell about a reaction

The reaction is endothermic.

What information does Gibbs free energy give about a reaction

It tells if the reaction will process spontaneously or not

What is the value for G at 300 K if H 27 kJmol and S 0.09 kJmolK

G = 0 kJ/mol

What statement best describes the potential energy diagram of an endothermic reaction

The potential energy of the products is greater than the potential energy of the reactants.

What statement describes the potential energy diagram of an exothermic reaction

The potential energy of the reactants is greater than the potential energy of the products.

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