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Chemistry

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Beulah Wilkinson

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2y ago
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Cards in this guide (15)
What is thermal energy

The total kinetic energy of the particles in a system

What is thermodynamics

the study of the movement of energy and heat.

or

Thermodynamics is the branch of physics concerned with the conversion of different energy forms.

•DeltaG (rxn) = DeltaG (pdts) - DeltaDG (rcts) •DeltaG°(rxn) = -R T ln K •

Which metal has the highest specific heat capacity

Lithium is the metal that has the highest specific heat capacity.

Which equation is an expression of the rate law

Rate = k[A]m[B]n

What does the enthalpy of reaction measure

The amount of energy that is used or released as heat in a reaction.

What is specific heat a measure of

The amount of energy it takes to change the temperature of a substance by a certain amount.

How much energy it takes to heat a substance ~APEX

What is the energy required to go from liquid to gas called

The latent heat of vaporization

Which is true of the enthalpy of a reaction

Its value does not depend on which reactions are added.

Which of the following describes the entropy change of a gas reaction

If there is an increase in the number of gas molecules, then S > 0.

How is stoichiometry used to calculate energy released when a mass of liquid freezes

Grams liquid × mol/g × Hfusion

How does the specific heat of water affect climate

it makes the coastal weather milder.

What is the name of the field of study with laws that describe how energy is transferred to different locations and forms

Thermodynamics

Which of the following would have the best thermal conductor properties

A cup made of metal. (Apex)

Which indicates an exothermic reaction

A+B —> C+D+ HEAT (Apex)

What is heat included in the equation of an endothermic reaction

The heat in an endothermic reaction is included as a reactant on the left side of the equation, and has a positive value.

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