Type
Crossword
Description

the science that deals with heat, work and other forms of energy in the context of chemical or physical processes chemical thermodynamics
the total of all kinds of energy present in a substance internal energy
internal energy of systems changes through heat flow or work first law of thermodynamics
type of work when a system pushes back the surrounding against a restraining pressure expansion work
internal energy is an example of... state function
the sum of a systems internal energy, property used to describe thermodynamics of chemical and physical processes enthalpy
a set of conditons used as a reference point for determination of properties under certain conditions standard state
enthalpy change of 1 mole burning under standard conditions standard enthalpy of combustion
compounds containing only hydrogen and carbon hydrocarbons
1 mole of pure substance is formed from free elements standard enthalpy of formation
if a process can be written as the sum of several stepwise processes, the enthalpy change of the total process equals the sum of the enthalpy changes of the various steps hess's law
the system absorbs energy endothermic
the system releases energy exothermic
qp is the heat of a reaction at constant... pressure
heat is released or absorbed under constant pressure enthalpy change

Thermodynamics Crossword

Type
Crossword
Description

the ability to do work or produce heat energy
energy due to position or composition potential energy
energy due to the motion of the object kinetic energy
energy can be converted from one form to another but can be neither created nor destroyed law of conservation of energy
kinetic energy transferred to a surface as heat frictional heating
a measure of the random motions of the components of a substance temperature
a flow of energy due to a temperature difference heat
energy flows out of a system exothermic
energy flows into a system endothermic
the study of heat energy thermodynamics
sum of the kinetic and potential energies of all "particles" in the system internal energy
amount of energy (heat) required to raise the temperature of one gram of water by one degree Celsius calorie
4.184 __________ = 1 calorie joules
to measure how much energy is produced or absorbed by a given reaction enthalpy
1 atm pressure, liquid water always changes to gaseous water at 100 degrees Celsius boiling point
1 atm pressure, water freezes at 0 degrees Celsius freezing point
used to determine the heat associated with a chemical reaction calorimeter
a transfer of heat energy through space by means of electromagnetic waves radiation
heat that is transferred by movement of a fluid convection
heat transferred method between objects in contact as a result of temperature difference conduction
the lowest possible temperature on the Kelvin scale where all molecules would stop absolute zero
a unit of measurement that was once called Centigrade because there are 100 degrees between the freezing and boiling points of water in this scale celsius
the quantity of energy needed to raise the temperature of 1 kg of a substance by 1℃ at constant pressure specific heat

Thermochemistry Crossword

Type
Crossword
Description

changes in energy that happen in chemical reactions and in changes of state thermochemistry
energy transfer due to a difference in temperature heat
the focus of attention system
everything else that is not the focus surroundings
takes in heat from the surroundings endothermic process
gives off heat into the surrroundings exothermic process
the total heat required in order to increase an object's temperature by 1 degree C heat capacity
the total heat required to increase the temperature of 1g of the substane 1 degree C specific heat
measurement for heat flowing in and out of a system for physical and chemical processes calorimetry
measuring device for the increase or decrease of heat in physical or chemical processes calorimeter
a system at constant pressure's heat content enthalpy
in a chemical equation it is the exact enthalpy change heat of reaction
when completely burning a mole of a substance, it is the heat of the reaction taking place heat of combustion
the heat absorption of a solid melting at a constant rate molar heat of fusion
dissolution of a mole that cause enthalpy change molar heat of solution

Thermochemistry vocabulary Crossword

Type
Crossword
Description

the branch of chemistry concerned with the quantities of heat evolved or absorbed during chemical reactions. Thermochemistry
the strength and vitality required for sustained physical or mental activity. Energy
the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors. Potential energy
energy that a body possesses by virtue of being in motion. Kinetic energy
a form of potential energy that can be absorbed or released during a chemical reaction or phase transition. Chemical potential energy
Energy can neither be created nor destroyed; rather, it transforms from one form to another. Law of conservation of energy
the quality of being hot; high temperature. Heat
the degree of internal heat of a person's body. Temperature
formed from its constituent elements with a net release of heat. Exothermic
accompanied by or requiring the absorption of heat. Endothermic
the energy needed to raise the temperature of 1 gram of water through 1 Calorie
the SI unit of work or energy, equal to the work done by a force of one newton when its point of application moves one meter in the direction of action of the force, equivalent to one 3600th of a watt-hour. Joule
the heat required to raise the temperature of the unit mass of a given substance by a given amount (usually one degree). Specific heat
an apparatus for measuring the amount of heat involved in a chemical reaction or other process. Calorimeter
the change in enthalpy associated with a particular chemical process. Enthalpy
is the change in the enthalpy of a chemical reaction that occurs at a constant pressure. It is a thermodynamic unit of measurement useful for calculating the amount of energy per mole either released or produced in a reaction. Enthalpy (heat) of reaction
heat liberated when 1 mole of the substance undergoes complete combustion with oxygen at constant pressure. enthalpy heat of combustion
the amount of heat necessary to boil (or condense) 1.00 mole of a substance at its boiling point Note the two important factors: 1) It's 1.00 mole of a substance. ... The units for the molar heat of vaporization are kilojoules per mole molar heat of vaporization
the amount of heat necessary to melt (or freeze) 1.00 mole of a substance at its melting point Note the two important factors: 1) It's 1.00 mole of a substance. Molar heat of fusion
the science or act of measuring changes in state variables of a body for the purpose of deriving the heat transfer associated with changes of its state due, for example, to chemical reactions, physical changes, or phase transitions under specified constraints. Calorimetry

Thermochemistry Crossword Puzzle

Type
Crossword
Description

The study of heat transfer during chemical reactions and changes in state thermochemistry
The reaction or substance changing System
The molar heat of ___ is the amount of heat released when vapor condenses condensation
Energy in chemical bonds (3 words) ChemicalPE
Everything in the universe Surroundings
The law of ___ states energy cannot be created or destroyed (3 words) conservationofenergy
When the system gains heat the reaction is... Endothermic
When the system loses heat the reaction is... Exothermic
Known as "c" in equations (2 words) Specificheat
Amount of heat needed to increase the temperature of an object by 1 degree Celsius (2 words) Heatcapacity
Measurement of the heat flow into or out of the system Calorimetry
Insulated object used in calorimetry experiments Calorimeter
(H) ΔH measures the change in this Enthalpy
A chemical equation that includes the enthalpy change as either a reactant or product Thermochemical
Known as ΔH (3 words) Heatofreaction
Heat of reaction for burning one mole of a substance (3 words) Heatofcombustion
The molar heat of ___ is theheat absorbed by a solid object as it melts fusion
The molar heat of ___ is the heat lost by one mole when a liquid solidifies solidification
The molar heat of ___ is the amount of heat needed to vaporize a liquid vaporization
The change in H caused by dissolution (4 words) Molarheatofsolution
(q) Always flows from warm to cold Heat

Gas Laws Crossword

Type
Crossword
Description

Ability to do work Energy
Stored energy Ex: a loaded slingshot Potential energy
Energy in motion Kinetic energy
Condition in which kelvin is used Absolute zero
Pressure and volume are inversely proportional if moles and temperature are constant Boyles law
Energy is not created nor destroyed Law of conservation
Form of energy flowing from high to low Heat
Average kinetic energy of particles Temperature
Temperature and volume are directly proportional Charles law
Adsorbing heat Endothermic
Pressure of a fixed mass gas varies directly with the kelvin temperature when volume remains constant Gay Lussac law
Unit of energy Joule
Amount of heat needed to raise temperature of one gram of a substance by one degree celsius Specific heat
PV=nRT Ideal gas constant
characterized by three state variables: P, V, T Ideal gas law
used for measuring gas density and volume STP
quantity associated with a thermodynamic system Enthalpy
volume occupied by one mole of a gas, liquid, or solid Molar volume
a reaction that releases heat Exothermic
a device used to measure heat changes Calorimeter

Thermochemistry Crossword

Type
Crossword
Description

branch of chemistry concerned with the quantities of heat evolved or absorbed during chemical reactions thermochemistry
law: energy cannot be created or destroyed in an isolated system conservationofenergy
the entropy of any isolated system always increases lawofthermodynamics
the ability to do work Energy
a form of energy arising from the random motion of the molecules of bodies, which may be transferred by conduction, convection, or radiation heat
process that involves rearrangement of the molecular or ionic structure of a substance Chemical Reaction
the specific portion of the universe that is being studied System
the rest of the universe that isnt reacting Surroundings
the degree of disorder or randomness in the system Entropy
thermodynamic quantity equivalent to the total heat content of a system Enthalpy
a reaction that absorbs heat energy Endothermic
a reaction that releases heat energy Exothermic
The energy change accompanying any transformation is the same whether the process occurs in one step or many Hess' Law
the heat required to raise the temperature of the unit mass by one degree Specific Heat
The energy change accompanying any transformation is equal and opposite to energy change accompanying the reverse process Lavoisierlaw

Thermochemistry Vocab Crossword

Type
Crossword
Description

The measurements of the quantity of heat exchanged. Calorimetry
Measure of molecular movement. Temperature
Amount of heat needed to boil 1g of a substance at boiling point. molar heat of vaporization
A reaction that releases heat. exothermic
Energy cannot be created or destroyed. law of conservation of energy
A measurement tool for the amount of heat involved in a chemical reaction or other process. calorimeter
Energy due to motion. kinetic energy
The ability to work. energy
A change that occurs in a system when one one mole of matter is transformed by a chemical reaction under standard conditions. enthalpy of reaction
The study of energy transfer in the form of heat. thermochemistry
The transition of energy being absorbed or released during a chemical reaction or phase change chemical potential enrgy
The energy needed to raise the temperature of 1g of water through 1c. calorie
A thermodynamic quantity equivalent to the heat content of a system. enthalpy
The amount of heat necessary to melt 1 mole of a substance at its melting point. molarheatoffusion
Stored energy. potential energy
When 1 mole of a compound is completely burnt in oxygen gas at 298k and 1 bar pressure. enthalpy of combustion
The heat required to raise the temperature of the unit of mass of a given amount. specific heat
The SI unit of work or energy. Joule
When a reaction absorbs energy. endothermic
Energy that can be transferred due to molecular movement. heat

Chapter 6 Crossword

Type
Crossword
Description

Ability to do work. Energy
Energy can never be created or destroyed Law of conservation of energy
Energy associated with motion. Kinetic Energy
Energy also associated with the position of an object relative to a force upon it Potential Energy
SI Unit of energy and energy transfer Joule
Remainder of universe Surroundings
Portion of universe or sample of matter being studied System
Energy absorbed into the reactant substance Endothermic reaction
Sum of all possible forms of energy of all ions atoms and molecules in a system Internal energy
Release of energy that was stored in chemical bonds Exothermic energy
Heat required to cause a unit to rise in the temperature of a unit or mass Specific heat
Internal heat plus the product of the pressureand volume Enthalpy
A measure of the disorder or randomness of a system Entropy
Device measuring heat flow Calorimeter
Heat per unit mass required to melt a substance at its melting point Heat of fusion
Heat per unit mass required to vaporize a substance at is normal boiling point Heat of vaporization
Able to occur without any continuing outside help Spontaneous
Total amount of heat liberated or absorbed between short end of reaction all products are at original temperature Heat of reaction
The principal that the change of energy of a thermodynamic system is equal to heat transferred minus the work done First law of thermodynamics
No cyclic process is possible in which heat is absorbed from a reservoir at a single temperature and converted completely to mechanical work. Second Law of thermodynamics

Heat and Energy Crossword

Type
Crossword
Description

A solid, liquid, or gas. Physical state of matter
Shows what state of matter is present at what temperature. Phase change diagram
process of measuring heat capacity. calorimetry
Energy that is transferred. heat
Measure of heat in an object. temperature
Energy can never be created nor destroyed. Law of energy conservation
Reaction where energy is absorbed. Endothermic
A plot of temperature versus time. Heating curve
The heat required to raise the temperature of a substance by one degree. heat specific
The ability of a system to perform work. energy
Physics concerned with heat and temperature. Thermodynamics
The change in the internal energy of a closed system is equal to the amount of heat supplied to the system. law of thermodynamics first
Describes a gas a large number of submicroscopic particles. molecular theory kinetic
Reaction where energy is released. exothermic

Ch. 15 Vocab Crossword Puzzle

Type
Crossword
Description

The capacity to do Work or produce Heat. Energy
The amount of Heat required to raise the Temperature of one gram of pure water by one degree Celsius. Calorie
A form of Energy that flows from a warmer object to a cooler object. Heat
The amount of Heat needed to raise the Temperature of one gram of a specific substance one degree Celsius. SpecificHeat
In Thermochemistry, the specific part of the Universe containing the reaction or process being studied. System
The energy available to do Work. FreeEnergy
The Heat content of a system at constant Pressure Enthalpy
An insulated device that is used to measure the amount of Heat released or absorbed during a Physical or Chemical process. Calorimeter
A measure of the randomness of the System. Entropy
If two or more Thermochemical Equations can be added to produce a final equation for a reaction, then the sum of the enthalpy changes for the individual reactions is the Enthalpy change for the final reaction. Hess’sLaw
In any Chemical Reaction or physical process, Energy may change from one form to another, but it is neither crated nor destroyed. ConservationofEnergy
The SI unit for Heat and Energy. Joule
The scientific study of Heat. Thermodynamics
The study of Heat changes that accompany Chemical reactions and Phase Changes Thermochemistry
A Physical or Chemical change that occurs without outside intervention, although it may require Energy to be supplied to start the process. SpontaneousProcess
The stepwise procedure for determining Standard Heats of Formation. Summation Equation
Enthalpy (Heat) of ______________ -The Enthalpy change for the complete burning of one mole of a substance. Combustion
Molar Enthalpy (Heat) of ______________- The amount of Heat needed to Vaporize one mole of a Liquid substance. Vaporization
Molar Enthalpy (Heat) of ________-The amount of Heat needed to melt one mole of a Solid substance. Fusion