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10th Grade Honors Chemistry Final Exam Already Graded A+ What is the term for the enthalpy change when one mole of a substance is burned completely in oxygen? Heat of Combustion What is the name of the process where heat is absorbed to break bonds in reactants and released when new bon...

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10th Grade Honors Chemistry Final
Exam Already Graded A+
What is the term for the enthalpy change when one mole of a substance is burned completely in

oxygen?


✔✔ Heat of Combustion




What is the name of the process where heat is absorbed to break bonds in reactants and released

when new bonds are formed in products?


✔✔ Bond Energy




What is the term for the amount of heat needed to convert a solid into a liquid at its melting

point?


✔✔ Heat of Fusion




What is the name of the diagram that represents the changes in enthalpy during a chemical

reaction, showing reactants and products?


✔✔ Enthalpy Diagram




1

,What is the term for the energy required to vaporize one mole of a liquid at its boiling point?


✔✔ Heat of Vaporization




What is the name of the principle stating that the total enthalpy change of a reaction is the same

whether the reaction occurs in one step or multiple steps?


✔✔ Hess’s Law




What is the term for the heat change associated with a reaction involving aqueous solutions,

measured under constant pressure?


✔✔ Calorimetry




What is the name of the quantity that measures the heat capacity of a reaction mixture and helps

determine enthalpy changes experimentally?


✔✔ Calorimeter




What is the term for the enthalpy change that occurs when one mole of an ionic compound is

formed from its gaseous ions?


✔✔ Lattice Energy




2

,What is the term for the difference in energy between the reactants and products in a chemical

reaction?


✔✔ Reaction Energy




What is the term for the energy transferred between objects due to a temperature difference?


✔✔ Heat




What is the name of the measure of the average kinetic energy of the particles in a substance?


✔✔ Temperature




What is the term for a process that absorbs heat from its surroundings?


✔✔ Endothermic




What is the term for a process that releases heat to its surroundings?


✔✔ Exothermic




What is the name of the law stating that energy cannot be created or destroyed, only

transformed?


3

, ✔✔ Law of Conservation of Energy




What is the term for the heat required to raise the temperature of one gram of a substance by one

degree Celsius?


✔✔ Specific Heat Capacity




What is the name of the heat change associated with a chemical reaction that occurs at constant

pressure?


✔✔ Enthalpy Change




What is the term for the heat absorbed or released during a phase change, such as melting or

boiling?


✔✔ Heat of Phase Transition




What is the name of the equation used to calculate heat transfer based on mass, specific heat, and

temperature change?


✔✔ q = mcΔT




4

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