Honors chemistry final - Study guides, Class notes & Summaries

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 th...

Honors Chemistry Final Exam Questions and Answers 100% Pass What is the term for the energy required to change a substance from a liquid to a solid at its freezing point? Heat of Fusion What is the name of the process in which a gas turns directly into a solid? Deposition What is the term for the property of a solution that describes the maximum amount of solute that can dissolve at a given temperature? Solubility What is the name of the type of bond formed when electrons ...

Honors Chemistry Final Exam with Complete Solutions What is the term for the smallest unit of an element that retains its chemical properties? Atom What is the name of the positively charged particle found in the nucleus of an atom? Proton What is the term for a chemical bond formed by the sharing of electron pairs between atoms? Covalent Bond What is the name of the type of reaction where two or more substances combine to form a new compound? Synthesis Reaction What i...

Honors Chemistry Final Exam Review with Certified Solutions What is the term for the energy required to break a bond in one mole of a gaseous molecule? Bond Dissociation Energy What is the name of the rule that describes the filling of orbitals in an atom, stating that electrons occupy degenerate orbitals singly before pairing? Hund’s Rule What is the term for the temperature at which the vapor pressure of a liquid equals the external pressure? Boiling Point What is the ...

Honors Chemistry Final Questions And Answers With Verified Solutions law of conservation of mass ANS the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes law of definite proportions ANS the law that states a chemical compound always contains the same elements in exactly the same proportions by weight or mass law of multiple proportions ANS the law that states that when two elements combine to form two or more compounds, the mass of one ...

10th Grade Honors Chemistry Final Exam Flashcards With Complete Solutions

Mole - Answer-SI unit for measuring the amount of substance; Molar Mass - Answer-the mass of a mole of an element Representative particles - Answer-refers to the species present in a substance: usually atoms, molecules, or formula units Avogadro's number - Answer-the number of representative particles in a mole Avogadro's hypothesis - Answer-states that equal volumes of gases at the same temperature and pressure contain equal numbers of particles Molar volume - Answer-the quantity, 22.4...

10th Grade Honors Chemistry Final Exam Flashcards Thermochemistry ️The study of heat effects in chemical reactions. Exothermic Reaction ️A reaction that releases energy in the form of heat. Examples: Combustion, freezing water. Heat generated is added to the product side (right side) because heat is released. Endothermic Reaction ️A reaction that absorbs energy in the form of heat. Examples: Melting ice, evaporating liquid water, boiling water. Heat generated is added to the ...

Honors Chemistry Final Exam Questions and answers | Latest 2024/25 RATED A+

Honors Chemistry Final Exam Quizlet Guaranteed A+ Atom ️The basic unit of a chemical element. Molecule ️Two or more atoms held together by covalent bonds Physical change ️A change of matter from one phase to another without a change in chemical properties (melting, freezing, boiling, condensing, dissolving) Phase change ️A change from one state (solid or liquid or gas) to another without a change in chemical composition Chemical change ️A change that produces matter with ...