General Chemistry
General Chemistry introduces basic chemical concepts, including atomic structure, bonding, reactions, stoichiometry, states of matter, and periodic trends. It lays the groundwork for advanced study in all chemistry branches.
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Experimental Determination of Empirical Formulas
Experimental Determination of Empirical Formulas ** The fact that we can determine the empirical formula of a compound if…
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Chemical Equations – Writing and Balancing Chemical Equations
– In this subject, we will discuss Writing and Balancing Chemical Equations. Chemical Reactions and Chemical Equations – A chemical…
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Percent Composition of Compounds
Percent Composition of Compounds **As we have seen, the formula of a compound tells us the numbers of atoms…
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The Molecular Mass and The Mass Spectrometer
Molecular Mass ** If we know the atomic masses of the component atoms, we can calculate the mass of…
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Avogadro’s Number and the Molar Mass of an Element
Avogadro’s Number (NA) ** Atomic mass units provide a relative scale for the masses of the elements. ** But because…
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Atomic Mass and Average Atomic Mass: Definition, Calculation
– In this subject, we will discuss the Atomic Mass and Average Atomic Mass: Definition, Formula, and Calculation Atomic Mass…
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Lewis Structures: Definition, Structural Formula, Examples
– In this subject, we will discuss the Lewis Structures: Definition, Overview, Structural Formula, Examples Definition of Lewis structures –…
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Nomenclature of Acids, Bases and Hydrates
– In this subject, we will discuss the Nomenclature of Acids, Bases and Hydrates Nomenclature of Acids – An acid…
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Nomenclature of Molecular Compounds
How to Name Molecular Compounds – Unlike ionic compounds, Molecular compounds contain discrete molecular units. – They are usually composed…
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Nomenclature of Ionic Compounds
– In this subject, we will discuss the Nomenclature of Ionic Compounds. Naming Compounds – In addition to using formulas…
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Molecular Formulas and Empirical Formulas: Definitions, Examples
– In this subject, we will discuss Molecular Formulas and Empirical Formulas: Definitions, Examples – Chemists use Chemical formulas to express…
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Atoms, Molecules, and Ions: Definition, Types, Examples
– In this subject, we will discuss the Atoms, Molecules, and Ions: Definition, Types, Examples Atoms – Of all the…
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Atomic Number, Mass Number, and Isotopes
– In this subject, we will discuss the Atomic Number, Mass Number, and Isotopes: Definition, Formula, and Calculation Atomic number…
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Equations of State for Ideal gas – Ideal gas law
Equations of State for Ideal gas ** Phenomenological thermodynamics is based on experiment, on measurements that you might make…
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Calculating the pH of Weak Acid and Base Solutions
– In this subject, we will discuss Calculating the pH of Weak Acid and Base Solutions Total and partial ionization…
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pH Scale: Definition, formula, Notes, Solved problems
– In this subject, we will discuss the pH Scale: Definition, formula, Notes, Solved problems pH Scale – The concentration…
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Acid-Base Equilibrium in Water
– In this subject, we will discuss Acid-Base Equilibrium in Water. Acid-Base Equilibrium in Water – When an acid or…
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Acid-Base Theories: Arrhenius, Lewis, and Bronsted-Lowry Theory
– In this subject, we will discuss Acid-Base Theories: Arrhenius, Lewis, and Bronsted-Lowry Theory Acid-base Theories – Several acid–base theories…
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Weighing Equipment and Manipulations
– In this subject, we will discuss The Equipment and Manipulations Associated with weighing. Weighing Equipment and Manipulations – The…
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Discovery of the Atom, Nucleus, electron, Proton, and Neutron
– In this subject, we will discuss the Discovery of the Atom, Nucleus, electron, Proton, and Neutron Definition of atom…
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