Study Guides
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31.
Molecules and Molecular Formula Help
Molecules Though many forms of matter like wood, rock, or soap appear solid upon first inspection, most matter is composed of a combination of atoms in a specific geometrical arrangement. The force that binds two or more atoms together is ...
Source: McGraw-Hill Professional -
32.
Atoms, Elements, and Compounds Practice Test
Review the following concepts if needed: Molecules and Molecular Formula Help
Source: McGraw-Hill Professional -
33.
Conversion of Mass to Moles Help
Avogadro’s Number In 1811, Italian physicist, Amedeo Avogadro, presented a theory in the Journal de Physique that the mass of one mole of a sample contains the same basic number of particles as in 12 grams of
Source: McGraw-Hill Professional -
34.
Concentration and Molarity Practice Test
Review the following concepts if needed: Concentration and Molarity Help
Source: McGraw-Hill Professional -
35.
Reduction and Oxidation Help
Reduction Reduction is the chemical name for a decrease in oxidation number. When hydrogen is heated in combination with metal oxides like copper and zinc, the metal element is separated out and water is formed. ...
Source: McGraw-Hill Professional -
36.
The Hydrogen Atom Practice Test
Review the following concepts if needed: Reduction and Oxidation Help
Source: McGraw-Hill Professional -
37.
Ionic and Covalent Compound Help
Ionic Compounds Ionic compounds are held together by strong ionic bonds. For example, when a metal reacts with a non-metal, an ionic compound forms. Ionic compounds are commonly hard crystalline solids with high ...
Source: McGraw-Hill Professional -
38.
Atomic Number and Ions Practice Test
Review the following concepts if needed: Ionic and Covalent Compound Help
Source: McGraw-Hill Professional -
39.
Organic Chemistry and Functional Groups Practice Test
Review the following concepts if needed: Organic Chemistry Help
Source: McGraw-Hill Professional -
40.
Bonding Polarity and Functional Groups Help
Bond Polarity In covalent bonds, when electrons are shared by the same elements, the electron distribution is symmetrical. If the atoms of two or more different elements share a pair of electrons, the electron density at one or another of the ...
Source: McGraw-Hill Professional
