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Questions and Answers
What is the difference between endothermic and exothermic reactions?
What is the difference between endothermic and exothermic reactions?
- Endothermic reactions absorb heat (correct)
- Exothermic reactions release heat
- Exothermic reactions absorb heat
- Endothermic reactions release heat
What is the importance of the periodic table?
What is the importance of the periodic table?
- It shows the properties of elements (correct)
- It describes oxidation and reduction reactions
- It explains the difference between covalent and ionic bonds
- It lists all known elements
What is the Brønsted-Lowry theory?
What is the Brønsted-Lowry theory?
- It describes the difference between polar and non-polar molecules
- It describes the relationship between Gibbs free energy and spontaneity
- It defines acids and bases as proton donors and acceptors (correct)
- It explains the difference between exothermic and endothermic reactions
What is the Nernst equation used for?
What is the Nernst equation used for?
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What is a homogeneous mixture?
What is a homogeneous mixture?
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Study Notes
- Various chemistry concepts were discussed, including atomic number, electronegativity, and Avogadro's number.
- The differences between atoms and ions, endothermic and exothermic reactions, and homogeneous and heterogeneous mixtures were explained.
- The importance of the periodic table and the differences between covalent and ionic bonds were discussed.
- Other topics included oxidation and reduction, stoichiometry, and Gibbs free energy.
- The differences between spontaneous and non-spontaneous reactions, reversible and irreversible reactions, and catalytic and non-catalytic reactions were explained.
- The Arrhenius equation, Le Chatelier's principle, and the Nernst equation were discussed.
- The differences between polar and non-polar molecules and solvents were explained.
- The Brønsted-Lowry theory was defined.
- Many other chemistry concepts and terms were introduced.
- The text covers both general chemistry and chemistry 2 topics.
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