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Identify each substance as an acid or a base and write a chemical equation showing how it is an acid or a base according to the Arrhenius definition. c. KOH(aq)
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Ch.17 - Acids and Bases
Tro5th EditionChemistry: A Molecular ApproachISBN: 9780134874371
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TOC.tableOfContents
- Ch.1 - Matter, Measurement & Problem Solving117
- Ch.2 - Atoms & Elements106
- Ch.3 - Molecules and Compounds128
- Ch.4 - Chemical Reactions and Chemical Quantities56
- Ch.5 - Introduction to Solutions and Aqueous Solutions84
- Ch.6 - Gases112
- Ch.7 - Thermochemistry96
- Ch.8 - The Quantum-Mechanical Model of the Atom60
- Ch.9 - Periodic Properties of the Elements86
- Ch.10 - Chemical Bonding I: The Lewis Model91
- Ch.11 - Chemical Bonding II: Molecular Shapes, VSEPR & MO Theory85
- Ch.12 - Liquids, Solids & Intermolecular Forces51
- Ch.13 - Solids & Modern Materials48
- Ch.14 - Solutions93
- Ch.15 - Chemical Kinetics114
- Ch.16 - Chemical Equilibrium68
- Ch.17 - Acids and Bases137
- Ch.18 - Aqueous Ionic Equilibrium154
- Ch.19 - Free Energy & Thermodynamics91
- Ch.20 - Electrochemistry105
- Ch.21 - Radioactivity & Nuclear Chemistry74
- Ch.22 - Organic Chemistry141
Tro5th EditionChemistry: A Molecular ApproachISBN: 9780134874371Non è quello che usi tu?Cambia libro di testo
Capitolo 17, Problema 33a,b,d
Identify each substance as an acid or a base and write a chemical equation showing how it is an acid or a base according to the Arrhenius definition. a. HNO3(aq) b. NH4+(aq) d. HC2H3O2(aq)
Guida verificata passo dopo passo1
Identify the substance: HNO_3 is nitric acid.
Recall the Arrhenius definition: An acid is a substance that increases the concentration of H^+ ions in aqueous solution.
Write the dissociation equation for HNO_3 in water: HNO_3(aq) \(\rightarrow\) H^+(aq) + NO_3^-(aq).
Recognize that HNO_3 releases H^+ ions in solution, confirming it as an Arrhenius acid.
Conclude that HNO_3 is an acid according to the Arrhenius definition.
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Arrhenius Definition of Acids and Bases
The Arrhenius definition states that acids are substances that increase the concentration of hydrogen ions (H⁺) in aqueous solution, while bases increase the concentration of hydroxide ions (OH⁻). This definition is foundational in understanding acid-base chemistry and provides a straightforward way to classify substances based on their behavior in water.
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Percorso guidato
02:00
Arrhenius Acids and Bases
Chemical Equations
A chemical equation represents a chemical reaction using symbols and formulas to show the reactants and products involved. In the context of acids and bases, these equations illustrate how an acid donates protons (H⁺) or how a base produces hydroxide ions (OH⁻) in solution, which is essential for demonstrating their properties according to the Arrhenius definition.
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Percorso guidato
01:32Balancing Chemical Equations
Ionization of Acids
Ionization refers to the process by which an acid dissociates in water to produce H⁺ ions. For example, nitric acid (HNO3) ionizes in aqueous solution to release H⁺ and nitrate ions (NO3⁻). Understanding this process is crucial for identifying substances as acids and writing the corresponding chemical equations that reflect their behavior in solution.
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01:15Calculating Percent Ionization of Weak Acids