Domanda del libro di testo
Write an equation for the reaction in which H2C6H7O5-1aq2 acts as an acid in H2O1l2.
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Ch.16 - Acid-Base Equilibria
Brown14th EditionChemistry: The Central ScienceISBN: 9780134414232
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TOC.tableOfContents
- Ch.1 - Introduction: Matter, Energy, and Measurement177
- Ch.2 - Atoms, Molecules, and Ions231
- Ch.3 - Chemical Reactions and Reaction Stoichiometry216
- Ch.4 - Reactions in Aqueous Solution189
- Ch.5 - Thermochemistry175
- Ch.6 - Electronic Structure of Atoms168
- Ch.7 - Periodic Properties of the Elements150
- Ch.8 - Basic Concepts of Chemical Bonding177
- Ch.9 - Molecular Geometry and Bonding Theories200
- Ch.10 - Gases179
- Ch.11 - Liquids and Intermolecular Forces113
- Ch.12 - Solids and Modern Materials154
- Ch.13 - Properties of Solutions157
- Ch.14 - Chemical Kinetics199
- Ch.15 - Chemical Equilibrium128
- Ch.16 - Acid-Base Equilibria164
- Ch.17 - Additional Aspects of Aqueous Equilibria163
- Ch.18 - Chemistry of the Environment105
- Ch.19 - Chemical Thermodynamics164
- Ch.20 - Electrochemistry171
- Ch.21 - Nuclear Chemistry122
- Ch.22 - Chemistry of the Nonmetals82
- Ch.23 - Transition Metals and Coordination Chemistry79
- Ch.24 - The Chemistry of Life: Organic and Biological Chemistry16
Brown14th EditionChemistry: The Central ScienceISBN: 9780134414232Non è quello che usi tu?Cambia libro di testo
Capitolo 16, Problema 19b
What is the conjugate acid of HSO3-? What is its conjugate base?
Guida verificata passo dopo passo1
Identify the concept of conjugate acid-base pairs: A conjugate acid is formed when a base gains a proton (H+), and a conjugate base is formed when an acid loses a proton.
Determine the conjugate acid of HSO_3^-: Add a proton (H+) to HSO_3^- to form its conjugate acid.
Write the chemical equation for the formation of the conjugate acid: HSO_3^- + H^+ \(\rightarrow\) H_2SO_3.
Determine the conjugate base of HSO_3^-: Remove a proton (H+) from HSO_3^- to form its conjugate base.
Write the chemical equation for the formation of the conjugate base: HSO_3^- \(\rightarrow\) SO_3^{2-} + H^+.
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Conjugate Acid-Base Pairs
In acid-base chemistry, a conjugate acid is formed when a base gains a proton (H+), while a conjugate base is formed when an acid loses a proton. This relationship is essential for understanding how substances interact in chemical reactions, particularly in the context of the Brønsted-Lowry theory of acids and bases.
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Percorso guidato
01:30
Conjugate Acid-Base Pairs
HSO3- as a Base
HSO3- (bisulfite ion) acts as a base because it can accept a proton to form its conjugate acid, H2SO3 (sulfurous acid). Recognizing the role of HSO3- in acid-base reactions is crucial for determining its conjugate acid and base, as it highlights the dynamic nature of proton transfer in these processes.
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Percorso guidato
01:17Base Example
Identifying Conjugates
To identify the conjugate acid and base of a given species, one must consider the addition or removal of protons. For HSO3-, the conjugate acid is H2SO3, formed by adding a proton, while its conjugate base is SO3^2- (sulfite ion), formed by removing a proton. This systematic approach aids in understanding the behavior of acids and bases in various chemical contexts.
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00:50Strength of Conjugate Acids and Bases
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Label each of the following as being a strong base, a weak base, or a species with negligible basicity. In each case write the formula of its conjugate acid, and indicate whether the conjugate acid is a strong acid, a weak acid, or a species with negligible acidity: (a) CH3COO-
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Domanda del libro di testo
The hydrogen sulfite ion 1HSO3-2 is amphiprotic. Write a balanced chemical equation showing how it acts as an acid toward water and another equation showing how it acts as a base toward water.
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Domanda del libro di testo
Identify the Brønsted–Lowry acid and the Brønsted–Lowry base on the left side of each of the following equations, and also identify the conjugate acid and conjugate base of each on the right side:
(a) NH4+(aq) + CN-(aq) ⇌ HCN(aq) + NH3(aq)
(b) (CH3)3N(aq) + H2O(l) ⇌ (CH3)3NH+(aq) + OH-(aq)
(c) HCOOH(aq) + PO43-(aq) ⇌ HCOO-(aq)+ HPO42-(aq)
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Domanda del libro di testo
Identify the Brønsted–Lowry acid and the Brønsted– Lowry base on the left side of each equation, and also identify the conjugate acid and conjugate base of each on the right side.
(a) HBrO(aq) + H2O(l) ⇌ H3O+(aq) + BrO-(aq)
(b) HSO4-(aq) + HCO3-(aq) ⇌ SO42-(aq) + H2CO3(aq)
(c) HSO3-(aq) + H3O+(aq) ⇌ H2SO3(aq) + H2O(l)
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Domanda del libro di testo
Write an equation for the reaction in which H2C6H7O5-1aq2 acts as a base in H2O1l2.
318
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