tonight’s homework: read pages 595-599. do practice problems 1 & 2
TRANSCRIPT
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Tonight’s homework:Read pages 595-599.
Do practice problems 1 & 2.
![Page 2: Tonight’s homework: Read pages 595-599. Do practice problems 1 & 2](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f435503460f94c62f63/html5/thumbnails/2.jpg)
Acids & BasesWhat is an acid? What is a base?
How man acids can you name?
How many bases can you name?
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Acids & Bases
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Acids & Bases
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Acids & Bases
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Acids & Bases
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Acids & Bases
H2O + H2O ↔ H3O+ + OH-
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Acids & Bases
H2O + H2O ↔ H3O+ + OH-
H2O ↔ H+ + OH-
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Acids & Bases
H2O + H2O ↔ H3O+ + OH-
H2O ↔ H+ + OH-
![Page 10: Tonight’s homework: Read pages 595-599. Do practice problems 1 & 2](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f435503460f94c62f63/html5/thumbnails/10.jpg)
There are two different definitions for acids and bases.
You should know them both.
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Arrhenius ModelAn acid is a substance that contains hydrogen and will ionize to produce H+ ions in solution.
A base is a substance that contains hydroxide and dissociates to produce OH- ions in solution.
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Arrhenius Model
HCl ↔ H+ + Cl-
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Arrhenius Model
HCl ↔ H+ + Cl-
NaOH ↔ Na+ + OH-
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Arrhenius Model
HCl ↔ H+ + Cl-
NaOH ↔ Na+ + OH-
NH3 ↔ ?
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Bronsted-Lowry ModelAn acid is an H+ donor.
A base is an H+ acceptor.
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Bronsted-Lowry Model
HCl + H2O ↔ H3O+ + Cl-
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Bronsted-Lowry Model
HCl + H2O ↔ H3O+ + Cl-
NaOH + H+ ↔ Na+ + H2O
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Bronsted-Lowry Model
HCl + H2O ↔ H3O+ + Cl-
NaOH + H+ ↔ Na+ + H2O
NH3 + H2O ↔ NH4+ + OH-
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Bronsted-Lowry Model
HCl + H2O ↔ H3O+ + Cl-
NaOH + H+ ↔ Na+ + H2O
NH3 + H2O ↔ NH4+ + OH-
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Three more definitions:Conjugate acid is produced
when a base accepts H+ from an acid.
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Three more definitions:Conjugate acid is produced
when a base accepts H+ from an acid.
NH3 + H+ ↔ NH4+
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Three more definitions:Conjugate base is produced
when an acid donates H+ to a base.
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Three more definitions:Conjugate base is produced
when an acid donates H+ to a base.
HCl ↔ H+ + Cl-
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Three more definitions:amphoteric = can act as an
acid or as a base.
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Three more definitions:amphoteric = can act as an
acid or as a base.
H2O + H2O ↔ H3O+ + OH-
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HomeworkRead pages 595-599.
Do practice problems 1 & 2.
![Page 27: Tonight’s homework: Read pages 595-599. Do practice problems 1 & 2](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f435503460f94c62f63/html5/thumbnails/27.jpg)
HomeworkRead pages 595-599.
Do practice problems 1 & 2.You will need these formulas:
Nitric acid HNO3
Sulfuric acid H2SO4
Hydrobromic acid HBr
Hydrochloric acid HCl