We think you have liked this presentation. If you wish to download it, please recommend it to your friends in any social system. Share buttons are a little bit lower. Thank you!
Presentation is loading. Please wait.
Published byPresley Byram
Modified over 2 years ago
HL Acids & Bases
See pages 162 - 165
Acidic, Basic, or Neutral? Where did these species come from?
Small highly charged ion
See Fig 16 p.167
Aluminum Hexahydrate is amphoteric!
The Bicarbonate blood buffering system
How would you make this buffer? See p.168
Titration of a
Titration of a buffer
Buffers can also be made by adding the weak acid to its salt.
Note the location in the body of the conditions? Does the hemoglobin pick up and drop off the oxygen at the right places?
Salts in Solution Mrs. Coyle. Solutions of Salts -Strong Acids and Strong Bases Produce a neutral solution (pH=7) Example: HCl + NaOH NaCl + H 2 O Strong.
Acid/Base Chemistry Part II CHEM 2124 – General Chemistry II Alfred State College Professor Bensley.
Chapter 2: Chemical Basis of Life Part II: Chemical Reactions Acids and Bases Inorganic Substances.
Salts do not contain H+ or OH- and dissociate when dissolved in H2O. ◦ Resulting ions will conduct electricity in the solution (electrolytes) ◦ Salts.
Common Ion Effect Revisited. pH changes due to Common Ion Effect.
1 Chapter 10 Acids and Bases 10.9 Buffers. 2 When an acid or base is added to water, the pH changes drastically. A buffer solution resists a change in.
Acids and Bases pH Scale Marine Biology. Warm Up What is the pH scale? What is the difference between an acid and a base? What is neutral? How are enzymes.
pH and pOH Ionization of water Experiments have shown that pure water ionizes very slightly: 2H 2 O H 3 O + + OH - Measurements show that: [H 3 O +
Chapter 21 Neutralization Neutralization Reactions Salts in Solution.
The water molecule is a polar molecule, meaning it has a partial positive end and partial negative end.
Carboxylic Anhydrides, Esters and Amides. Naming Anhydrides Drop the word acid and say anhydride.
19.1 Acid-Base Theories> 1 Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. 2. HNO 3 is a strong acid – assume it completely.
1 Chapter 8 Acids and Bases 8.7 Buffers. 2 When an acid or base is added to water, the pH changes drastically. to a buffer solution, the pH is maintained;
PH. Water & pH H + can split off from H 2 O, leaving OH – if [H + ] = [ - OH], water is neutral if [H + ] > [ - OH], water is acidic if [H + ] < [ - OH],
1 Function of the Conjugate Base The function of the acetate ion C 2 H 3 O 2 is to neutralize added H 3 O +. The acetic acid produced by the neutralization.
Salts in Solution. A salt is composed of a cation (from a base) and an anion (from an acid) Not all salts are neutral – some can be basic, others.
Chemistry – Chapter 19. Properties of Acids and Bases Acidic solutions taste sour Ex: lemon juice Basic solutions taste bitter and feel slippery Ex: soap.
Acid-base titrations. Simulation: Strong acid/ strong base.
Chemistry: An Introduction to General, Organic, and Biological Chemistry, Eleventh Edition Copyright © 2012 by Pearson Education, Inc. Chapter 8 Acids.
III. Titration (p ) Ch. 15 & 16 - Acids & Bases.
Acids, Bases and pH Water molecules dissociate Dissociates into OH- and H+ Water is neutral because there are equal numbers of OH- and H+
Acids & Bases. Models Arrhenius’ definition says that acids contain a hydrogen ion and bases contain a hydroxide ion. But Arrhenius’ model cannot explain.
Acid-Base Equilibria L.O.: To be able to explain how an indicator works.
19.1 Acid-Base Theories> 1 Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. 1.What can you say about the K a value of a strong.
1081. y = 1.0 x M [OH - ] = 1.0 x M 1082.
Buffer or Common Ion problems. Identify the weak acid or base in the problem. There has to be one or the other to create a buffer. Write the ionization.
Buffers and Salts IB Chemistry Power Points Topic 18 Acids and Bases
Acid and base Iman AlAjeyan. Acid-Base Theory Acids in water solutions show certain properties. They taste sour and turn litmus paper red. They react.
Chapter 19 - Reactions of Acids and Bases. Water is amphoteric - can act as either an acid or base H 2 O H + + OH - (acting as acid) H 2 O H + + OH -
Section 16.3 Titrations and Buffers 1.To know how to neutralize acids and bases (titration) Learning Goal.
Titration What is It? Acid and base combined together Graph of pH as a function of volume of titrant is called a titration curve.
Chapter 16.7 and 16.8 Acid –Base Titrations Buffered Solutions.
Biological Reactions Page 32. Reactions The major classes of macromolecules consist of carbohydrates, proteins, nucleic acids and lipids. Most macromolecules.
Michel Lotito (6/15/50-6/25/07). Monsieur Mangetout “Mr. Eat-Everything”
Conjugate Acids and Bases The species that remains after a Brønsted-Lowry acid has given up a proton is the conjugate base of that acid. Chapter 14 Section.
What makes an acid an acid or a base a base can vary depending on definition being used. The first definition was created by Svante Arrhenius in 1883.
Honors Chem Unit 10 Acids & Bases Ch 14 & 15 Properties of Acids: Properties of Acids: –Sour Taste –Electrolytes –Change indicator colors –React with metals.
Acids and Bases Acids and Bases and Bears oh my..
Students should be able to: 1. Explain the common ion effect and give illustrations of its operation. 2. Describe buffer solutions and outline their chemistry.
1 Buffers & Titrations Chapter Buffers A soln that resists change in pH when strong acid or strong base is added A soln that resists change in pH.
Acid-Base Reactions strong acid + strong base strong acid + weak base weak acid + strong base weak acid + weak base.
UNIT IV Buffers. W HAT IS A B UFFER ? A buffer solution is a solution which resists changes in pH when a small amount of acid or base is added. Or we.
Chapter 10-1Chemistry 120 Online LA Tech Chapter Ten Acids, Bases, and Salts.
1 TitrationsTitrations pHpH Titrant volume, mL At what point in a reaction does neutralization occur?
Chapter 21 Notes, part II Salt Hydrolysis Buffer Solutions.
Acids and Bases
Properties of Acids and Bases Students will Identify Acids, Bases and Salts and List Their Properties.
Acid-Base Properties of Salt Solutions Salts That Form Neutral Solutions Salts that contain a cation from a strong base AND an anion from a strong acid.
Buffers. Buffers are solutions that resist changes in pH on the addition of small amounts of acids or bases A buffer consists of either a)A weak acid.
© 2017 SlidePlayer.com Inc. All rights reserved.