Ppt on acid-base indicators color change

19.4 Neutralization Reactions > 1 Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. Chemists use acid-base reactions to determine.

reversibly change color depending on the concentration of H 3 O + ions. Used to measure pH Used to measure pH Indicator 35 19.2 Hydrogen Ions and Acidity > 36 Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. An indicator (HIn) is a weak acid or base that dissociates in a known pH range. Indicators work because their acid form and base form have different colors in solution. Acid-Base Indicators The acid form/


Chapter 15 Acid-Base Titration and pH 1. Solution Concentrations* Molarity – one mole of solute dissolved in enough solvent (water) to make exactly one.

basic several solutions were. You used litmus paper and pH paper (Hydrion) Acid-base indicators are sensitive to pH of acids and bases. They will change color as a result of the ions present. 31 In acidic solutions, an indicator will be one color (litmus turns red) and in basic solutions, an indicator will be another color (litmus burns blue). 32 Indicator Samples Methyl red, Bromthymol blue, Methyl orange, Phenolphthalein, Phenol red are/


Acid Base Titrations AP Chemistry Chapter 15. Titration Titrations are used to determine the amount of acid or base in a solution Titrant: the solution.

the endpoint is the same as the equivalence point. Acid-Base indicators Used to detect the equivalence point in an acid- base titration These work on LeChatelier’s Principle HIn  H + + In - clear pink Changes in equilibrium result in color changes. Indicators are usually weak organic bases or acidsacid form has different color than conjugate base form. Indicators change colors at different pH’s. We select an indicator that changes color at the expected equivalence point. Equivalence point vs/


19.4 Neutralization Reactions > 1 Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. Chemists use acid-base reactions to determine.

reversibly change color depending on the concentration of H 3 O + ions. Used to measure pH Used to measure pH Indicator 36 19.2 Hydrogen Ions and Acidity > 37 Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. An indicator (HIn) is a weak acid or base that dissociates in a known pH range. Indicators work because their acid form and base form have different colors in solution. Acid-Base Indicators The acid form/


Week of 12/1/14. It’s 12/1/14, good morning! 7-5.6-- Distinguish between acids and bases and use indicators (including litmus paper, pH paper, and phenolphthalein)

. 5. Describe 3 properties of bases. (3 sentences) Bases are bitter. Bases are slippery. Bases have a pH of greater than 7. Bases make blue litmus remains blue and red litmus turn blue. 6. What are indicators used for? To let you know which solutions are acids, bases, or neutral 7. Describe how litmus paper works. Litmus paper has a special dye that changes color depending on the pH of/


Chapter 16 Lecture 2 Titrations I.Strong Acid—Strong Base Titrations A.Titration Basics 1)Titration = addition of a measurable volume of a known solution.

)Center vertical region = equivalence point 2)Use an Acid-Base Indicator a)Acid-Base Indicator = molecule that changes color based on pH b)Choose an indicator that changes color at the equivalence point c)End Point = when the indicator changes color. If you have chosen the wrong indicator, the end point will be different than the eq. pt. d)Indicators are often Weak Acids that lose a proton (causing the color change) when [OH-] reaches a certain concentration HIn + OH/


Titrations Main Idea: Titrations are an application of acid-base neutralization reactions that require the use of an indicator. 1.

. Notice that the starting pH is different and the region of change is smaller. 19 Acid-Base Indicators Chemists often use a chemical dye rather than a pH meter to detect the equivalence point of an acid-base titration. Chemical dyes whose colors are affected by acidic and basic solutions are called acid-base indicators. Many natural substances act as indicators. – If you use lemon juice in your tea, you might have/


1 How Much Does the pH of a Buffer Change When an Acid or Base Is Added?  though buffers do resist change in pH when acid or base are added to them, their.

a of HInd ≈ pH at equivalence point  for most titrations, the titration curve shows a very large change in pH for very small additions of base near the equivalence point  an indicator can therefore be used to determine the endpoint of the titration if it changes color within the same range as the rapid change in pH  pK a of HInd ≈ pH at equivalence point 40 Acid-Base Indicators


Chapter 19 “Acids, Bases, and Salts”. Section 19.1 Acid-Base Theories n OBJECTIVES: –Define the properties of acids and bases.

the pH value. Some of the many pH Indicators and their pH range Acid-Base Indicators n Although useful, there are limitations to indicators: –usually given for a certain temperature (25 o C), thus may change at different temperatures –what if the solution already has a color, like paint? – the ability of the human eye to distinguish colors is limited Acid-Base Indicators n A pH meter may give more definitive/


Acids, Bases, and Salts”. Warm Up n What is the difference between cohesion and adhesion? n What is the change in kinetic energy between a solid and.

the pH value. Some of the many pH Indicators and their pH range Acid-Base Indicators n Although useful, there are limitations to indicators: –usually given for a certain temperature (25 o C), thus may change at different temperatures –what if the solution already has a color, like paint? – the ability of the human eye to distinguish colors is limited Acid-Base Indicators n A pH meter may give more definitive/


ACIDS and BASES (unit 11) Notes start on slide 35 ***

values in the eq. expression Finally, Calculate pH pH = -log [H + ] pH = -log (5.4 x 10 -5 ) pH = -(-4.27) pH = 4.27 Acids and bases: Titrations The amount of acid or base in a solution is determined by carrying out a neutralization reaction; an appropriate acid-base indicator (changes color in specific pH range) must be used to show when the neutralization is completed. Buret Solution with/


23 Chapter 23: Acids, Bases, and Salts Unit 6: Interactions of Matter Table of Contents 23.3: SaltsSalts 23.1: Acids and Bases 23.2: Strengths of Acids.

. pH of a Solution One way to determine pH is by using a universal indicator paper. This paper undergoes a color change in the presence of H 3 O + ions and OH‾ ions in solution. 23.2 Strength of Acids and Bases The final color of the pH paper is matched with colors in a chart to find the pH. pH of a Solution An instrument called/


1 The Chemistry of Acids and Bases. 2 Acid and Bases.

are several ways to test pH –Blue litmus paper (red = acid) –Red litmus paper (blue = basic) –pH paper (multi-colored) –pH meter (7 is neutral, 7 base) –Universal indicator (multi-colored) –Indicators like phenolphthalein –Natural indicators like red cabbage, radishes 44 pH indicators Indicators are dyes that can be added that will change color in the presence of an acid or base. Some indicators only work in a specific range of pH Once the/


Indicators and pH Meters Acid-base indicators are compounds whose colors are sensitive to pH. Indicators change colors because they are either weak acids.

Indicators and pH Meters Acid-base indicators are compounds whose colors are sensitive to pH. Indicators change colors because they are either weak acids or weak bases. Chapter 15 Section 2 Determining pH and Titrations HIn and In − are different colors. In acidic solutions, most of the indicator is HIn In basic solutions, most of the indicator is In – Indicators and pH Meters The pH range over which an indicator changes color is called its transition interval. Indicators that change color at/


Chapter 14 Chemical Compounds Preview Section 1 Ionic and Covalent CompoundsIonic and Covalent Compounds Section 2 Acids and BasesAcids and Bases Section.

an unknown chemical. Like acids, many bases are corrosive. Section 2 Acids and Bases Chapter 14 Bases and Their Properties, continued Bases Change Color in Indicators Like acids, bases change the color of an indicator. Most indicators turn a different color in the presence of bases than they do in the presence of acids. For example, bases change the color of red litmus paper to blue. Section 2 Acids and Bases Chapter 14 Bases and Their Properties, continued When a base is added to bromthymol/


Acids and Bases Vanderbilt Student Volunteers for Science Training Presentation Fall 2015 VINSE/TnScore.

be useful at different pH’s. For example: Litmus can tell us if something is either a base or an acid Methyl orange indicator changes color at ph3/4. It is red below pH 4 and yellow above pH 4. Universal indicator has a large number of color changes at different pH’s and can more precisely tell us what the pH of a solution is. III. Testing/


Chapter 8 Solutions, Acids, and Bases Section 8.1 Formation of Solutions Section 8.2 Solubility and Concentration Section 8.3 Properties of Acids and Bases.

with metals. Section 8.3 Properties of Acids and Bases Identifying Bases: Bitter Taste, Slippery Feel, and Color Changes in Indicators Identifying Bases: Bitter Taste, Slippery Feel, and Color Changes in Indicators Many cough syrups and other liquid medicines contain similar bases. Many cough syrups and other liquid medicines contain similar bases. Bases feel slippery. Bases feel slippery. Turn red litmus paper blue; can also use phenolphthalein (acid-base indicator) Turn red litmus paper blue; can also/


Chapter 16 “Acids, Bases, and Salts” Adapted & Modified from: Pre-AP Chemistry Charles Page High School Stephen L. Cotton.

value. Some of the many pH Indicators and their pH range ( Fig. 16.4, p.520) Acid-Base Indicators  Although useful, there are limitations to indicators: –usually given for a certain temperature (25 o C), thus may change at different temperatures –what if the solution already has a color, like paint? – the ability of the human eye to distinguish colors is limited Acid-Base Indicators  A pH meter may give more/


Chapter 19 “Acids, Bases, and Salts”. Section 19.1 Acid-Base Theories n OBJECTIVES: –Define the properties of acids and bases.

the pH value. Some of the many pH Indicators and their pH range Acid-Base Indicators n Although useful, there are limitations to indicators: –usually given for a certain temperature (25 o C), thus may change at different temperatures –what if the solution already has a color, like paint? – the ability of the human eye to distinguish colors is limited Acid-Base Indicators n A pH meter may give more definitive/


Reactions Between Acids & Bases Chapter 16. 16-1 & 16-2 Titrations of Strong Acids and Bases Objectives To define analyte and titrant To calculate the.

+ ][In - ] [HIn] – If pH < pK in, most of the indicator is in the acid form – If pH > pK in most of the indicator is in the base form p. 715 16-6 Indicators An indicator should be chosen to change color at or just beyond the equivalent point pH Indicators and their ranges Some Acid-Base Indicators Indicator pH Range in which Color Change Occurs Color Change as pH Increases Crystal violet Thymol blue Orange IV Methyl/


Copyright © Houghton Mifflin Company. All rights reserved.14–1 Acids, Bases, and AcidBase Equilibria.

Copyright © Houghton Mifflin Company. All rights reserved.14–74 pH 0 1 2 3 4 5 6 pH 7 8 9 10 11 12 13 INDICATORS Indicators signal change in PH Universal paper indicator: Range and Color Changes of Some Common Acid-Base Indicators Indicators pH Scale 1234567891011121314 Methyl orange red 3.1 – 4.4 yellow Methyl red red 4.4 6.2 yellow Bromthymol blue yellow 6.2 7/


Acid-Base Equilibria Arrhenius Definition Acids are substances that produce hydrogen ions when dissolved in water. Acids are substances that produce.

point: Change in color of indicator End point: Change in color of indicator Half Equivalence point: 1/2 total amount of titrant added. Buffer solution pH = pK a Half Equivalence point: 1/2 total amount of titrant added. Buffer solution pH = pK a Titrations As acid or base is added, there is As acid or base is added, there is Very little change in pH Very little change in pH pH change of/


Acids and Bases Titrations. Acids and Bases - 3 Definitions Arrhenius Arrhenius Bronsted-Lowry Bronsted-Lowry Lewis Lewis.

Indicator color change range should be in area where titration curve is most vertical color change range should be in area where titration curve is most vertical The selective indicator is chosed according to the type of titration. The selective indicator is chosed according to the type of titration. Strong acid + Strong base (EITHER ACIDIC OR BASIC) Strong acid + Strong base (EITHER ACIDIC OR BASIC) Strong acid + Weak base (ACIDIC) Strong acid + Weak base (ACIDIC) Weak acid + Strong base (BASIC) Weak acid/


Acids and Bases. What are acids? Acids are molecular substances that ionize when added to water. On a related matter, what is the relationship between.

. Consider sodium hydroxide (lye): NaOH(s) → Na + (aq) + OH - (aq) Just as with acids, bases that ionize completely are strong electrolytes, bases that don’t are much weaker electrolytes. What are bases? Bases cause indicators to change color. As with acids, bases affect the color of many dyes. We will use a number of indicators in future labs. Bases neutralize acids, forming salts. For example, NaOH(aq) + HCl(aq) → NaCl(aq) + H 2 O/


1 Acids, Bases and Salts. 2 Acid and Bases 3 4.

3H 2 SO 3 HNO 3HNO 3 HIO 4HIO 4 16 Indicators An indicator is a chemical that will change ___________ when placed in an acidic, basic or neutral environment. Indicator Colors For Acids litmus paper = _______ phenolphthalein = ___________ red cabbage juice (universal indicator) = ________ methyl orange = _______ Bromthymol blue = ______________ colors red clear Pink red yellow 17 Indicator Colors for Bases litmus paper = _______ methyl orange = ____________ red cabbage juice (universal/


Essential Questions: What are the characteristics of an acid and a base? What is a salt? Characteristics of Acids: Have a sour taste Ex: acetic acid.

Essential Questions: What are the characteristics of an acid and a base? What is a salt? Characteristics of Acids: Have a sour taste Ex: acetic acid (vinegar) Have a sour taste Ex: acetic acid (vinegar) Change color with an acid-base indicator Change color with an acid-base indicator Aqueous solutions of acids are electrolytes (weak/strong). Aqueous solutions of acids are electrolytes (weak/strong). Aqueous solutions conduct an electrical current. Aqueous solutions conduct an electrical current. The/


Acids, Bases, & pH. RB topic 10 1. Define an electrolyte: a substance that conduct an electric current (due to dissociation of ionic substance via.

colorless in HNO 3(aq) ? ____________ 6.Bromocresol green indicator is added to a beaker containing NaOH( aq). What color change will be observed as HCl is added to the solution in the beaker? ____________________________ For each acid-base indicator on reference table M, color the chart below to indicate appropriate color of the indicator from pH 1 to 14: Titration I. Definitions 1.) A TITRATION is used to determine/


Acids, Bases, and Salts”. Section 19.1 Acid-Base Theories n OBJECTIVES: –Define the properties of acids and bases.

the pH value. Some of the many pH Indicators and their pH range Acid-Base Indicators n Although useful, there are limitations to indicators: –usually given for a certain temperature (25 o C), thus may change at different temperatures –what if the solution already has a color, like paint? – the ability of the human eye to distinguish colors is limited Acid-Base Indicators n A pH meter may give more definitive/


Chapter 19 “Acids, Bases, and Salts” Pre-AP Chemistry Charles Page High School Stephen L. Cotton.

the pH value. Some of the many pH Indicators and their pH range Acid-Base Indicators n Although useful, there are limitations to indicators: –usually given for a certain temperature (25 o C), thus may change at different temperatures –what if the solution already has a color, like paint? – the ability of the human eye to distinguish colors is limited Acid-Base Indicators n A pH meter may give more definitive/


Properties of Acids n Acids taste sour, will change the color of an acid-base indicator, and can be strong or weak electrolytes in aqueous solution.

Properties of Acids n Acids taste sour, will change the color of an acid-base indicator, and can be strong or weak electrolytes in aqueous solution. Properties of Acids n Sour/tart acetic acid citric acid Properties of Acids Blue litmus paper turns red in contact with an acid (and red paper stays red). n Change color of acid/base indicator Properties of Acids n Strong/weak electrolytes –Electrolytes are solutions that conduct electricity. Properties of Acids n In our/


Chapter 19 “Acids, Bases, and Salts” Pre-AP Chemistry Charles Page High School Stephen L. Cotton.

the pH value. Some of the many pH Indicators and their pH range Acid-Base Indicators n Although useful, there are limitations to indicators: –usually given for a certain temperature (25 o C), thus may change at different temperatures –what if the solution already has a color, like paint? – the ability of the human eye to distinguish colors is limited Acid-Base Indicators n A pH meter may give more definitive/


Chapter 16 “Acids, Bases, and Salts” Adapted & Modified from: Pre-AP Chemistry Charles Page High School Stephen L. Cotton.

value. Some of the many pH Indicators and their pH range ( Fig. 16.4, p.520) Acid-Base Indicators  Although useful, there are limitations to indicators: –usually given for a certain temperature (25 o C), thus may change at different temperatures –what if the solution already has a color, like paint? – the ability of the human eye to distinguish colors is limited Acid-Base Indicators  A pH meter may give more/


Chapter 19 “Acids, Bases, and Salts” Chemistry Calhoun High School Mrs. R. Williams.

the pH value. Some of the many pH Indicators and their pH range Acid-Base Indicators n Although useful, there are limitations to indicators: –usually given for a certain temperature (25 o C), thus may change at different temperatures –what if the solution already has a color, like paint? – the ability of the human eye to distinguish colors is limited Acid-Base Indicators n A pH meter may give more definitive/


Acids and Bases Chapters 20-21.

- have reacted in a titration, thus neutralizing the resultant solution. Indicators Acid-base indicators are dyes used in titrations whose colors are sensitive to changes in pH, or hydronium ion concentration. There are many indicators, each indicative of a different pH range. For most titrations, a neutralization reaction is desired. For a strong acid and strong base, the chosen indicator will change near the neutral point at a pH of 7. Examples/


Chapter 15 Acid-Base Titration and pH

) Acid-base indicators are sensitive to pH of acids and bases. They will change color as a result of the ions present. In acidic solutions, an indicator will be one color (litmus turns red) and in basic solutions, an indicator will be another color (litmus burns blue). Indicator Samples Methyl red, Bromthymol blue, Methyl orange, Phenolphthalein, Phenol red are indicator samples. These will ionize in solution and, depending upon their acid or base strength will change color over/


Unit 17 Acids and Bases Chapter 14.

the solution contains the weak acid NH4+. 15.5 Acid-Base Indicators 2 methods for determining equivalence points: Use a pH meter to plot the titration curve. The center of the vertical region indicates the equivalence point. Use an acid-base indicator, which marks the end point by changing colors. Although equivalence point ≠ end point, careful selection of the indicator will ensure error is negligible. Common Acid-Base Indicators are Complex Molecules HIn: represents/


Titrations and Indicators IB Chemistry Power Points Topic 18 Acids and Bases www.pedagogics.ca.

is hard to detect the equivalence point. It is hard to find a suitable indicator. How Indicators Work An indicator is a substance (often an organic dye) that has a different color in acidic and alkaline solutions. The color change is seen because the indicator is a weak acid/base in which the two forms have different colors. HIn(aq)  H + (aq) + In - (aq) litmus: red blue HIn stands for the/


Ch. 18/19 Properties of Acids þ Formulas begin with “H” (HCl) þ React with metals to produce hydrogen gas þ Turns blue litmus paper to red þ “Blue.

concentration is called the standard solution added by using a buret Continue adding until the indicator changes color called the “end point” of the titration TitrationTitration 1. Add solution from the buret. 2. Reagent (base) reacts with compound (acid) in solution in the flask. 3.Indicator shows when exact stoichiometric reaction has occurred. (Acid = Base) This is called NEUTRALIZATION. This is called NEUTRALIZATION. Simulation Setup for titrating an/


Acid-base titration. Titration In an acid-base titration, a solution of unknown concentration (titrant) is slowly added to a solution of known concentration.

for very small additions of titrant near the equivalence point An indicator can therefore be used to determine the endpoint of the titration if it changes color within the same range as the rapid change in pH – pK a of HInd ≈ pH at equivalence point 65 Tro: Chemistry: A Molecular Approach, 2/e Acid-Base Indicators 66 Tro: Chemistry: A Molecular Approach, 2/e Solubility Equilibria All/


Acid-Base Equilibrium Dr. Ron Rusay. Introduction to Aqueous AcidsAcids: taste sour and cause certain dyes to change color.

an Aqueous Solution (a) pH paper (b) Electrodes of a pH meter QUESTION The acid-base indicator bromocresol purple has an interesting yellow-to-purple color change. If the approximate K a of this indicator is 1.0  10 –6, what would be the ratio of purple [A –/~ 1  10 –7 D.Alizarin yellow; K a ~ 1  10 –10 QUESTION The acid-base indicator bromocresol purple has an interesting yellow-to-purple color change. If the approximate K a of this indicator is 1.0  10 –6, what would be the ratio of purple [A – ] to /


Acids and Bases. Acid and Base Definitions 19.1 Acid Properties Water solutions of acids conduct electricity Water solutions of acids conduct electricity.

gas Acids change color indicators Acids change color indicators Acid + Base → Salt + Water Acid + Base → Salt + Water Acids have sour taste—don’t try this Acids have sour taste—don’t try this Acids react with carbonates to produce carbon dioxide Acids react with carbonates to produce carbon dioxide Acids sting skin Acids sting skin Bases Water solutions of bases conduct electricity Water solutions of bases conduct electricity Bases change color indicators Bases change color indicators Acid + Base → Salt/


Unit 8: Acids and Bases Part 5: Titrations & Indicators.

Acid/Base in water) INDICATORSIndicators signal change in pH  Indicators change color when the pH is equal to their pKa  Indicators can be used to signal the equivalence point in titrations INDICATORS An indicator is a weak acid (or base) in which the dissociated form is a different color than the undissociated form. HIn(aq)  H + (aq) + In - (aq) color Acolor B (color in acid sol’n) (color in alkali sol’n) Color changes when [I - ] = [HIn]. Thus, indicator changes color when/


Chapter 17 ACID-BASE EQUILIBRIA (Part I) 1Dr. Al-Saadi.

). o The end points (ranges) of different indicators are different. Dr. Al-Saadi47 17.3 Acid-Base Indicators  In order to choose an appropriate indictor, the pH at the equivalence point of a specific titration must be within the pH range where the indicator changes its color. Dr. Al-Saadi48 17.3 Strong acid- strong base titration Weak acid- strong base titration Acid-Base Indicators  Many acid-base indicators are plant pigments. For example, solutions containing extracts/


Chapter 19 Acid-Base Theories. Objectives Define the properties of Acids and Bases Compare and contrast acids and bases as defined by the theories of.

of solution, by using a stirring rod. ◦ Compare the color to the chart on the vial – then read the pH value. Acid-Base Indicator Limitations: ◦ Usually given for a certain temperature – may change at different temps ◦ The solution may already have a color (i.e. paint) ◦ The ability to the human eye to distinguish colors is limited Acid-Base Indicator A pH meter may give more definitive results ◦ Measures voltage/


Acids and Bases and Oxidation-Reduction

when the moles of H3O+ and OH- are equal Indicator – a substance which changes color as pH changes 8.3 Reactions Between Acids and Bases Flask contains a solution of unknown concentration plus indicator Relationship Between pH and Color in Acid-Base Indicators 8.3 Reactions Between Acids and Bases Determine the Concentration of a Solution of Hydrochloric Acid Place a known volume of acid whose concentration is not known into a flask Add an/


Chemical Reactions Chapter 5 Dr. Victor Vilchiz. Types of Chemical Reactions Acid-Base Reactions Neutralization Reactions Neutralization Reactions In.

use chemical indicators. Chemical Indicators in the case of acid/base reactions are weak acids that have the property of changing colors when going from basic to acidic solutions or vice-versa. Chemical Indicators in the case of acid/base reactions are weak acids that have the property of changing colors when going from basic to acidic solutions or vice-versa. Chemical Indicators Chemical Indicators The most used acid/base indicator is phenolphthalein. The most used acid/base indicator is phenolphthalein/


Acids and Bases Vanderbilt Student Volunteers for Science Training Presentation Spring 2014.

Litmus can tell us if something is either a base or an acid Methyl orange indicator changes color at ph3/4. It is red below pH 4 and yellow above pH 4. Universal indicator has a large number of color changes at different pH’s and can more precisely tell us/ what the pH of a solution is. III. Testing Acids and Bases (cont.) Put the Testing Household Items Results chart (/


Part 5: Titrations & Indicators

acid/base in water) INDICATORS Indicators signal change in pH Indicators change color when the pH is equal to their pKa Indicators can be used to signal the equivalence point in titrations INDICATORS An indicator is a weak acid (or base) in which the dissociated form is a different color than the undissociated form. HIn(aq)  H+(aq) + In-(aq) color A color B (color in acid sol’n) (color in alkali sol’n) Color changes when [In-] = [HIn]. Thus, indicator changes color when/


Acids and Bases Strength of Acids and Bases. Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. Lemon juice, which contains.

− ]. Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. Measuring pH Acid-Base Indicators At all pH values below the range, you would see only the color of the acid form. At all pH values above this range, you would see only the color of the base form. The change from dominating acid form to dominating base form occurs within a narrow range of about two pH units. Copyright/


Chapter 14 Acids and Bases. Chapter 14 Section 1 – Properties of Acids and Bases Section 2 – Acid Base Theories Section 3 – Acid Base Reactions.

values. pH Values of Some Common Materials 15.2 Determining pH and Titrations Describe how an acid-base indicator functions. Explain how to carry out an acid-base titration. Calculate the molarity of a solution from titration data. Indicators Acid-base indicators: compounds whose colors are sensitive to pH. The pH range over which an indicator changes color is called its transition interval. pH Meters pH meter determines the pH of a solution/


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