Classroom Resources: Acids & Bases

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26 – 50 of 83 Classroom Resources

  • Redox Reaction, Oxidation, Half Reactions, Oxidation Number, Titrations, Stoichiometry, Reduction | High School

    Access is an AACT member benefit. Lesson Plan: Redox Reactions & Titrations Mark as Favorite (38 Favorites)

    This lesson students will review oxidation states, half-reactions, balancing reactions and understand how to complete calculations and perform a redox titration.

  • Chemical Change, Chemical Change, Acid Base Reactions, Observations | Middle School, High School

    Access is an AACT member benefit. Lab: How do Sinkholes Form? Mark as Favorite (41 Favorites)

    In this lab students will learn how acidic groundwater reacts with limestone, causing it to erode. Sinkholes form when eroded limestone underneath the surface of the earth can no longer support the ground above it. Students will test how acid reacts with a variety of rocks and determine which rocks would be best to build a city on top of in order to reduce the chance of sinkholes forming.

  • Acid & Base Theories, Strong vs Weak, History | Middle School, High School

    Access is an AACT member benefit. Activity: Acid & Base Guys Video Questions Mark as Favorite (23 Favorites)

    In this activity, students will watch a video about the history of acids and bases. They will learn about the evolution of these theories, from Lavoisier to Arrhenius, Bronsted-Lowry, and Lewis.

  • Chemical Change, Chemical Change, Physical Change, Observations, Indicators | Elementary School

    Access is an AACT member benefit. Lesson Plan: Explorations of Baking Soda and Vinegar Mark as Favorite (8 Favorites)

    In this lesson, students complete a series of simple lab experiments to better understand chemical reactions as well as differentiate between chemical change and physical change. Students will also be introduced to the pH scale, and have the opportunity to understand how chemical reactions can be used in real-world scenarios.

  • Salts, Indicators, Strong vs Weak, Net Ionic Equation | High School

    Lab: Hydrolysis of Salts Mark as Favorite (16 Favorites)

    In this lab, students will observe the hydrolysis of several salt samples. They will first predict which solutions are acidic, basic or neutral, and then discover the pH of each through the use of indicators. Students will share and compile their experimental results, as well as have an opportunity to determine the net-ionic equations for each reaction.

  • Acid & Base Theories, Concentration | High School

    Access is an AACT member benefit. Lesson Plan: Calculating pH, A Look at Logarithms Mark as Favorite (52 Favorites)

    In this lesson, students will be introduced to a base-10 logarithmic scale and use it to calculate pH from hydrogen ion concentration. Often students are able to calculate pH by pushing the correct buttons on their calculators, but they don’t understand what the values mean. This lesson attempts to bridge that gap using a guided inquiry model.

  • Salts, Equilibrium Constants, Strong vs Weak | High School

    Access is an AACT member benefit. Lesson Plan: Categorizing, Calculating and Applying Concepts from Weak Acids, Weak Bases and Salts Mark as Favorite (53 Favorites)

    In this lesson students will write dissociation reactions to make connections between conjugate acid-base pairs. They will use beaker diagrams in a cooperative group activity to better understand why the pH calculation for a weak acid/base is not the same for a strong acid/base. Finally, students will apply these concepts in a lab in which they will identify several unknown, clear, colorless solutions using factors such as pH, conductivity and reactivity. The activities in this lesson can be used in sequence or as standalone activities.

  • Buffers, Acid & Base Theories | High School

    Lesson Plan: Preparation and Evaluation of Buffers Mark as Favorite (29 Favorites)

    In this lesson students will use multiple methods to calculate and prepare buffered solutions with a desired pH. Upon preparation of the solutions, the students will explore differing aspects of buffers including buffering capacity and predominant form.

  • Indicators, Interdisciplinary | Middle School, High School

    Access is an AACT member benefit. Lab: Exhaling Acid Mark as Favorite (31 Favorites)

    In this lab students will observe how increased carbon dioxide levels lead to a build-up of acidic conditions.

  • Indicators | High School

    Access is an AACT member benefit. Lab: Exploring the Properties of Acids and Bases Mark as Favorite (55 Favorites)

    In this lab, students will rotate through five stations. They will explore the properties of many household substances and discover a few properties of acids and bases.

  • Titrations, Indicators, Acid Base Reactions, Stoichiometry, Percent Composition | High School

    Access is an AACT member benefit. Lab: The Egg-straordinary Issue Mark as Favorite (72 Favorites)

    In this lab students will determine the percent composition of calcium carbonate contained in an eggshell by using a back titration in order to address a farmer’s concerns about his hen’s fragile eggs. Two versions of the student lab are included, a scripted version, and an inquiry version.

  • Titrations, Indicators, Molarity, Concentration | High School

    Demonstration: How to Perform a Titration Mark as Favorite (36 Favorites)

    In this demonstration, the teacher will show how a titration is set-up and performed. Also, the teacher will utilize different indicators to show how they work and why they are necessary. At the end of the demonstration, the teacher will also explain how to calculate the molarity of the unknown substance.

  • Buffers, Solubility, Molecular Structure | High School

    Access is an AACT member benefit. Lab: Aspirin Tablets: Are they all the Same? Mark as Favorite (55 Favorites)

    In this lab, students will design an experiment to test the time and completeness of dissolution of various types of aspirin in different pH environments.

  • Indicators, Identifying an Unknown | Middle School, High School

    Access is an AACT member benefit. Lab: Indicators of Acids and Bases Mark as Favorite (29 Favorites)

    In this lab, students will use various indicators to identify unknown (clear) solutions as acidic, basic, or neutral.

  • Indicators | Middle School, High School

    Access is an AACT member benefit. Lab: Cellular Respiration and pH Mark as Favorite (14 Favorites)

    In this lab, students learn how a pH indicator can be used to detect the presence of CO2 when they exhale.

  • Acid Base Reactions, Stoichiometry, Limiting Reactant | High School

    Access is an AACT member benefit. Lab: Fizzy Drink Mark as Favorite (56 Favorites)

    In this lab, students will learn the properties of acid and bases while applying the principles of stoichiometry to calculate the amount of base needed to neutralize an acid completely and produce a bubbly drink.

  • Buffers | High School

    Access is an AACT member benefit. Activity: What are Buffers? Mark as Favorite (29 Favorites)

    In this activity, students will complete a card sort that will allow them to understand what makes up a buffer solution and how it works to keep pH from changing.

  • Chemical Change, Chemical Change, Observations, Acid Base Reactions, Chemical Change | Elementary School

    Access is an AACT member benefit. Lesson Plan: The Chemistry of Eggs Mark as Favorite (0 Favorites)

    In this lesson students will learn that vinegar can react with the Calcium in an egg shell to make it rubbery. First, the students will listen to the teacher read a book about eggs. The teacher will then put an egg in a jar with vinegar and let it set for two days. Students will make a prediction about what they think will happen to the egg, and then together they will investigate the final results.

  • Reaction Rate, Reaction Rate, Acid Base Reactions | Middle School, High School

    Access is an AACT member benefit. Lab: Plop, Fizz: How to Affect the Rate of a Chemical Reaction Mark as Favorite (51 Favorites)

    In this lesson, students will react Alka-Seltzer tablets with water. By varying the temperature of the water, particle size of the Alka-Seltzer, and concentration of the Alka-Seltzer they can see the effect on the rate and strength of the chemical reaction.

  • Acid & Base Theories, Strong vs Weak, History | Middle School, High School

    Access is an AACT member benefit. Video: Acid & Base Guys Video Mark as Favorite (56 Favorites)

    This video tells the story of how the definition of acids and bases has evolved from Lavoisier, to Arrhenius, Bronsted-Lowry, and Lewis.

  • Limiting Reactant, Percent Yield, Stoichiometry, Balancing Equations, Chemical Change, Error Analysis, Dimensional Analysis, Acid Base Reactions, pH | High School

    Access is an AACT member benefit. Lab: Limiting Reactant in a Balloon Mark as Favorite (51 Favorites)

    In this lab, students perform a reaction between acetic acid and sodium bicarbonate and determine the amount of product formed and the limiting reactant.

  • Chemical Change, Strong vs Weak, Salts, Acid & Base Theories, Ions, Conductivity, Mixtures | Middle School

    Access is an AACT member benefit. Lesson Plan: Why Drink Gatorade? Mark as Favorite (1 Favorite)

    In this lesson, students will test different flavors of Gatorade and other liquids to investigate acids and bases. This will take several days unless students already know about acids and bases.

  • Titrations, Concentration, Indicators, Acid Base Reactions, Equivalence Point, Molarity | High School

    Access is an AACT member benefit. Lab: Lethal Dose Mark as Favorite (34 Favorites)

    In this lab, students will perform several titrations to calculate the concentration of potentially “lethal” medicycloprophic solutions.

  • Titrations, Acid Base Reactions, Indicators, Chemical Change, Stoichiometry, Balancing Equations, Concentration, Molarity, Error Analysis, Dimensional Analysis, Measurements | High School

    Access is an AACT member benefit. Lab: Vinegar Quality Control Mark as Favorite (39 Favorites)

    In this lab, students will perform a titration of a vinegar sample to determine if it is it close to the concentration claimed on the bottle.

  • Physical Change, Chemical Change, Identifying an Unknown, Acid Base Reactions | Middle School

    Access is an AACT member benefit. Lab: Is It a Hoax? Mark as Favorite (14 Favorites)

    In this lab, students will perform tests on the physical and chemical properties of different substances to determine the identity of the unknown.

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