Classroom Resources: Acids & Bases
26 – 50 of 57 Classroom Resources
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Titrations, Indicators, Acid Base Reactions, Stoichiometry, Percent Composition | High School
Lab: The Egg-straordinary Issue
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.
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Titrations, Indicators, Molarity, Concentration | High School
Demonstration: How to Perform a Titration
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.
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Buffers, Solubility, Molecular Structure | High School
Lab: Aspirin Tablets: Are they all the Same?
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.
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Indicators, Identifying an Unknown | Middle School, High School
Lab: Indicators of Acids and Bases
In this lab, students will use various indicators to identify unknown (clear) solutions as acidic, basic, or neutral.
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Indicators | Middle School, High School
Lab: Cellular Respiration and pH
In this lab, students learn how a pH indicator can be used to detect the presence of CO2 when they exhale.
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Acid Base Reactions, Stoichiometry, Limiting Reactant | High School
Lab: Fizzy Drink
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.
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Buffers | High School
Activity: What are Buffers?
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.
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Acid & Base Theories, Strong vs Weak, History | Middle School, High School
Video: Acid & Base Guys Video
This video tells the story of how the definition of acids and bases has evolved from Lavoisier, to Arrhenius, Bronsted-Lowry, and Lewis.
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Limiting Reactant, Percent Yield, Stoichiometry, Balancing Equations, Chemical Change, Error Analysis, Dimensional Analysis, Acid Base Reactions, pH | High School
Lab: Limiting Reactant in a Balloon
In this lab, students perform a reaction between acetic acid and sodium bicarbonate and determine the amount of product formed and the limiting reactant.
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Titrations, Concentration, Indicators, Acid Base Reactions, Equivalence Point, Molarity | High School
Lab: Lethal Dose
In this lab, students will perform several titrations to calculate the concentration of potentially “lethal” medicycloprophic solutions.
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Titrations, Acid Base Reactions, Indicators, Chemical Change, Stoichiometry, Balancing Equations, Concentration, Molarity, Error Analysis, Dimensional Analysis, Measurements | High School
Lab: Vinegar Quality Control
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.
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Pros Cons of Nuclear Power, Combustion, Acid Rain, Radiation, Renewable Energy, Radiation | High School
Activity: Town Meeting
In this activity, students will learn about acid rain, gas scrubbers, half-life, chain reactions, and other topics around electricity production through a debate on nuclear power.
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Titrations, Equivalence Point, Indicators, Acid Base Reactions, Chemical Change, Salts, Molarity, Reaction Rate, Order of Reaction , Error Analysis | High School
Lab: Titration Lab with Kinetics
In this lab, students calculate the molarity of an unknown using a titration and also by solving for a dilution.
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Titrations, Strong vs Weak, Indicators, pH, Equivalence Point, Acid Base Reactions, Balancing Equations, Graphing | High School
Lab: Titration Curves
In this lab, students graphically observe a plot of micro acid/base titrations and determine the equivalence point of each plotted curve.
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Strong vs Weak, Indicators, Titrations, pH | High School
Lab: Titration
In this lab, students will learn the difference between strong, weak, and concentrated acids by carrying out various titrations.
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Acid Rain, Chemical Change, Acid Base Reactions, pH, Chemical Change, Classification of Reactions, Observations, Interdisciplinary | High School
Activity: Investigating Acid Rain
In this activity, students will investigate the chemistry of acid rain through web based research. Students will also have the opportunity to observe the reaction between a common acid and a material in a week long simulation and relate their findings to the effects of acid rain.
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Combustion, Chemical Change, Catalysts, Acid Base Reactions, Chemical Change, Balancing Equations, Classification of Reactions, Observations, Chemical Change | Middle School, High School
Demonstration: Stop & Go Gases
In this demonstration, students will witness the ability of carbon dioxide to extinguish a flame and oxygen to feed a flame. They will also be introduced to the concept of catalysts. This demonstration could also be used as an opportunity to practice writing and balancing equations and classifying chemical reactions.
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Heat of Neutralization, Acid Base Reactions, Exothermic & Endothermic, Temperature, Specific Heat, Calorimetry, Bond Energy, Net Ionic Equation, Molarity, Dimensional Analysis, Measurements, Mole Concept | High School
Lab: Heat of Neutralization
In this lab, students carry out an acid-base reaction to calculate the heat of neutralization based on experimental data. This lab will reinforce the concepts of exothermic and endothermic processes, system and surroundings, and heat of reaction (specifically, neutralization).
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Acid Rain, Acid Base Reactions, Chemical Change, Chemical Change, Indicators, Equivalence Point, pH, Concentration, Molarity | High School
Lab: Seeing the Effects of Acid Rain
In this lesson, students will prepare an environment and make acid rain to see how the acid rain effects the items in the environment.
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Indicators, Acid Base Reactions, Chemical Change, Observations | High School, Elementary School, Middle School
Demonstration: Secret Message
In this lesson, students will observe a hidden message while understanding simple acid/base chemistry and indicators.
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Reaction Rate, Reaction Rate, Acid Base Reactions | Middle School, High School
Lab: Plop, Fizz: How to Affect the Rate of a Chemical Reaction
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.
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Indicators | High School, Middle School
Lab: Detecting pH of Commonly Used Acids and Bases
In this lab, students will use their knowledge of acids and bases to determine the acidity and basicity of every day items by measuring pH using several different methods for determination. Indications of pH may be determined using red & blue litmus paper, pH strips, and pH probes or pH meters.
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Titrations, Indicators, Strong vs Weak, Equivalence Point, pH | High School
Lab: Meet The Indicators
In this lab, students will use their background with titrations to see how different indicators change colors at different pH's.
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Titrations, Concentration, Acid Base Reactions, Indicators, Molarity, Interdisciplinary | High School
Lab: Calculating Acid in Lemon-Lime Soda
In this lab, students will investigate the molarity of citric acid in a clear, lemon-lime flavored soft drink through titrations with 0.10M NaOH and an indicator.
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Indicators, Acid Base Reactions | High School, Elementary School, Middle School
Demonstration: Another Secret Message
In this demonstration, students will observe a hidden message while understanding simple acid/base chemistry and indicators.