Curated OER
Investigating the Change
Sugar crystal growth is observed as an example of physical change and cabbage juice pH indicator is used to demonstrate chemical change. The crystal growth is tracked over five days. The cabbage juice experiment is involved and can also...
California Academy of Science
Coral and Chemistry
Using cabbage juice as a pH indicator, future scientists explore the effect of increasing carbon dioxide on the pH of the ocean and relate it to the health of coral reefs. Ideal for an earth or environmental sciences course, this lesson...
Curated OER
Chemistry is pHun
Students investigate the pH of solutions and they learn how to use different types of indicators. In this pH lesson plan, students test various solutions with pH paper and determine if they are acidic, basic or neutral. They also test...
Curated OER
Acids and Bases
In this acids and bases worksheet, students learn the differences between an acid and a base and how pH is used to measure the strength of an acid or base. Students read about pH and acid rain. This worksheet has 10 matching and 20 fill...
Curated OER
Acid/Base Equilibrium
In this equilibrium instructional activity, students solve nine problems related to acids, bases, buffers, ionization and calculations of pH.
Curated OER
Titrations Worksheet
In this titrations activity, students answer 4 questions about titrations and solve for the pH of solutions and their concentrations. They determine the quantity of a base needed to neutralize an acid.
Curated OER
Beverage Tests
Students investigate the pH of a liquid. In this middle school mathematics/science lesson, students collect and analyze data regarding the pH of various liquids. Students display their data in various types of graphs as they...
Curated OER
Classifying Chemicals
In this acids and bases worksheet, high schoolers identify the strengths of acids and bases and indicate the concentration of hydronium and hydroxide ions. They determine if given chemical formulas are acids or bases,...
Curated OER
CHM 152-Acids, Bases and Salts (Chptr. 14)
In this acids, bases and salts worksheet, students answer sixty three questions about ionization, pH, pOH, strong acids and bases, equilibrium and salts. They write formulas for acids and bases, they identify conjugate acids and bases...
Curated OER
Acids and Bases
In this acids and bases worksheet, students answer 18 questions about acids, bases, titrations, pH of solutions and the ions that make solutions acidic or basic.
Curated OER
Acids and Bases
In this acid and base activity, learners calculate the pH of solutions, sketch a titration curve, write equations used to determine the pH of solutions and determine the location on a titration curve of a given molar solution.
Curated OER
Acids and Bases Worksheet
In this acid and base instructional activity, students solve three problems. They calculate pH and equilibrium concentrations, they determine what is needed to prepare a proper buffer solution and they answer questions about a titration.
Curated OER
Don’t Cry Over Spoiled Milk!
Seventh graders explore how milk spoils over time. In this biology lesson, 7th graders discover how pH changes as microorganisms enter the food and multiply. They explain the benefits of pasteurization process.
Creative Chemistry
Acids and Bases
For this acid and base worksheet, students test 13 different substances to determine their pH, the type of acid or base they are, the color the universal indicator turns, the color red litmus paper turns, and the color blue litmus paper...
Curated OER
Chapter 16 Worksheet-Acids and Bases
In this acid and base worksheet, learners solve fourteen problems including finding the pH of solutions, calculating the hydronium and hydroxide ion concentration, naming substances and identifying if the are strong or weak acids or...
Curated OER
WS 10.9 Ka/Kb
In this weak acid and base worksheet, students find the pH of solutions given the equilibrium constants for each of the weak acids and weak bases.
Curated OER
Determining Acids and Bases
Students test various liquids and identify as acids or bases. In this chemistry and pH lesson, the students use purple cabbage indicator to test a variety of teacher-provided substances, then bring in liquids from home to test acidity....
Curated OER
Vocabulary - Acids and Bases
In this acids and bases activity, students write in the definitions for 20 terms associated with acids and bases, including buffer, pH, and equilibrium.
Curated OER
Acid Rain Environment Pollution
Learners combine different materials to create chemical reactions. In this chemical reaction lesson plan, students will combine different materials to create chemical reactions and define these results as acids or bases. They will also...
Curated OER
Water Quality and Environmental Pollution
Learners use litmus paper to begin to discover the qualities of acids and bases. They learn about pH by testing clear liquids for acidity with purple cabbage juice as an indicator. The video Streamkeeper, with Bill Nye, and other video...
Curated OER
Air Pollution: What's the Solution?
In this air pollution worksheet, students simulate acid rain falling on soil and determine the pH of the soil after spraying it with an acidic solution. They measure the pH of water sprayed with an acidic solution to represent the...
Curated OER
Acid Rain
Simulated acid rain, a dilute sulfuric acid solution, needs to be prepared for this demonstration. After a condensed lecture on acid rain, you will apply the solution to a sample of granite and a sample of limestone. Your young...
NOAA
Off Base
How does carbon dioxide affect the world's oceans? The final installment in a series of six lessons has pupils research ocean acidification, then conduct an experiment to witness the delicate balance that exists in our seas. Materials...
Curated OER
Water Quality Monitoring
Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...