Curated OER
PH of Acids
Students prepare a solution and relate the concentration to pH. In this investigative lesson students complete a lab then in groups complete several activities.
Curated OER
Invisible Ink - Demonstration
Young scholars observe a demonstration that shows that the indicator, phenolphthalein, is a chemical that displays different colors depending on either the acidity or the basicity of the environment. They use the substance to reveal...
Curated OER
What Is In The Cup?
Young scholars investigate the mixtures of solutions. They utilize cups filled with bases and acids. Students test and determine the pH of each cup. The multiple cups are compared to each other in order to chart acids and bases according...
Curated OER
Vision Props of Signed Numbers
Students explore the concept of titration. In this titration lesson, students observe acid and alkaline reacting. Students discuss pH factor, measuring acidity, neutrality, and alkalinity of liquids. Students put the pH of liquids on a...
Curated OER
The Alkaline Earth Metals
Students investigate the characteristics of alkaline earth metals. For this alkaline earth metals lesson plan, students experiment with a variety of alkaline earth metal compounds and perform tests to observe their properties. Students...
Curated OER
Cholera and the Scientific Method
Five individuals in the class are "infected" with cholera! The rest of the class serves as investigators to discover the source of the outbreak. They test drinking fountains around campus for contamination. You, of course, will secretly...
Chymist
Tritration: Standardization of a Base and Analysis of Stomach Antacid Tablets
Do antacid tablets really do what they claim? An experimental lesson attempts to answer this question. Individuals practice the process of titration during the first part of the experiment. They then use those skills to neutralize an...
Curated OER
Properties of Acids and Bases
Students observe and investigate properties of acids and bases. For this acids and bases lesson plan, students perform 5 different experiments including reactions of acids and metals, reaction of acids with carbonates, neutralization...
Santa Monica College
Titration of Vinegar
Titration calculations require concentration. The 10th lesson in an 11-part series challenges young chemists to use titration in order to determine the molarity and mass percent in concentrated vinegar. Analysis questions encourage...
Pingry School
Determination of the Molar Mass of an Unknown Acid
Acids and bases have a love-hate relationship. They balance each other so nicely, but they are complete opposites! Learners use these concepts and titration to calculate the molar mass of an unknown substance. The experiment document...
Virginia Department of Education
Aspirin Analysis
Laughter may be the best medicine, but aspirin is also important. Young chemists analyze aspirin tablets using titration in this lab experiment. They then repeat the entire experiment using a different aspirin brand.
Science Geek
Properties of Acids and Bases
It's all about that base! Teach the properties of acids and bases using the sixth slide show presentation in a series of seven. The lesson discusses acid and base properties and reactions. Pupils also see the effect on indicators when...
Curated OER
Acid-Base Titrations without Burets
Students analyze the level of acid and base in a titration. In this chemistry lesson, students investigate the amount of acid and base required to create certain household chemicals. They perform this activity without the use of burets.
Curated OER
Who Gave It to You?
Students use logic to locate the primary cases, the people who started the spread of the disease through the population. They graph the data of the number of people infected over time (exchanges) and determine an equation that best fits...
Curated OER
Simulating the Spread of an Infectious Disease
In this health worksheet, students identify various infectious diseases and explore the available options for stopping or preventing the spread of disease. They participate in a simulation experiment on how to measure and prevent. There...
Curated OER
On the Microbe Trail: Bacteria and Aseptic Technique
Learners pour, label, streak, seal and store plates in an incubator. They identify areas in their environment that provide a rich fauna of microbes once they have been swabbed. They identify areas of contamination through a laboratory...
Curated OER
Determination of Equivalent Weight of an Acid
In this chemistry worksheet, students look for the weight of acid and examine its mass using chemical equations and a laboratory procedure.
Curated OER
Acid-base Indicators
There is a chart to complete with results of the titrations for the 14 different pH indicators. There are also nine questions for data analysis, and then four problems requiring equations, molarities, and pH values.
Curated OER
Indicators For Acids and Bases
Fourth graders compare the color of cabbage water when acids and bases are mixed in. In this acids and bases lesson plan, 4th graders use cabbage water and mix in acids and bases that the teacher prepares before hand. They observe the...
Curated OER
The Need for Normality
Students investigate the need for measuring concentrations in normality in titrations. In this titrations and normality lesson, students perform titrations and use different indicators to show they change colors at different pH values....
Curated OER
A Simple Thermoetric Titration
In this thermometric titration worksheet, high schoolers investigate the changes in temperature when an alkali is neutralized by an acid. Students graph their results from the titration and draw 2 best fit lines on their graph. Where the...
Curated OER
You Gave Me What?
Students see how an infectious disease such as AIDS may be quickly transmitted throughout a population. They conduct a simulated transmission of an infectious disease and mathematically determine the number of possible infected individuals.
Curated OER
THE SPREAD OF AIDS
Students perform a hands-on activity in which they simulate the spread of a disease such as aids. One student with unknowingly be the "carrier" of the infection and Students witness how fast it can spread.
Curated OER
Red, White, and Blue
Students explore the types of chemical reactions that can be made with household products. Through various inquires, students work to perform chemical reactions using common household substances and cleaners.