Curated OER
The Blue Bottle: An Example of Teacher-Guided Inquiry
Learners observe a demonstration in which a bottle containing a colorless solution is mixed, turns blue, then becomes colorless again. They record observations, form and discuss hypotheses, and draw a conclusion based on the evidence.
Biology Junction
Macromolecules
In chemistry, organic means something contains a carbon base. A helpful presentation starts by defining macromolecules as large organic carbon molecules. Scholars answer questions about each topic on the associated worksheet. It covers...
Carolina Biological Supply
Chemistry Formula Practice
Practice naming chemical compounds or stating the formula when given the name. Discover how well you have mastered these skills either by time or percentage correct.
Curated OER
Practice Final
A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...
Curated OER
Organic Chemistry
In this organic chemistry worksheet, students solve 20 problems including isomer structure, functional groups, types of reactions and the polymers that make up the structures of organic molecules.
Curated OER
How Does Mining Produce Acid Runoff?
Students examine how mining and other industry operations can lead to acid runoff. In this mining lesson students study weathering and complete a lab on it.
Curated OER
Household Chemicals
In this chemicals instructional activity, students review how to read chemical labels, define an acid-base indicator, and decide which way strong acids can be dangerous. This instructional activity has 15 short answer and 20 fill in the...
Curated OER
Cabbage Juice Indicator
Pupils experiment with household solutions and classify them as a base or acid. In this exploratory lesson plan students complete a lab where they test products to see if they are an acid or a base.
Curated OER
Off Base
Students study La Chatelier's principle and identify how carbon dioxide may affect pH. In this coral instructional activity students complete a worksheet on pH and observe a lab.
Curated OER
Solutions and Solubility Review
In this solutions and solubility review worksheet, students are given main ideas about intermolecular forces, concentrations of solutions, molar solutions, ionic equations, solubility rules, acids and bases and titrations. Students...
Curated OER
Titration
In this titration worksheet, high schoolers read about titrations or neutralization reactions used to determine the concentration of acids or bases. They are given sample problems used to find the concentrations of acids or bases....
Curated OER
Coloring Fabrics With Dyes from Plant Materials K-12 Experiments & Background Information
Students investigate the effects of acid and bases on dyes made with plant materials. In this chromatography lesson students predict color outcomes and complete a lab activity on color combinations.
University of Georgia
Antacid and Uncle Heartburn
Household materials can be used for more than cleaning! In this collaborative experiment, emerging chemists use products such as vinegar and liquid antacid to explore chemical reactions that commonly occur in the human body.
Curated OER
Safety Labels In The Chemistry Laboratory
In this science worksheet, students examine the safety labels that are displayed in the laboratory and then are expected to complete the homework questions.
Biology Junction
Chemistry
You matter—unless you multiply yourself by the speed of light squared, then you energy! Scholars learn about matter, energy, the elements and so much more using an informative presentation. Completing the included worksheet creates a...
Chymist
How Do We Affect the Quality of Our Atmosphere
Explore the makeup of the earth's atmosphere. Using the set of specific experiments, pupils examine the main elements and compounds present in the atmosphere. Their study extends to investigate the effects of atmospheric...
Royal Society of Chemistry
Chromium Oxidation States
Colorful chromium is captivating! Science sleuths solve a series of puzzles using an interactive resource. Individuals relate the oxidation states of chromium to the colors produced when the compound is placed in acidic or basic solutions.
Curated OER
Chem II - Exam III Warm-Up
In this chemistry worksheet, students take an exam that presents the concept of maintaining the ph balance. This can become a formal assessment.
Curated OER
Invisible Ink
Students wxplore acids and indicators by watching a demostration in which "magic" ink appears. They duplicate the demonstration by writing magic messages using phenolphthalein solution and painting the message with vinegar to show it.
Curated OER
Colorful Milk of Magnesia
Students explore acids, bases, and indicators. They observe the various colors of an acid-base indicator solution and the neutralization of an acidic solution by an antacid.
Curated OER
What Is In The Cup?
Pupils 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 to pH...
Curated OER
"pH and the Environment"
Eighth graders experiment and study about acids and bases by becoming involved in direct hands-on learning experiences and then relate those experiences to their own lives. They experience the Ohio River and what can be done to help...
Curated OER
The Nature of Chemical Change: Acting Out an Example
Learners identify the signs that a chemical reaction took place. In this chemistry instructional activity, students role play the movement of different molecules of matter. They classify matter according to their properties.
Curated OER
What is the Best Solution to Dye Easter Eggs?
Students use red and blue litmus paper to determine the category of common substances. They then set up an experiment using vinegar, water, and ammonia (or milk of magnesia) to determine that acids make the best solution for dyeing...