Curated OER
Acids and Bases: Together again!
Young scholars identify principles behind acid-base reactions. They predict factors that may affect an acid-base reaction. Students identify questions and concepts that guide scientific investigations.
Curated OER
Acids, Bases, and pH
Students investigate acids, bases,and pH. They test the acidity and basicity of various household items using litmus paper. Using their results, they rank the substances according to pH and identify the contributing chemical on the label.
Curated OER
Acids and Bases: Their Reactions, Conductivity, Base Indicators and Neutralization Reaction
Students conduct experiments and collect data to determine physical and chemical characteristics of acids and bases.
Curated OER
The Blue Bottle: An Example of Teacher-Guided Inquiry
High schoolers 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.
Curated OER
Bridging the Gaps Between the Three Worlds of Chemistry
Students examine the observed world, molecular world, and the symbolic world of chemistry. They observe a demonstration of the conductivity of solutions, describe the properties of acids and bases, and predict the outcome of solution...
Curated OER
Auxin: Indole-3-Acetic Acid
Students identify auxins from their structural formulas. They understand the process of refluxing in chemical synthesis. Students perform thin layer chromatography using silica gel plates to differentiate chemical substances.
Curated OER
Acid and Base Activities
Students experiment with acids and bases. In this elementary level chemistry lesson, students perform activities for testing acids and bases. They use universal indicator paper to determine which substances are acidic and which are...
Curated OER
pH: Acids and Bases
In this scientific investigation worksheet, students follow the provided procedures to examine the pH levels of acid and bases and then respond to 1 short answer question.
Curated OER
PH Neutralization For Pollution Control
Students recognize whether a solution is an acid or a base. In this acids and bases lesson plan, students use chemicals and identify if those chemicals are acids or bases. From the conclusion, students will be able to identify if the...
Curated OER
Weathering
In this weathering worksheet, students fill in 16 blanks with given terms about the types of weathering, the results of weathering and the causes of different types of weathering.
Curated OER
Acids and Bases
In this acid and base worksheet, students solve 11 problems including calculating pH of solutions, describing buffers, calculating solubilities of solutions and identifying acid-base pairs.
Curated OER
Titration Calculations
In this titration worksheet, students calculate the moles of acids in a given amount of solution. Students balance equations and calculate the concentrations of given acids. This worksheet has 10 problems to solve.
Curated OER
Chemistry - Science 10
In this chemistry science worksheet, students identify the parts of a chemical reactions. Students name the major particles of the atom. Students apply knowledge about the atom, theories, and models.
Curated OER
Household Chemicals
In this chemicals worksheet, students review how to read chemical labels, define an acid-base indicator, and decide which way strong acids can be dangerous. This worksheet has 15 short answer and 20 fill in the blank questions.
Curated OER
Titration Curves
In this titration learning exercise, students determine the pH of solutions before, during, and after titration. This learning exercise has 4 problems to solve.
Curated OER
Acids and Bases Are All Around
In this acids and bases worksheet, students read a 1 page article on acids and bases and answer 10 true or false, short answer, multiple choice and/or fill in the blank questions or statements referring back to the article.
Curated OER
Acids and Bases Crossword
In this chemistry worksheet, learners complete a crossword puzzle with 27 clues about acids and bases. Each clue lists number of letters for correct word.
Curated OER
Answers for Acids and Bases Crossword
In this chemistry activity, students are provided with the answers for a crossword puzzle with 27 clues about acids and bases.
Curated OER
Acids and Bases-pH Experiment
In this chemistry lab worksheet, student use pH paper to test the pH of common household items. After collecting and charting their data, they complete 12 follow-up questions.
Curated OER
pH Pre-Lab: Acids and Bases
For this chemistry lab, students determine whether or not their saliva is acidic, basic, or neutral. After completing their test, they answer 6 analysis questions.
Curated OER
Water Ph
Eighth graders study the concepts of acids, bases, salts and neutralization. They discuss steam adoption program, acid rain and other ecological implications. They use indicators to obtain pH values of household chemicals and to...
Curated OER
Acids, Bases and Salts
Students explore acids, bases and salts. They define acid and base. Students describe the characteristics and properties of acids and bases. They relate the processes of ionization and dissociation to the formation of acids and bases.
Curated OER
Natural Indicators: How Do They Work?
Students describe characteristics and common uses of acids and bases. They describe the role of natural indicators in the chemistry of acids and bases after testing and making observations on a variety of plant extracts. Students observe...
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...