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How can pH be used to determine possible product tampering?
Students investigate the strength of acids and bases experimentally. They answer the question, "How can pH be used to determine possible product tampering?" by testing acids and bases with litmus paper.
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More Acid-Base Indicators
Learners explore acids, bases, and indicators. They use turmeric solution, phenolphthalein, and goldenrod paper to determine the acidity and basicity of a variety of common household substances. A worksheet is included to record test...
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Can Acid and Bases Remedy the Body?
Students experiment with acids and bases using technology-based "probe-ware", computers, and household products in this exciting biology/chemistry lesson. The lesson was written for an advanced 6th grade class.
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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.
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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.
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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.
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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.
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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...
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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.
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Surface Area of Prism
Tenth graders are provided instructions, including a video, on calculating the surface area of a prism. The one-page interactive worksheet contains two worked questions. Answers are included.Â
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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...
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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.
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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...
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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.
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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.
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Bronsted Acids and Equilibria
In this acids and bases worksheet, learners give the Arrhenius and Bronsted definitions of an acid and base. Students determine the conjugate acids and bases and determine the stronger acids or bases from given compounds. This worksheet...
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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.
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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.
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Trapezoids
For this trapezoids worksheet, 10th graders solve 5 different problems related to trapezoids and applying the appropriate theorem. First, they define a trapezoid, including its bases, legs, and base angles. Then, students use the...
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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.
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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.
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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.
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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.
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Acid-base Homework Problem Set 1
In this acid-base reaction worksheet, students balance reaction equations when acids and bases are mixed then calculate the pH of the solution. There are 2 questions with a total of 18 parts.