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Curated OER
Acids, Bases and Salts
In this acids, bases and salts activity, students solve five problems in order to determine the molarity of solutions or the volume of substances to be added to make molar solutions. They also solve five dilution problems about acids.
Curated OER
More Acid-Base Indicators
Middle schoolers 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...
Curated OER
Protein Synthesis Worksheet
In this protein synthesis worksheet, students complete 17 questions about making proteins through the process of transcription and translation. They use a sample of DNA to make a protein using a given tRNA dictionary.
Curated OER
Titrations Worksheet
In this titrations worksheet, 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
Acid, Base, or Salt?
In this acids and bases worksheet, students read about the differences between acids and bases and then complete a table comparing the characteristics of both. Then students determine if the given statements describe an acid, base, or...
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Anhydrides, Acid Rain and Titrations
In this chemical compounds worksheet, students determine is compounds will act as acids or bases when added to water. Students compare basic, acidic, and amphoteric anhydrides. This worksheet has 15 fill in the blank, 2 short answer...
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Chemistry Worksheet 3
In this chemistry instructional activity, students determine the pH of several given solutions. Students label indicated substances as either acids or bases according to Bronsted-Lowry theory.
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Water Equilibria
In this water equilibria worksheet, students calculate the pH of solutions, they fill in a table with the type of acid or base given a compound and it's concentration and they calculate approximate solubilities for salts.
Creative Chemistry
Thermometric Titration Involving Dataloggers
In this thermometric titration learning exercise, high schoolers determine the concentrations of hydrochloric acid and ethanoic acid using a titration where they measure the temperature of the solution as it is titrated. The equivalence...
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2003 U.S. National Chemistry Olympiad Part III
For this chemistry Olympiad worksheet, pupils are given 2 lab problems to work on. They must explain their experiment they would carry out, show their data and write their results and conclusions of the lab and the process.
Curated OER
Acid Base
In this acid and base worksheet, students review the characteristics of acids and bases, how to calculate pH of a solution, and define a buffered solution. This worksheet has 16 multiple choice questions and 3 problems to solve.
Curated OER
Acid Base Equilibria
In this acid and base instructional activity, students classify compounds as acids or bases and write down its equation. Students calculate pH of chemical compounds. This instructional activity has 14 problems to solve.
Curated OER
Acid-Base Equilibria
In this acids and bases learning exercise, students calculate the equilibrium concentrations for acidic solutions. This learning exercise has 5 problems to solve.
Curated OER
Every Breath You Take
Students study acids and bases and the uses of indicators. They interpret the actions of an indicator to conclude that bromothymol blue turns yellow in the presence of a weak acid.
US National Library of Medicine
Basic Genetic Concepts and Terms
Have you ever wondered why you aren't taller or invisible? It all comes down to your dominant and recessive genes. Introduce your class members to genetics with a presentation that includes worksheets for young geneticists to...
Curated OER
Acids/Bases and Buffers
In this acids, bases and buffers worksheet, students define terms, solve problems such as calculating the pH of solutions and the molarity of solutions and they write balanced equations of neutralization reactions.
Curated OER
Protein Synthesis
For this protein synthesis worksheet, students use a given strand of DNA to write the complimentary base pairs. They transcribe the message to the RNA and then they translate the message into the proper amino acids using the codons on...
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Acid Base Neutralization Problems
In this acid base activity, students calculate the concentration of solutions as products of acid and base reactions. This activity has 9 problems to solve.
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Chapter 15 Review/Acid-Base Titration and pH
Chemistry stars calculate ion concentrations, pOH, or pH in different solutions. For questions in the latter half of the worksheet, they also have to explain why a solution is acidic, basic, or neutral and solve for molarity of a solute....
Curated OER
Cell Respiration Worksheet
Beginning biologists demonstrate their grasp on cellular respiration, photosynthesis, and energy flow though ecosystems when completing this worksheet. Fifteen multiple choice and short answer questions test their knowledge. Because of...
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Physical and Chemical Properties
In this properties worksheet, learners write the correct term in the spaces beside each definition. Then, students unscramble the letters in the boxes to answer a riddle.
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Nucleic Acid
In this chromosome worksheet students complete a crossword puzzle by answering questions on DNA, nucleic acids, nucleotides and RNA.
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DNA
In this science worksheet, students read about cells, chromosomes, and genes. Students order the following items from largest to smallest: cells, chromosomes, DNA, genes, and bases.
Curated OER
Balancing Redox Reactions
For this redox worksheet, students balance 6 equations that involve acids and bases. They balanced oxidized and reduced compounds as well as their oxidizing and reducing agents.