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Worksheet
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Calculating pH

For Students 10th - 12th
In this pH activity, students are given information and directions as to how to calculate the pH of solutions. They use their calculators to find the pH of given solutions and apply what they learned about identifying acids and bases.
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Worksheet
Curated OER

Classifying Chemicals

For Students 9th - 12th
In this acids and bases worksheet, students identify the strengths of acids and  bases and indicate the concentration of hydronium and hydroxide ions. They determine if given chemical formulas are acids or bases, they find the molarity...
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Worksheet
Curated OER

Water Equilibria

For Students Higher Ed
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.
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Worksheet
Curated OER

Cabbage Juice Lab

For Students 6th - 10th
In this acid and base learning exercise, students use cabbage juice as an indicator to test the pH of various solutions. Students complete a table with the solution name, the color red and blue litmus paper turns, the color the cabbage...
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Worksheet
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Physical and Chemical Properties

For Students 6th - 8th
In this properties activity, students will label 9 examples of either physical or chemical properties. Students will complete 2 short answer questions about physical properties and the differences between chemical and physical...
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Worksheet
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Practice Exam III

For Students 11th - Higher Ed
In this chemistry practice exam worksheet, students solve ten multiple choice questions about equilibrium, acids, bases and reactions. Students then solve four problems about equilibrium and chemical reactions of acids and bases.
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Worksheet
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DNA Cut and Paste Activity

For Students 9th - 11th
Here is a cut and paste activity worksheet designed for older students. They fill in the blank with information about the composition of DNA, then create a DNA strand with its complimentary nucleotide chain.
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Worksheet
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WS 10.8 Acid-Base Neutralization and Titration

For Students 10th - 12th
In this acid and base worksheet, students write balanced equations for neutralization reactions, they calculate volumes of acids and bases needed to titrate solutions and they determine molarities of solutions.
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Worksheet
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WS 10.10 Salts and Buffers

For Students 10th - 12th
In this salts and buffers instructional activity, students answer five questions about the acids and bases that form salts as well as the equations for a buffer system.
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Worksheet
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Chapter 15 Review/Acid-Base Titration and pH

For Students 9th - 12th
Chemistry stars calculate ion concentrations, pOH, or pH in different solutions. For questions in the latter half of the activity, they also have to explain why a solution is acidic, basic, or neutral and solve for molarity of a solute....
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Assessment
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2003 U.S. National Chemistry Olympiad Part III

For Students 9th - 12th
In 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.
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Worksheet
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Cell Respiration Worksheet

For Students 9th - 12th
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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Lesson Plan
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DNA Coloring - Transcription and Translation

For Teachers 9th - Higher Ed
In this DNA worksheet, students review the transcription and translation processes. Students label and color the different parts of a DNA strand. This worksheet has 7 fill in the blank questions.
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Worksheet
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Acids/Bases and Buffers

For Students 10th - 12th
In this acids, bases and buffers activity, 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.
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Worksheet
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pH Study Guide

For Students 7th - 9th
In this pH worksheet, students are given a list characteristics and they determine if they belong to acids and bases. They draw a pH scale and identify acidic, basic and neutral numbers and they answer 11 questions about pH, acids and...
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Assessment
Curated OER

2003 US National Olympiad Exam Local Section

For Students 10th - Higher Ed
In this National Olympiad Exam learning exercise, students answer sixty multiple choice questions including topics such as atomic structure, problem solving, thermodynamics, acids and bases and solutions.
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Worksheet
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Weak Acid Base Equilibria Problems

For Students 10th - Higher Ed
In this acid and base worksheet, students calculate the concentration and pH of solutions. This worksheet has 7 problems to solve.
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Worksheet
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Nucleic Acid

For Students 5th - 12th
In this chromosome worksheet students complete a crossword puzzle by answering questions on DNA, nucleic acids, nucleotides and RNA.  
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Lesson Plan
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DNA and RNA Exercise

For Teachers 8th - 12th
In this biology worksheet, pupils work to define the nucleic acids of RNA and DNA. They answer the questions that focus upon the two concepts.
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Worksheet
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pH Curves and Indicators

For Students 9th - 12th
Glimpse how pH changes during an acid-base titration by examining graphs.  It contains not only graphs of pH changes, but also a chart summarizing what indicator to choose for different changes. This is not truly a worksheet, but an...
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Worksheet
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Volumetric Analysis 3-To Determine the Relative Molecular Mass of a Soluble Base

For Students 9th - 12th
In this volumetric analysis worksheet, students determine the relative molecular mass of an unknown group 1 carbonate by experimenting with a known amount of hydrochloric acid. Students use volumetric analysis to determine the moles of...
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Worksheet
Curated OER

Chemistry - Science 10

For Students 8th - 10th
In this chemistry science learning exercise, 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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Worksheet
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Acid-base Indicators

For Students 8th - 12th
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.
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Worksheet
Curated OER

Genetic Challenge Worksheet

For Students 9th - Higher Ed
In this genetics worksheet, students describe how to tell the difference between DNA, RNA, and proteins. Students also learn about the processes of transcription and translation. This worksheet has 3 short answer and 3 fill in the blank...

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