Creative Chemistry
pH Curves and Indicators
Glimpse how pH changes during an acid-base titration by examining graphs. It contains graphs of pH changes and a chart summarizing what indicator to choose for different changes. This is not truly a learning exercise, but a handy handout...
Curated OER
Chapter 12 Review, Section 1: Solutions
Here is a different approach to solutions: a worksheet that has chemistry learners use words to describe them! This is an outstanding exercise that will stretch learners to show what they know. They answer questions comparing solutions,...
Royal Society of Chemistry
Electrolysis Using a Microscale Hoffman Apparatus—Microscale Chemistry
Get big results out of a small-scale lab! Young chemists observe the electrolysis of sodium sulfate using a microscale experiment. A colorful indicator solution combined with the production of gas bubbles yields a variety of observations...
Curated OER
Acid-Base Indicators
The first two pages provide a chart to complete with results of a lab test using different solutions and indicators. The data analysis questions will help your students understand the concentrations of the solutions and how they affect...
Pingry School
Acid-Base Indicators
Acid-base indicators are an essential part of any chemistry classroom. Individuals explore the color-changing feature of the important indicators in a vibrant hands-on activity. Using serial dilution, learners create solutions ranging...
Curated OER
Molarity of Solutions
For this molarity worksheet, students determine the mass needed to make the given solutions and calculate molarity and volume of solutions. This worksheet has 14 problems to solve.
Mathed Up!
Algebra: Indices
Indices and exponents mean the same. Pupils review exponential notation by watching the review video for the General Certificate of Secondary Education math assessment refresher. Scholars then use the activity to show what they know...
Creative Chemistry
Inorganic Compounds in Aqueous Solution-Colors
In this instructional activity on inorganic compounds, students complete a chart by determining the reactions that occur between inorganic compounds in aqueous solutions. Students indicate the color of each solution and the product...
Curated OER
2002 U.S. National Chemistry Olympiad National Exam - Part I
As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...
Curated OER
Diffusion across a Selectively Permeable Membrane
Lab groups fill a section of dialysis tubing with glucose and starch solutions and suspend it in a water bath. They use iodine as a starch indicator and a glucose test strip to find out if either of the materials crossed the selectively...
Curated OER
Acid-base Indicators
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.
Creative Chemistry
Acids, Alkalis and Indicators
In this pH instructional activity, learners describe acids and alkalis. They also determine whether substances are strongly acidic or alkaline. To determine the pH of given substances, learners use the color of universal indicator paper....
Curated OER
The Action of A Buffer Solution
For this buffer solution worksheet, high schoolers experiment with the addition of different solutions to a buffer solution and observe the changes in pH using a pH probe. Students describe the differences between adding pure water and...
Royal Society of Chemistry
Acids and Bases—Microscale Chemistry
Here's proof that small-scale labs lead to big-time learning. Introduce acid-base interactions to middle school scientists through a microscale chemistry lab. Pupils combine a variety of solutions and use indicators to obtain approximate...
Curated OER
Solutions
In this solutions worksheet, students calculate the pH of given solutions. Students determine the equation used to determine pH and the estimated pH for mixtures. This worksheet has 12 fill in the blank and 15 problems to solve.
Curated OER
Solutions
In this solutions worksheet, students answer 18 questions about solutions, saturation of solutions, solvents and solubility.
Curated OER
Regents High School Examination PHYSICAL SETTING CHEMISTRY 2006
The 2006 version of the Regents High School Exam is just as thorough as the rest of them! Assess chemistry learners on an entire year's curriculum when they take this thirteen page test.
Curated OER
Regents High School Examination PHYSICAL SETTING CHEMISTRY 2007
The University of the State of New York has designed a series of exams to be given to high schoolers. This chemistry exam is one of the most comprehensive and well-written that you will ever find. It consists of 84 questions in a variety...
Curated OER
pH Lab
In this pH worksheet, students experiment with dilutions of acidic solutions to test for the pH using cabbage as an indicator. They then test a variety of substances for pH. On day two of the lab, they test conductivity of solutions and...
Curated OER
WS 8.9 Review Worksheet-Solutions
In this solubility worksheet, students answer eighteen questions including reading a graph to indicate solubility of three different compounds at particular temperatures, calculating percent of solutes in a solution, determining molarity...
Curated OER
Additional Aqueous Solution Review Problems
In this solutions worksheet, students balance chemical equations, classify reactions by the type of reaction it represents, and review the solubility rules. Students practice working out double displacement, neutralization, and dilution...
Curated OER
Paint Palette Mixing
New math? Sure. Squirt, mix, and match. They may make a mess, but kids are sure to enjoy squirting primary colors on their pallette, following the visual formula indicated, and presenting their solutions to these color problems.
Curated OER
Mixtures and Solutions Activities
In this mixtures worksheet, students access an activity on the web and record their answers from the web activity into a graphic organizer. Then students complete 2 short answer questions.
Curated OER
Air Pollution: What's the Solution?
For this air pollution worksheet, students watch a video about asthma and indicate the triggers of asthma. They also use a web site to get real time data about the ozone, particle pollution and air quality to answer four...