Curated OER
2001 U.S. National Chemistry Olympiad - Local Section Exam
Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...
Curated OER
2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
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
Working with Solutions
In this solutions instructional activity, students review how molarity is calculated and how to prepare a dilute solution. This instructional activity has 5 problems to solve.
Curated OER
How Can We Accurately Make Different Solutions of Different Concentrations?
Students work together to create different solutions made from different concentrations of liquids. They record and analyze their data. They answer discussion questions to complete the lesson.
Curated OER
Chemistry Practice
In this chemistry overview worksheet, learners calculated the volume of different gases and liquids given in a word problem. Students had to calculate the molecular mass and write the empirical formula and the molecular formula.
Chemistry Collective
Virtual Lab: Cola and Sucrose Concentration Problem
Recreate the secret Coca-Cola formula in a virtual lab. Young scholars create the solution and then calculate sucrose concentrations in terms of percent mass, molarity, molality, and mole fraction. Then using density, learners...
College Board
2014 AP® Chemistry Free-Response Questions
More than half of AP Chemistry test takers earn a high enough score to get college credit. Improve that statistic by using past test questions including precipitate, molarity, and chemical equations to prepare for a future exam. The...
Chemistry Collective
Virtual Lab: Identifying an Unknown Liquid from its Density
Mislabeled bottles can cause a dangerous situation! Young chemists design a method for determining the true contents of a solution in a virtual lab activity. Their study of density helps them identify the makeup of the solution.
Curated OER
Dilutions
In this dilutions instructional activity, students calculate molarity of solutions and practice figuring out the volume of concentrate needed for a specific dilution of solutions. This instructional activity has 4 word problems.
Curated OER
Solubility of Ionic Substances
In this solubility worksheet, pupils identify substances as either ionic or molecular, define saturated solution and solubility, and calculate concentration of solutions. This worksheet has 7 short answer, 5 fill in the blank, and 27...
Curated OER
Chemical Reactions
In this chemical reactions worksheet, students calculate the molar mass and the rate of reaction for the given chemical reactions. This worksheet has 3 problems to solve.
Curated OER
Titrations
In this titrations worksheet, students calculate the concentration of solutions and the molarity of solutions for the given chemical equations. This worksheet has 4 problems to solve.
Curated OER
Qualitative Analysis and Ksp Calculations
In this compounds worksheet, students determine which anion is present in solution from the results of testing with various reagents. Students compare the solubility of different compounds in water. This worksheet has 7 fill in the blank...
Curated OER
Stoichiometry
In this stoichiometry worksheet, students determine the concentration of solutions and calculate the molarity of solutions for given chemical equations. This worksheet has 4 problems to solve.
Curated OER
Concentration Practice
In this concentration worksheet, students determine the molality, mole fraction, and the percent by mass for the given solution. This worksheet has five problems to solve.
Curated OER
Acids and Bases Spring Worksheet
In this acids and bases worksheet, students answer 20 questions about acids, bases, neutralization reactions, buffers and molar solutions.
Curated OER
Acids and Bases
In this acid and base learning exercise, students calculate the pH of solutions, sketch a titration curve, write equations used to determine the pH of solutions and determine the location on a titration curve of a given molar solution.
Curated OER
Molarity
In this molarity worksheet, students calculate the molarity of 13 different molecules. Students also determine the concentration of given solutions. This worksheet has 19 word problems.
Curated OER
Moles, Molarity, Grams, and Formula Units
In this atoms worksheet, high schoolers calculate the number of moles, molarity, grams, or formula units for 20 different problems.
Curated OER
Solutions
In this solutions worksheet, students determine the pH or molar solubility of different solutions. Students state is the mixture given forms a buffer. This worksheet has 20 problems to solve.
Curated OER
Molarity, Excess and Percent Yield
In this molarity worksheet, students are given balanced equations and they are to calculate the mass or volume of reactants and products. Students calculate the theoretical, percentage, and actual yield for chemical equations. This...
Curated OER
I Have the Solution!
Students explain how to make solutions with specific concentration. For this chemistry lesson, students differentiate acids and bases. They calculate molarity of solutions.