Curated OER
Reaction Time
Students record reaction time data and calculate minimum, maximum, mean, median, and mode. They participate in a class reaction time activity, observe and conduct an online experiment, and discuss and analyze the activity results.
Curated OER
Reaction Time
Third graders review important vocabulary to explain measures of central tendency and reaction time. In pairs, they measure reaction time of dropping and catching a ruler. Data is collected after repeated catches and information is...
Curated OER
CH 302 Spring 2008 Worksheet 13-Reaction Rates
In this reaction rates worksheet, students solve twenty problems including calculating reaction orders, reaction rates and writing rate expression for given multi-step reactions.
Curated OER
Quiz 2-Chemistry Reaction Rates
For this rate of reactions quiz, students solve three problems related to chemical reactions and their rates including rates of decay and rate constants.
Curated OER
2007 U.S. National Chemistry Olympiad Part II
Eight multi-step chemistry problems, including analyzing a titration, writing equations, predicting products and limiting reagents, calculating concentrations of ions, and using stoichiometry to solve for unknowns in reactions make up...
Curated OER
Rate Law Problems
If you need a variety of questions for reactions and rate calculations, this resource is for you. Inspire your students to manipulate values and equations to fit the questions. The word problems are quite involved and require young...
Kenan Fellows
Qualitative Kinetics: Examining the Effect of an Enzyme on a Reaction
Scholars learn about kinetics and buffers as they use qualitative and quantitative methods to understand enzyme rates and buffer capacity. The application of Beer's Law and spectrophotometry solidifies pupils' knowledge in the first of...
Curated OER
Experiment on Measuring Reaction Rates
High schoolers investigate the rate of a chemical reaction. In this rate of reactions lesson plan, students use an electronic balance to measure the change in mass of a chemical reaction between hydrochloric acid and calcium carbonate....
Curated OER
Reaction Rates and Equilibrium Worksheet
In this chemistry worksheet, students calculate the rate of given reactions to complete 9 problems. They draw a reaction coordinate diagram showing the activation energy for each step.
Curated OER
The Math Reaction
Students use the reaction time to figure out problems. They use the following example to get them started with reaction time: the edge of a ruler is placed near a person's thumb and index finger and, without warning, the ruler is...
Curated OER
Reaction Kinetics
In this chemical reactions worksheet, students determine the reaction rate for various reactions, write balanced equations, create graphs showing the reaction over time, and calculate the activation energy and potential energy. This...
Curated OER
Kinetics Practice I key
In this kinetics worksheet, students solve six problems mostly about reaction rates. Included is a problem where students calculate reaction rates of sucrose and water and plot the data of the reaction.
Curated OER
Kinetics
In this kinetics worksheet, students answer a variety of questions. They find reaction rates, determine the order of reactions and they determine rate constants. They calculate the half-life for reactants and they answer questions about...
Teach Engineering
Microfluidic Devices and Flow Rate
When you have to flow, you have to flow. The instructional activity introduces class members to microfluidic devices and their uses in medicine. They watch a short video on how the diameter affects the rate of flow. The worksheet has...
Curated OER
1999 U.S. National Chemistry Olympiad Part II
A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.
Curated OER
Reaction Rates
In this chemical reactions worksheet, students explain why certain reactions take place slowly or quickly. Students calculate the rate of consumption for given reactions. This worksheet has 14 problems to solve.
Curated OER
Measuring Reaction Rates
In this chemical reaction worksheet, students determine the rate of consumption or rate of production for given reactions. This worksheet has 14 problems to solve.
Curated OER
A Sweet Drink
Students investigate reaction rates. For this seventh or eighth grade mathematics lesson, students collect, record, and analyze data regarding how the temperature of water affects the dissolving time of a sugar cube. Studetns determin...
Curated OER
Kinetics Homework Problem Set
In this chemistry worksheet, students determine the reaction rate as specified for each in seconds. Then they determine the activation energy for the reaction and preexponential factor as stated. Students also determine the concentration...
Curated OER
Energy Changes, Rates of Reactions, Nuclear Chemistry
In this energy changes, rates of reactions and nuclear chemistry activity, students solve 14 problems to review concepts about endothermic and exothermic reactions, heat of combustion, heat of reactions, enthalpy, kinetic and potential...
Curated OER
Kinetics and Equilibrium
In this kinetics and equilibrium worksheet, students use the diagram to answer the questions as it relates to endothermic or exothermic reactions. Students indicate the result in the reaction rate as speeding up or slowing down.
Curated OER
Enzyme Reaction Rates Using Toothpicks
Students pretend to be enzyme that breaks toothpicks in timed intervals. They complete calculations to determine how many toothpicks are broken per second to determine the rate of reaction of the enzyme.
Curated OER
Rate Determining Step and Catalysts
Students investigate the rate determining step in a chemical reaction and how catalysts effect reactions. In this rate determining step and catalyst lesson, students work in groups to perform 5 tasks. They rotate each task and time how...
Curated OER
Reaction Reversibility
In this reaction reversibility worksheet, learners find the equilibrium equation for a reaction of two gases and plot their concentrations over time. They answer 12 questions about the chemical reaction.