Chemistry Collective
Virtual Lab: Weak Acid and Base Problems
You'll feel strongly about this weak acid and base virtual lab! Scholars experiment with the wonders of dissociation constants in a simulated lab environment. The accompanying written work includes buffer preparation, titration curves,...
Chemistry Collective
Virtual Lab: Strong Acid and Base Problems
Strong acids and bases don't hesitate to dissociate! Your chemistry class won't hesitate calculating pH either, thanks to an engaging simulation. Individuals perform a series of pH determinations on paper, then use the virtual lab to...
Chemistry Collective
Virtual Lab: DNA Binding Problem
Why do the bases in DNA pair up the way they do? Unravel the mystery of the double helix in a virtual lab. Young scientists follow in the footsteps of Watson and Crick to determine the free energy associated with DNA base pair binding....
Chemistry Collective
Virtual Lab: Determination of the pH Scale by the Method of Successive Dilutions
Where did the pH scale come from? Take a deeper look at a most important measure of ion concentration using a simulated physical determination. Young chemists prepare a series of dilutions after determining a dilution factor for the...
Chemistry Collective
Virtual Lab: Cobalt Chloride and Le Chatelier’s Principle
Colorful cobalt complexes make a great way to learn about Le Chatelier! Eager chemists explore equilibrium through a virtual lab. Individuals use solutions with two different concentrations and observe the color changes that indicate...
Chemistry Collective
Virtual Lab: ATP Reaction (Thermochemistry and Bonding)
If you've ever felt a little drained ... try converting some ATP to ADP! Science scholars perform one of life's most important reactions using a simulated lab workbench. The fun-to-use interactive allows pupils to control the reactants...
Chemistry Collective
Virtual Lab: Camping Problem III
So, you've headed out into the wilderness and forgotten your camp stove? What's a chemist to do? Solutions may be the solution! Scholars use a virtual lab workbench to create solutions that would be capable of heating food, courtesy of a...
Chemistry Collective
Virtual Lab: Camping Problem II
What happens to the enthalpy of a reaction as the concentration of reactants varies? Learners explore this question with a virtual lab activity. They consider five different solutions of the same reactants and monitor the temperature...
Chemistry Collective
Virtual Lab: Camping Problem I
Hiking chemists have an advantage! Young scholars use a virtual lab to conduct an experiment to create an exothermic reaction. The goal is to create enough heat to warm a meal during a hike in the rain.
Chemistry Collective
Osmotic Pressure: Spontaneous Balloon Popping
Visualize osmosis using an interactive activity. As learners monitor a simulation, they witness the particle movement through the membrane. A balloon represents the cellular membrane and 'pops' as osmosis creates an imbalance of particles.
Chemistry Collective
Brownian Motion
Explore particle motion between solute and solvents. An interactive simulation allows learners to observe the motion of solute particles as they interact with the solvent particles. It provides an option for including Brownian dynamics...
Chemistry Collective
Chemical Potential: Staircase Demonstration
It's all uphill from here! Scholars examine the pattern of random particle motion up a staircase. The simulation shows how the linear increase in energy corresponds to an exponential decrease in particle concentration.
Chemistry Collective
Inelastic Collisions
That's the way the ball bounces ... if the bonds cooperate! Young scholars use a simulation experiment to explore the bonds between atoms in bouncing balls. They adjust the bond strength of two balls to compare the reactions after the...
Chemistry Collective
Virtual Lab: Coffee Problem
Would you like milk with that? Young scientists consider thermal energy transfer to create the perfect cup of coffee. They calculate the amount of milk needed to reach a specified temperature and then test their calculations using a...
Chemistry Collective
Virtual Lab: Unknown Concentration of DNA Solution Problem
Highlight DNA solution with fluorescent dyes! Scholars use dye to determine the concentration of a DNA solution. As the dyes bind with the DNA solution, learners make conclusions about the limiting reactants.
Chemistry Collective
Virtual Lab: Predicting DNA Concentration
Play a little game of concentration! A virtual lab investigation allows learners to predict the products and reactants of a DNA reaction. They make their calculations and then test their predictions in the lab workbench.
Chemistry Collective
Virtual Lab: Textbook Style Limiting Reagents Problem II
Textbook problems with a twist! Young chemists analyze an ionic reaction to identify the limiting reagent. They then make calculations to determine the concentration of unknown solutions. Finally, they put their work to the test and...
Chemistry Collective
Virtual Lab: Textbook Style Limiting Reagents Problems
Time to test the limits! Young scientists make limiting reagent calculations and test their math using a virtual lab simulation. Using their knowledge of ionic compounds, they determine the limiting reagents and the excess compounds.
Chemistry Collective
Virtual Lab: Stoichiometry and Solution Preparation Problem
Wow your classes with lesson that has a little of this and a little of that! Young chemists test their stoichiometry skills using a virtual laboratory setup. Using reaction information, they work to create a chemical reaction in which...
Chemistry Collective
Virtual Lab: Determining Stoichiometric Coefficients
Investigate the reaction between four unknown substances using a virtual activity. Eager chemists examine the reaction between the four solutions to build a stoichiometric equation. The virtual workbench provides the tools necessary to...
Chemistry Collective
Virtual Lab: Gravimetric Determination of Arsenic
Arsenic in drinking water is a common problem in third world countries. Young chemists create a procedure to calculate the mass percent of arsenic in the soil. The virtual lab allows individuals to experiment with different methods.
Chemistry Collective
Virtual Lab: Alcohol Density Problem
Assume the role of Canadian border control! The percent of alcohol and density of a solution are related. Young scholars use this fact to classify solutions by their alcohol content to determine if they meet Canadian import laws.
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.
Chemistry Collective
Virtual Lab: Identifying the Unknown Metal (Metals Density Problem)
A metal's density could be considered its fingerprint! A virtual lab activity has learners calculate the density of a sample of metal to make its identification. The simulation allows individuals to perform the measurements as if they...