Chemistry Collective
Chem Collective: Textbook Style Limiting Reagents Problem Ii
In this activity, students practice with experiments involving limiting reagents and the test their knowledge to determine the concentration of an unknown solution.
Chemistry Collective
Chem Collective: Predicting Dna Concentration
In this limiting reagents problem, students are given specific concentrations of DNA solutions and are asked to predict what products and reactants will remain after a specific volumes are mixed and reaction has occurred.
Chemistry Collective
Chem Collective: Unknown Concentration of Dna Solution Problem
In this advanced limiting reagent problem, students use the virtual lab to determine the concentration of a solution of DNA by reacting it with known amounts of a fluorescent dye which binds to the DNA.
Chemistry Collective
Chem Collective: Unknown Silver Chloride
Determine the concentration of silver ion in a Silver Nitrate solution using gravimetric analysis.
Chemistry Collective
Chem Collective: Cobalt Chloride and Le Chatlier's Principle
In this activity, students safely explore the equilibrium reaction of the cobalt chloride reaction.
Chemistry Collective
Chem Collective: Dna Binding Problem
In this activity, students explore equilibrium constants in biochemical systems by measuring the binding constant of a DNA-Dye reaction.
Chemistry Collective
Chem Collective: Temperature and the Solubility of Salts
Examine the solubilities of salts based on temperature.
Chemistry Collective
Chem Collective: Determining the Solubility Product
Determine the solubility product constatnt (Ksp) for various solids with this virtual lab.
Chemistry Collective
Chem Collective: Determining the Solubility of Copper Chloride
Given the solubility of CuCl at two different temperatures, predict its solubility at a third temperature. Then test your prediction by creating the solution in the virtual lab.
Chemistry Collective
Chem Collective: Determining the Heat of Reaction in Aqueous Solution
In this activity, students perform an experiment to determine the heat of a reaction.
Chemistry Collective
Chem Collective: Coffee Problem
Use the virtual lab to determine how much milk to add to hot coffee to reach the desired temperature
Chemistry Collective
Chem Collective: Measuring the Heat Capacity of an Engine Coolant.
As an analytical chemist at a company developing new engine coolants your task is to determine the heat capacity of a newly developed product and then to determine if its heat capacity is greater of less than that of ethylene glycol.
Chemistry Collective
Chem Collective: Measuring the Heat Capacity of an Engine Coolant Ii
Measure and compare the heat capacity of an unknown liquid with an unknown density.
Chemistry Collective
Chem Collective: Camping Problem I
In this part of the MRE scenario, students measure the enthalpy of a reaction.
Chemistry Collective
Chem Collective: Camping Problem Ii
In this part of the MRE scenario, students determine change in the enthalpy of a reaction as the concentration of reactants are varied.
Chemistry Collective
Chem Collective: Camping Problem Iii
In this part of the MRE scenario, students create solutions that when mixed, increase to a certain temperature.
Chemistry Collective
Chem Collective: Atp Reaction: Thermochemistry and Bonding
Determine the enthalpy of the ATP reaction.
Chemistry Collective
Chem Collective: Strong Acid and Base Problems
Textbook-style strong acid and base problems that can be checked using the Virtual Lab.
Chemistry Collective
Chem Collective: Weak Acid and Base Problems
Textbook-style weak acid and base problems that can be checked using the Virtual Lab.
Chemistry Collective
Chem Collective: Why Things Have Color
This tutorial demonstrates spectroscopy showing the dispersion of an object's light.
Chemistry Collective
Chem Collective: Thermodynamics Concept Test
Concept tests that can be used as part of in-class activities to help students reason about energy and work.