Chemistry Collective
Chem Collective: Camping Problem
Measure the enthalpy of a reaction and then create a solution warm enough to cook food.
Chemistry Collective
Chem Collective: Coffee Problem
In this activity, students use knowledge of specific heat capacity to mix together hot coffee and cold milk to create a solution of coffee at a desired temperature. In this randomized problem, each student is given a different final...
Chemistry Collective
Chem Collective: Heats of Reaction: Hess's Law
This activity provides a demonstration of Hess's Law using three reactions: the solubility NaOH in water, the solubility NaOH in HCl, and the reaction of a solution of HCl and a solution of NaOH.
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: 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: Hot/cold Pack Problem: Part 1
Determine the heat of solution for various salts.