Digtial Citizenship
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Personalized Learning Through Gaming
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This is an example problem of solving the heat of a reaction using Hess' law. It shows step by step what to do with each piece of information given. Don't skip this!!!
Source: KhanAcademy
Every chemical reaction involves the breaking and formation of chemical bonds. Because of this, energy is an important aspect of these processes. This reading defines and describes enthalpy - the energy of chemical reactions.
Source: Lab-aids.com
Here is an example of using [products - reactants] to find the heat of a reaction. Since enthalpy, entropy and free energy are all state functions, you can use this method to calculate these quantities for any reaction given the standard values.
Source: KhanAcademy
A basic video defining and contrasting exothermic and endothermic changes.
Source: chemistNATE youtube channel
View the following tutorials to see simulations of energy concepts along with sample problems to try.
Source: W. W. Norton & Company
