1. Liquid and Solid States: Qualitative Aspectsof Phase Changes Lecture 13 2. Three states of matter everywhere. 3. We consume water in three states 4. There are states of…
Slide 1 Slide 2 Energy Lecture 4 Hesss Law & Review Slide 3 Calculating Enthalpy Change A theoretical way to determine H for a chemical reaction is provided by Hesss…
Slide 1Reaction Rates (cont.) Energy in a Reaction (p.11) Slide 2 Experimental Measurement of Reaction Rates (p.11t) Here is a typical plot of [reactant] vs. time: The rate…
Slide 1E nergy a nd C hemical C hange Slide 2 Definitions Energy is the ability to do work. Energy is conserved (Law of Conservation of Energy). Energy is made up of two…
Slide 1Thermochemistry Unit 7 Slide 2 thermochemistry the study of heat changes in chemical reactions and physical changes Slide 3 open mass & energy**Exchange: closed…
Slide 1Stabilization Water Stabilization Slide 2 Water Stabilization As in water softening, when the concentrations of CaCO 3 and Mg(OH) 2 exceed their solubilities, the…
Slide 1Buffer Capacity Complexation Lecture 22 Slide 2 Buffer Intensity The carbonate system is a good example of a pH buffer - a system of reactions that tends to maintain…