'J g k' presentation slideshows

Energy and Chemical Change

2.24k views • 96 slides

Chapter 6 Thermochemistry: Energy Flow and Chemical Change

Chapter 6 Thermochemistry: Energy Flow and Chemical Change. 6.1 Forms of Energy and Their Interconversion 6.2 Enthalpy: Heats of Reaction and Chemical Change 6.3 Calorimetry: Laboratory Measurement of Heats of Reaction 6.4 Stoichiometry of Thermochemical Equations

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850 views • 65 slides

Energy

Chapter 5 Thermochemistry (The study of the relationships between chemical reactions and energy changes involving heat) & Chapter 8 Section 8 Strength of Covalent Bonds. Energy. The ability to do work or transfer heat . Work. Energy used to move an object over some distance. w = F ? d ,

765 views • 61 slides

Energy

493 views • 38 slides

Unit 2

Unit 2. Scientific Method, Calculations, and Values. Measurements and Calculations in Chemistry. Accuracy Vs. Precision Measuring and obtaining data experimentally always comes with some degree of error. Human or method errors & limits of the instruments We want BOTH accuracy AND precision.

480 views • 35 slides

Intermolecular Forces

Intermolecular Forces. Mr. Nelson AP Chem. Intermolecular Forces. Forces that exist between molecules Also called Van der Waals forces Compare to intramolecular forces, which are the forces that hold atoms together

553 views • 29 slides

5.1 Exothermic reactions

Topic 5- energetics SL 5.1 Exothermic and endothermic reactions 5.2 Calculation of Energy/Enthalpy Changes 5.3 Hess law 5.4 Bond enthalpy. 5.1 Exothermic reactions. Heat is produced and transferred to surroundings NaOH (s ) + H 2 O ? NaOH ( aq ) + heat

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Thermochemistry 4

Thermochemistry 4. Boon Chemistry February 4 & 5, 2013. Catalyst. Take out your homework please. According to the heat curve for water shown below: Does the system absorb or release heat as ice melts? Does the temperature of water increase when it is melting?

263 views • 19 slides

A Study of Carbon-Carbon Composites for use in Airplane Disc Brakes

A Study of Carbon-Carbon Composites for use in Airplane Disc Brakes. Greg Oberson Advisors: Dr. Bowman and Dr. Trice. How a disc brake works. Desired properties for an airplane brake. High thermal conductivity Consistent coefficient of friction High strength at high temperatures

746 views • 17 slides

THERMODYNAMICS!!!!

THERMODYNAMICS!!!!. Nick Fox Dan Voicu. Changes of State. Order of phase changes based on temperature (lower-higher) Solid Melting/solidification Liquid Boiling/Condensation Gas For more info on the changes of state look at Review of Section 2. Specific Heat.

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192 views • 11 slides

Modeling the 2-D temperature distribution of multiple lava d ikes c ooling over time

Modeling the 2-D temperature distribution of multiple lava d ikes c ooling over time. By Sky Lovill. Modeled a set of 5 lava dikes with different initial conditions cooling over 1 hour

192 views • 4 slides