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Saturday Study Session 1 Theme of the Class Enthalpy

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Ch. 6 Thermochemistry

Ch. 6 Thermochemistry. Unit 2 Exam Analysis. 20 points total 10 points Multiple Choice (MC) 10 points Free Response Questions (FRQ) -Analyze areas of strength and those in need of assistance. -Utilize Learning Objectives and Topic Sheets (tan colored) -Reflect on *labs *practice packets.

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Thermochemistry

Thermochemistry. Chapters 6 and 16. TWO Trends in Nature. Order ? Disorder ? ? High energy ? Low energy ?. 2H 2 ( g ) + O 2 ( g ) 2H 2 O ( l ) + energy. H 2 O ( g ) H 2 O ( l ) + energy.

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Thermochemistry

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Thermochemistry

Thermochemistry. TWO Trends in Nature. Order ? Disorder ? ? High energy ? Low energy ?. 2H 2 ( g ) + O 2 ( g ) 2H 2 O ( l ) + energy. H 2 O ( g ) H 2 O ( l ) + energy. energy + 2HgO ( s ) 2Hg ( l ) + O 2 ( g ).

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Thermochemistry

Thermochemistry. Chapters 6 and 18. TWO Trends in Nature. Order ? Disorder ? ? High energy ? Low energy ?. 2H 2 ( g ) + O 2 ( g ) 2H 2 O ( l ) + energy. H 2 O ( g ) H 2 O ( l ) + energy.

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Thermochemistry

Thermochemistry. Chapter 5. TWO Trends in Nature. Order ? Disorder ? ? High energy ? Low energy ?. 2H 2 ( g ) + O 2 ( g ) 2H 2 O ( l ) + energy. H 2 O ( g ) H 2 O ( l ) + energy. energy + 2HgO ( s ) 2Hg ( l ) + O 2 ( g ).

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Thermodynamics

Thermodynamics. Chapter 19. TWO Trends in Nature. Order ? Disorder ? ? High energy ? Low energy ?. 2H 2 ( g ) + O 2 ( g ) 2H 2 O ( l ) + energy. H 2 O ( g ) H 2 O ( l ) + energy. energy + 2HgO ( s ) 2Hg ( l ) + O 2 ( g ).

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IB Chemistry HL2 Thermochemistry (Energetics)

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Thermochemistry

Thermochemistry. Chapters 6 and11. TWO Trends in Nature. ____________ ? Disorder ? ? ______ energy ?____ energy ?. 2H 2 ( g ) + O 2 ( g ) 2H 2 O ( l ) + energy. H 2 O ( g ) H 2 O ( l ) + energy.

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Thermochemistry

Thermochemistry. Fuel is burnt to produce energy - combustion (e.g. when fossil fuels are burnt) CH 4 (g) + 2O 2 (g) CO 2 (g) + 2H 2 O(l) + energy. THERMOCHEMISTRY. The study of heat released or required by chemical reactions.

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Thermochemistry

Thermochemistry. 2H 2 ( g ) + O 2 ( g ) 2H 2 O ( l ) + energy. H 2 O ( g ) H 2 O ( l ) + energy. energy + 2HgO ( s ) 2Hg ( l ) + O 2 ( g ). energy + H 2 O ( s ) H 2 O ( l ).

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T hermochemistry

T hermochemistry. -Chapter 8-. The Nature & Types of Energy. Energy is the capacity to do work Thermal energy is the energy associated with the random motion of atoms and molecules Chemical energy is the energy stored within the bonds of chemical substances

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An Overview of Reaction Rate

An Overview of Reaction Rate. Factors Affecting Reaction Rate:. 1. the nature of the reactant. Hey, some reactions are just slow. 2. concentration of the reactant. rate = k [A] x [B] y. 3. temperature (Arrhenius equation).

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Warmup : (3 min)

Warmup : (3 min). What is the difference between temperature and heat? Do you think heat flows from cold to hot or from hot to cold? Give an example. Energy and Enthalpy. The First Law of Thermodynamics. states that energy: ? can NOT be created or destroyed

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Energy! Energy: the capacity to do work or supplying heat ?Energy is detected only by its effects

Energy! Energy: the capacity to do work or supplying heat ?Energy is detected only by its effects ?Energy can be stored within molecules etc as chemical potential ???energy ?We will most often deal with energy changes with heat (q)

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Reminder!

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Thermodynamics

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Open Book Practice Quiz

Open Book Practice Quiz. Over Chapters 15 and 16 (There are several pages to this PowerPoint). Multiple Choice Identify the choice that best completes the statement or answers the question.

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