'Endothermic' diaporamas de présentation

Alkenes and Alkynes

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Thermodynamics

Thermodynamics . Chapters 5 and 19. Energy. Energy is commonly defined as the capacity to do work or transfer heat. Work is defined as the energy used to cause and object to move. Heat is defined as the energy used to cause the temperature of an object to increase. Types of Energy.

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Second Year Chemistry

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Chemical Reactions

Chemical Reactions. Indicators of chemical reactions. Emission of light or heat. Formation of a gas. Formation of a precipitate. Color change. Emission of odor. All chemical reactions:. have two parts Reactants - the substances you start with

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Chapter 7: Solutions and Colloids

Chapter 7: Solutions and Colloids. SOLUTIONS Solutions are homogeneous mixtures of two or more substances in which the components are present as atoms, molecules, or ions. Particles in liquid solutions are: too small to reflect light, thus solutions are transparent (clear).

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Science Warm-up 1/9/2012

Science Warm-up 1/9/2012.

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Lecture 19

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Do Now:

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ENTHALPY CHANGES A guide for A level students

ENTHALPY CHANGES A guide for A level students. 2008 SPECIFICATIONS. KNOCKHARDY PUBLISHING. ENTHALPY CHANGES. INTRODUCTION

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Thermochemistry

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Properties of Matter Review

Properties of Matter Review. CPE 2011. 2.1 What Is Matter?. The smallest unit of an element that maintains the properties of that element is a(n). m olecule atom substance compound. :10. Which of the following is not a pure substance?. E lement Molecule Compound Mixture. :10.

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Science Module

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Seabirds

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Animal Adaptations

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Adaptations

Adaptations. Plant & Animal. Definition . Characteristics that give an organism a better chance of survival. Special traits that help living organisms survive in a particular environment. . Reasons for adaptations. To suit their habitat For protection For attack For feeding

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Activity 6.1.1

Activity 6.1.1. Page 2. 1) Hand Warmer: In your groups activate the metal disk inside the liquid solution. What questions do you have about the hand warmer?. Page 2.

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Endothermic and Exothermic Reactions

Endothermic and Exothermic Reactions. Lyndsey Smith and Megan Purcell Mr. Therrien Chemistry 12 ADV December 15 th 2009. Exothermic and Exothermic Reactions. How do we measure them?

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LAB 5 Cellular Respiration

LAB 5 Cellular Respiration. http://www.phschool.com/science/biology_place/labbench/lab5/process.html. 6 12 6 2 2 2. C H O + 6O ? 6 H O + 6 CO KOH turns CO gas into a solid So changes in volume will be due to ?. 2.

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Evidence of Chemical Reaction Lab

Evidence of Chemical Reaction Lab. Tuesday, September 25th. Pre-Lab Notes. Chemical change vs. Physical Change Physical change = just changes form Chemical change = something new is made Evidence of chemical change: Gas is produced by itself (not boiling bubbles)

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Thermochem HW 1

Thermochem HW 1. Separate by exothermic and Endothermic. Melting Freezing Vaporization Condensation Sublimation Deposition. Explain. Explain why you grouped the phase changes the way you did. Base your explanations around molecular motion. Draw and explain.

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