'Heterogeneous mixtures' diaporamas de présentation

Table of Contents

Table of Contents. 15. The Nature of Matter. Chapter 15: Classification of Matter. 15.1: Composition of Matter. 15.2: Properties of Matter. 15.3: Physical vs. Chemical Changes. 15.4:. Composition of Matter. 15.1. Pure Substances. Materials are made of a

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Solutions

Solutions. Chapter 13. Mixtures. Not pure substances Contain more than one kind of element or compound Homogeneous mixtures The same throughout Heterogeneous mixtures Not the same throughout. Solutions. Homogenous mixtures of two or more substances in a single phase

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Classifying Matter: Substances & Mixtures

Classifying Matter: Substances & Mixtures. What is NOT Matter. Lesson 1: Substances and Mixtures. Matter. What is matter. Anything that has mass AND takes up space Solids, Liquids, Gases, and Plasma. Types of energy: heat, light, sound, electrical and electromagnetic

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Matter and Energy

Matter and Energy. Applied Chemistry. Matter and Energy. The universe is made of matter and energy . Energy Definition: The capacity to do work or produce heat . Common unit: calorie abbreviated cal SI unit: Joule abbreviated J. Types of Energy.

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chapter 2 matter

chapter 2 matter. 2.1 The Particulate Nature of Matter. the stuff of the universe is matter matter has mass and occupies space everything from you to the farthest places in the universe are made of just a small number of particles. The atomic nature of matter.

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Identifying Unknown Substances

Identifying Unknown Substances . Why it is important to be able to identify unknown substances:. To identify a pure substance. To choose the best material to build an object or a machine. . Tungsten . Given this unknown sample of metal, how can we identify which element it is? .

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Justin Bieber says: "We're classifying matter"

Justin Bieber says: "We're classifying matter". Matter is anything that has mass and takes up space. Matter can be made up of particles called atoms. It can exist as a solid, liquid, gas, or plasma. All matter has both physical and chemical properties. Physical Properties.

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Chapter 2 Section 1 Notes

Chapter 2 Section 1 Notes. What is Matter?. Chemistry. Chemistry: The study of matter and how it changes Examples of how we use chemistry everyday: Cell phones soap food clothes. Matter. Matter: anything that has mass and takes up space Examples of matter: people rocks air.

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Grade

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Mixtures

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Grade 7 Science

Grade 7 Science. Homogeneous & Heterogeneous Mixtures. Homogeneous Mixture. also called solutions can be solid, liquid or gas. Stainless steel. the particles are evenly mixed so that none of the original substances are visible. Kool-aid. they appear to be ONE substance

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Composition of Matter

Composition of Matter. Ch. 15, sec. 1. Pure Substances. A pure substance is a type of matter with a fixed composition. A substance can be either an element or a compound .

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Substances and Mixtures!

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Heterogeneous Mixtures

Heterogeneous Mixtures. Colloids and Suspensions. Solutions. Homogeneous mixtures Solute and solvent are evenly distributed throughout Typical particle size: < 1nm Particles are too small to filter Solutions do not separate upon standing. Suspensions are heterogeneous mixtures.

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Classification of Matter

Classification of Matter. Matter. Anything that has mass and takes up space Examples: Desk Water Air Can be divided into 2 main categories: Pure substances Mixtures. Pure Substances. There are 2 categories of pure substances: Elements Compounds. Elements. Elements

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Properties of Matter

Properties of Matter. Main topics of this unit. Pure substances verses mixtures Density Conductivity Thermal Energy Endothermic and Exothermic Reactions. Chemical Properties. Chemical Properties the ways a pure substance behaves when it combines with other pure substances

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Solutions!

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Unit 2 - Solutions

Unit 2 - Solutions. What is a solution?. A solution is a mixture or a combination of two or more things. A solution is also known as a homogeneous mixture, because both components appear to be the same throughout the mixture. Can you think of examples of homogeneous mixtures?.

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Matter

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Mixtures Chapter 15

Mixtures Chapter 15. Solutions = homogeneous mixtures Heterogeneous mixtures Suspensions Colloids. Suspensions. Particles are large enough to be effected by gravity Settle to bottom Or can be filtered out. Cornstarch and water. blood. Colloids.

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