'Homogenous mixtures' diaporamas de présentation

Chapter Menu

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Topics to be covered

Topics to be covered. What are solutions? Solvents and solutes Solubility and its Factors Concentrations Solution Stoichiometry Colligative Properties. Solutions. Chemicals + Water. 1. What are solutions. Objective : what are they?. Solutions. Importance of studying solutions

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Chemistry Notes

Chemistry Notes. 6 th Grade Science 2010-2011. Elements, Compounds, and Mixtures. What Do You Think?. How is an element different from a compound?. Answer. An element is made up of only one pure substance, and a compound is composed of two or more elements that are chemically combined.

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Pure Substances vs. Mixtures Physical and Chemical Changes

What's the "Matter"?. Pure Substances vs. Mixtures Physical and Chemical Changes. Everything that has mass and takes up space is called matter. What is matter?. There are 2 types of matter:. Pure Substances Mixtures. There are two kinds of pure substances. Elements Compounds.

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Classification of Matter

Classification of Matter. Four classes of matter. The four classes of matter are elements, compounds, mixtures, and solutions. Homogeneous matter. Appears to look similar throughout Ex: salt, sugar, whipped cream all parts are alike (appearance). Question.

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Classifying matter

Classifying matter. Ch. 2. Pure Substances. - matter that always has the same composition Every sample of the substances always has to same properties Uniform composition, fixed properties. Elements. Cannot be broken down into simple substances

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Mixtures and Solutions

Mixtures and Solutions. Mixtures. two or more substances that are not chemically united and that exist in no fixed proportion to each other. Salad, Tea, Milk, Soda, Spaghetti, Sand, Stew, Concrete, Raison Bran and most Rocks. examples. Mixtures. Heterogeneous. Homogenous.

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Mixtures

Mixtures. Unit III Properties of Matter. BELLWORK. What is a mixture? How can it be separated? Can you provide another example?. BELLWORK. Mixtures. A mixture is a physical blend of two or more substances. Their composition varies (Air).

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Mixtures

Mixtures. Unit III Properties of Matter. BELLWORK. What is a mixture? How can it be separated? Can you provide another example?. BELLWORK. Mixtures. A mixture is a physical blend of two or more substances. Their composition varies (Air).

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Mixtures

Mixtures. Unit III Properties of Matter. BELLWORK. What is a mixture? How can it be separated? Can you provide another example?. BELLWORK. Mixtures. A mixture is a physical blend of two or more substances. Their composition varies (Air).

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Mixtures

Mixtures. Unit III Properties of Matter. BELLWORK. What is a mixture? How can it be separated? Can you provide another example?. BELLWORK. Mixtures. A mixture is a physical blend of two or more substances. Their composition varies (Air).

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PURE SUBTANCES AND MIXTURES

PURE SUBTANCES AND MIXTURES. ?HETEROGENOUS MIXTURES ?HOMOGENEOUS MIXTURES. PURE SUBSTANCES AND MIXTURES. Some substances are pure and others are mixtures. Pure substances have got only one component, but mixtures contain two or more components. PURE SUBTANCES.

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Water and Solutions

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Advanced Chemistry Notes

Advanced Chemistry Notes. Colloids. Colloids and Solutions. Recall : solutions were homogenous mixtures Suspensions are a heterogeneous mixture in which the particles eventually settle out. Ex: muddy water Colloids are intermediates of solutions and suspensions. Colloids.

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Combinations of Atoms

Combinations of Atoms. September 3, 2009. Compounds. When the atoms of more than one element combine, they form a compound. Examples: Water (H 2 0)= 2 Hydrogen+ 1 Oxygen Salt (NaCl)= 1 Sodium+ 1 Chloride Sugar (C 12 H 22 O 11 )= 12 Carbon+22 Hydrogen+ 11 Oxygen. How do compounds form?.

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Classifying Mixtures

Classifying Mixtures. Mixtures. Can be classified by how well the parts of the mixture are mixed Can be separated by physical means like filtration or distillation. Heterogeneous Mixtures. Not evenly mixed Can easily see the different parts. Homogenous Mixtures. Evenly mixed

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Classification of Matter

Classification of Matter. Science 9. What is Matter?. Matter is anything with both mass and volume Matter can be classified as pure substances or mixtures. Pure Substances. Consist of only one kind of matter Has the same properties throughout

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Aqueous Solutions

Aqueous Solutions. Chapter 4. Properties of Solutions. Solutions are homogenous mixtures. Solvent is the substance present in the greatest quantity. Solute- other substances dissolved in the solvent Solvation is process of ionic compounds dissolving and not reforming. Electrolytes.

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Chapter 22: Sect. 1 Solutions

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NGSS Mixtures and Compounds

NGSS Mixtures and Compounds. Physical and Chemical Changes. A mixture is made up of two or more substances. Each substance in a mixture keeps its individual properties. Also, the parts of a mixture are not combined in a set ratio.

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