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What makes a mixture a solution? |
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A mixture is something which is not chemically bonded to another thing |
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Heterogeneous mixtures are made up of two or more substances that can be easily separated and identified |
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Homogeneous mixtures are made up of two or more substances that are combined uniformly |
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Where can solutions be found? |
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Solutions can be found anywhere. Some common solutions would be things like juices(heterogeneous) and salads(heterogeneous). |
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What are the parts of a solution? |
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The parts of a solution are the solvent and the solute. |
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The liquid in which a solute is dissolved to form a solution. |
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The smallest part in a solution, dissolved in the solvent. |
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A chemical substance (typically, a sour-tasting liquid) that calms down alkalis, dissolves some metals, and turns litmus paper red. |
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A compound that will react with acids to form salts, |
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A mineral that when added to water increases the electrical conductivity of water. |
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Compare the characteristics of Acids, Bases, and Salts. |
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Acids react with bases and make salts. |
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What factors affect the rate of a reaction? |
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1. Concentration 2.Medium 3.Temperature 4.Presence of catalysts and competitors |
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What makes a substance an acid |
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If the ph level is less than 7 |
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What makes a substance a base? |
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If its ph level is greater than 7. |
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What are the four signs of a chemical reaction? |
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The four signs of a chemical reaction are the starting of precipitation, production of bubbles, a temperature change, and a color change. |
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What factors affect the rate of a reaction? |
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Definition
1. Concentration 2.Medium 3.Temperature 4.Presence of catalysts and competitors |
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What are the parts of a chemical equation? |
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Parts of a chemical equation include reactants, products, coeifficents, and subscripts. |
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An ionic bond is a type of chemical bond formed through an electrostatic attraction between two oppositely charged ions. |
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What happens to energy during a chemical reaction? |
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During a chemical reaction, energy gets used to break the existing bonds in order to create new bonds. |
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Reactants are elements or compounds that chemically interact to form a new substance. |
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What happens to valence electrons during the bonding process |
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They are shared between 2 bonds |
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Products are substances that form as a result of a chemical reaction. |
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1.Have high meling points 2.Conduct electricity 3.Dissolve easily in water 4.Well defined crystals |
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When one or more pairs of electrons are shared by two atoms. |
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Reactant Image
In this case the reactant would be the clear like substance. |
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1.Are molecules(neutral) 2.Do not conduct electricity 3.Low and melting boiling points 4.Are less soluble in water and more soluble in non-aqueous solvents |
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An attraction between atoms that allows the formation of chemical substances that have two or more atoms. |
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pH is a measure of the acidity or basicity of a solution |
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when the temperature of a solution decreases |
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Identify when a chemical reaction takes place. |
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You will know that a chemical reaction has taken place if new compounds are produced. |
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The amount of a substance per defined space. Concentration usually is expressed in terms of mass per unit volume. |
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What is a neutraliztion reaction? |
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A neutralization reaction is a chemical reaction in which an acid and a base interact with the formation of a salt |
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The phase (and composition of the phase) in which chemical species and their reactions are studied in a particular investigation. |
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1.A numerical or constant quantity placed before and multiplying the variable in an chemical expression |
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A distinguishing character or symbol written directly beneath or next to and slightly below a letter or number |
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A compound is a pure substance made up of two or more elements that are chemically combined. |
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What is the deffinition of neutralization? |
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Neutralization is the reaction of an acid with a base forming the salt and water molecules. |
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Electrostatics is the branch of physics that deals with the phenomena and properties of stationary or slow-moving electric charges. |
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Signs of a Chemical Reaction |
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Signs of a Chemical Reaction |
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Signs of a Chemical Reaction |
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Signs of a Chemical Reaction |
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