OpenSciEd 7.1 Lesson 5

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Flammability

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The ability of a substance to catch fire or ignite, causing combustion.

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Density

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The mass per unit volume of a substance, often measured in grams per cubic centimeter (g/cm³).

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Chemical Reaction

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A process that involves the rearrangement of the molecular or ionic structure of a substance.

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Reactants

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Substances that start a chemical reaction and are consumed during the reaction.

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Products

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Substances that are produced as a result of a chemical reaction.

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Carbon Dioxide

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A colorless, odorless gas produced by burning carbon and organic compounds and by respiration.

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Indicator

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A substance that changes color to indicate the presence of a particular compound or type of compound.

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Effervescence

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The rapid escape of gas from a liquid in which it is dissolved, often producing bubbles.

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Property

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A characteristic or trait that can be used to describe matter, such as color, density, or flammability.