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a chemical process in which a substance reacts rapidly with oxygen and gives off heat

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converts a refined metal to a more chemically-stable form

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a molecule that binds to an enzyme and decreases its activity

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substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change

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the speed at which a chemical reaction proceeds

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accompanied by or requiring the absorption of heat

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a chemical reaction that releases energy by light or heat

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a substance that is formed as the result of a chemical reaction

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substance that takes part in and undergoes change during a reaction

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

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a charged atom or molecule

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Ozone

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Methane

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Hydrogen peroxide

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Butane, Isobutane, Disambiguation icon

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Describes the compound ammonia

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Chemical formula of water

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smallest particle in a chemical element or compound that has the chemical properties of that element or compound

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where the atoms share electrons through covalent bonds

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Ionic Compounds are balanced electrons

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Is the name given to a horizontal row of the periodic table

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Is an algebraic structure consisting of a set of elements

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The total number of protons and neutrons in an atomic nucleus.

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The mass of an atom of a chemical element expressed in atomic mass units

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The number of protons in the nucleus of an atom

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Any of the gaseous elements helium, neon, argon, krypton, xenon, and radon

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Any of the elements fluorine, chlorine, bromine, iodine, and astatine

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six chemical elements in column 2 of the periodic table. They are beryllium , magnesium, calcium, strontium, barium, and radium

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are a group (column) in the periodic table consisting of the chemical elements lithium (Li), sodium, potassium, rubidium, caesium, and francium.

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Tan element whose properties are intermediate between those of metals and solid nonmetals

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An element or a substance that is not metal

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Most metals are solid at room temperature, Mercury is liquid.

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contains the majority of the cell's genetic material in the form of multiple linear DNA molecules organized into structures called chromosomes

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The electron is a subatomic particle, with a negative electric charge

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positive electric charge of +1e elementary charge and mass slightly less than that of a neutron

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with no net electric charge and a mass slightly larger than that of a proton

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substance consisting of atoms or ions of two or more different elements in definite proportions joined by chemical bonds into a molecule

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A pure substance consisting one type of atom

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States that a given chemical compound elements always contains its component elements in fixed ratio

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States that mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations.

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Forming a new chemical that cannot be reversed

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A change that can be reversed

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A measurement measured by quality

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Measured by the quality of something

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Any of a materials property that becomes evident during or after a chemical change

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Can be observed or measured without changing the composition of matter

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Workplace, Hazardous, Materials, Information, System,

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Diverse in character or content

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Referred to as solutions a mixture that is looks like one.

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a substance that is not mixed with anything

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a branch of physical science that studies the composition, structure, properties and change of matter.