Identify Element or Compound

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What is an element?

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An element is a pure substance that cannot be broken down into simpler substances by chemical means. Examples include Oxygen (O) and Carbon (C).

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What is a compound?

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A compound is a substance formed when two or more elements chemically bond together. Examples include Water (H2O) and Ammonia (NH3).

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What is a mixture?

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A mixture is a combination of two or more substances that are not chemically bonded. Examples include air and salad.

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How can you identify an element?

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An element can be identified by its unique atomic number, which is the number of protons in its nucleus.

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How can you identify a compound?

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A compound can be identified by its chemical formula, which shows the elements and their ratios, such as H2O for water.

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What are atoms?

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Atoms are the basic building blocks of matter, consisting of protons, neutrons, and electrons.

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What are molecules?

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Molecules are groups of two or more atoms bonded together, which can be elements or compounds.

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What is the difference between an element and a compound?

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An element is a single type of atom, while a compound consists of two or more different types of atoms chemically bonded.

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What is the chemical formula for water?

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The chemical formula for water is H2O.

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What is the chemical formula for ammonia?

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The chemical formula for ammonia is NH3.