Molecules, Compounds, Mixtures, & Solutions

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What is a homogeneous mixture?

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A homogeneous mixture is a mixture in which the components are uniformly distributed and cannot be easily distinguished from one another, such as a solution of water and sugar.

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What is a heterogeneous mixture?

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A heterogeneous mixture is a mixture in which the components are not uniformly distributed and can be easily distinguished, such as a salad or a mixture of sand and salt.

Front

How do the properties of a compound compare to the properties of the elements that make it up?

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The properties of the compound are different from the properties of the elements that make it up.

Front

What do subscripts in a chemical formula indicate?

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Subscripts indicate the number of atoms of each element in a compound.

Front

How many atoms of carbon are in C₆H₈O₆?

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6

Front

What kinds of particles can crystals be made up of?

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Crystals can be made up of atoms, ions, or molecules.

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What is a solution?

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A solution is a homogeneous mixture where one substance (the solute) is dissolved in another (the solvent), such as saltwater.

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What is the difference between a compound and a mixture?

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A compound is a substance formed when two or more elements chemically bond together, while a mixture is a combination of two or more substances that retain their individual properties.

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What is an example of a compound?

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Water (H₂O) is an example of a compound, made up of hydrogen and oxygen.

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What is an example of a heterogeneous mixture?

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A salad is an example of a heterogeneous mixture, as its components can be seen and separated.