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A homogeneous mixture is one that has a uniform composition and the same properties throughout the mixture. This is different than a homogeneous substance, which means that there is only one kind of substance present. A ... More »

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Common examples of homogeneous mixtures include sugar and salt solutions, vinegar, tap water, metal alloys, perfumes, beverages and air. Homogeneous mixtures are commonly referred to as solutions, which can occur in diff... More »

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A mixture of water and starch is colloidal because it forms a shell of firmly bound molecules of water that stops the starch particles from aggregating with the molecules of water when they collide. However, when heated,... More »

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Physical properties are those that can be seen or used without changing their physical properties or identities, while chemical properties are those that change in structure and composition. Physical properties share the... More »

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Chemistry is referred to as the central science because it deals with the composition and properties of all types of matter, which are all composed of chemical elements. Chemical knowledge of matter is essential to under... More »

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Chemistry is the scientific study of the composition, properties and interactions of organic and inorganic matter. Chemistry is commonly used in fields of science and medicine, according to About.com. More »

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Soil is considered a mixture, as it is a composition in which each of the components retains its own properties. Mixtures have no fixed chemical structure or composition, and each of the atoms or molecules can be physica... More »

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