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Answer : 1 homogeneous Explanation : Answer: A) homogeneous Explanation: A Mixture is a material made up of two or more different substances which are mixed.  Mixtures can be either homogeneous or heterogeneous. * A homogeneous mixture is a type of mixture in which the composition is uniform and every part of the solution has the same properties.* A heterogeneous mixture is a type of mixture in which the components can be seen, as there are two or more phases present.  Air is a homogeneous mixture of the gaseous substances nitrogen, oxygen, and smaller amounts of other substances.

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