which of following materials fall in the category of a pure substance
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Out of the given nine compounds, the following are pure substances. Ice, iron, hydrochloric acid, calcium oxide, mercury are pure substances as they have definite composition. Milk is a colloid and acts as a heterogeneous mixture; hence is not a pure substance
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Out of the given nine compounds, the following are pure substances. Ice, iron, hydrochloric acid, calcium oxide, mercury are pure substances as they have definite composition. Milk is a colloid and acts as a heterogeneous mixture; hence is not a pure substance.
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