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Which of the Following Are ‘Pure Substances’ ? Ice, Milk, Iron, Hydrochloric Acid, Calcium Oxide, Mercury, Brick, Wood, Air

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प्रश्न

Which of the following are ‘pure substances’ ?
Ice, Milk, Iron, Hydrochloric acid, Calcium oxide, Mercury, Brick, Wood, Air

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उत्तर

Iron and mercury are pure substances because these are elements. Hydrochloric acid, calcium oxide, and ice are also pure substances, as they are compounds.

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अध्याय 2: Is Matter Around Us Pure - Very Short Answers [पृष्ठ ५७]

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लखमीर सिंग Chemistry [English] Class 9
अध्याय 2 Is Matter Around Us Pure
Very Short Answers | Q 26 | पृष्ठ ५७

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