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प्रश्न
Air is a pure substance.
विकल्प
True
False
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उत्तर
Air is a pure substance- False.
correct statement
Air is a mixture of gases.
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संबंधित प्रश्न
Give the main difference between a pure substance and an impure substance.
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Give any two characters of a pure substance.
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Name some substances that are sublime.
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