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प्रश्न
Fill in the blank
A ________ substance has only one kind of matter.
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उत्तर
A pure substance has only one kind of matter.
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संबंधित प्रश्न
Name two methods by which solid-solid mixtures can be separated.
Fill in the blank
Clay is separated from water by the method called ______
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Name and describe briefly a method which can be helpful in separating a mixture of husk from grains. What is the principle of this method?
