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प्रश्न
You have just won a medal made of 22-carat gold. Have you just procured a pure substance or impure substance?
एक पंक्ति में उत्तर
उत्तर
I have procured an impure substance. It is made of 22 parts of pure gold and 2 parts of copper or silver.
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Impure Substance
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
