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30 July, 14:29

Que cantidad de impurezas tendrá un anillo de 14 kilates que pesa 15 gramos

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  1. 30 July, 15:34
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    6.25 g

    Explanation:

    Pure gold is 24K.

    If gold is 14K, it is 14/24 pure.

    The remaining 10/24 is usually some other metal added to the gold to give it desired properties.

    In a 14K ring with a mass of 15 g, the mass of "impurities" is

    10/24 * 15 g = 6.25 g
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