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A and B are two alloys of gold and copper,prepared

A and B are two alloys of gold and copper,prepared by mixing metals in the ratio 7:2 and 7:11 respectively.if equal quantity of
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2. asked by luiz
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Archimedes used density along with mass and volume of alloys (mixtures) of gold and silver to determine the percent of gold (and
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2. asked by mitchell
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a chemist has two alloys one of which is 5% gold and 15% lead and the other of which is 25% gold and 30% lead how many grams of
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2. asked by Anonymous
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You observe that when copper is added to a soltion containing gold ions, the copper dissolves and the gold precipitates.
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2. asked by Dani
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It is observed that when solid copper is added to a solution containing gold ions, thecopper dissolves and the gold
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2. asked by Anonymous
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Two metal alloys, containing 26% copper and 54% copper are to be mixed together to get 210 oz that is 30% copper. How much of
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2. asked by megan
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The British Sovereign coin is an alloy of gold and copper having a total mass of 7.988 g and is 22-karat gold.(a) Find the mass
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2. asked by anon
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A neckless weighing 50 g in air, but it wheighs 46 g in water . Assume copper is mixed with gold to prepare the neckless. Find
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2. asked by arun
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I am filling out a chem packet. Is what graphite, diamond and fullerene have in common is that they're all made of carbon?My
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2. asked by Brielle
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Alloys are best prepared by
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