6 Times We Tried to Extract Gold from Seawater
Por um escritor misterioso
Descrição
Traces of gold in the world's oceans have captivated ambitious minds for more than 100 years. We're still seeking new, inventive ways to extract the precious metal.
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SOLVED: It has been estimated that there is 4.00 × 10^-4 mg of gold per liter of seawater. At a price of 19.40/g, what would be the value of the gold in
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SOLVED: It is estimated that a 2.6 mL sample of seawater contains 4 x 10^-10 g of gold. If the total volume of the ocean water is 1.5 x 10^21 L, what
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