Earth's oceans have an average depth of 3800 m, a total area of 3.63E8 km^2, and an average concentration of dissolved gold of5.8E-9 g/L.
(a) How many grams of gold are in the oceans?
(b) How many m^3 of gold are in the oceans?
(c) Assuming the price of is $370.00/troy oz, what is thevalue of gold in the oceans (1 troy oz = 31.1g; d of gold = 19.3g/cm^3)?