Uranium is present in seawater at aconcentration of 3 parts per billi-考呗网题库移动版

简答题 Uranium is present in seawater at aconcentration of 3 parts per billion．If a process isavailable to extract this uranium，how many kilograms ofseawater would need to be processed in order to obtain 50 kilograms of uranium?
Roundyour answer to two significant digits．

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