What is the concentration of mercury in ppm if \( 3 \mathrm{~g} \) ...

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What is the concentration of mercury in ppm if \( 3 \mathrm{~g} \)
P mercury is found in \( 15 \mathrm{~kg} \) sample of ocean water?

W
(A) 300
(B) 400
(C) 500
(D) 200
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