If sea water (density 1.03 g mL⁻¹) contains 5.8 g of dissolved O₂ per …

Question

If sea water (density 1.03 g mL⁻¹) contains 5.8 g of dissolved O₂ per 10⁶ g of water, the concentration is best expressed as:

Accepted Answer

C. 5.8 ppm

Trace concentrations are expressed in **parts per million (ppm) = (mass of component / total mass) × 10⁶**.
5.8 g per 10⁶ g = **5.8 ppm**.

Answer

5.8 M

Answer

5.8% by mass

Answer

5.8 ppb

If sea water (density 1.03 g mL⁻¹) contains 5.8 g of dissolved O₂ per 10⁶ g of water, the concentration is best expressed as: