The Concentration of Br^- Ion in a Sample of H₂O

question 11

Multiple Choice

The concentration of Br^- ion in a sample of H₂O is 10 ppm. What mass of Br^- ion is present in 300.0 mL of H₂O, which has a density of 1.02 g/mL?

• A) 10 mg
• B) 6.00 mg
• C) 3.00 mg
• D) 3.06 mg
• E) 4.52 mg

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