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

question 32

Multiple Choice

The concentration of Cl^- ion in a sample of H₂O is 21.0 ppth. What mass of Cl^- ion is present in 0.900 kg of H₂O?

• A) 9.45 g
• B) 9.45 mg
• C) 18.9 mg
• D) 21 g
• E) 18.9 g

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