A Sample of Seawater Contains 1

question 6

Multiple Choice

A sample of seawater contains 1.3 g of calcium ions in 3,100 kg of solution. What is the calcium ion concentration of this solution in units of ppm?

• A)4.2 × 10^-4 ppm Ca²⁺ ions
• B)0.42 ppm Ca²⁺ ions
• C)420 ppm Ca²⁺ ions
• D)4.0 ppm Ca²⁺ ions
• E)4.0 × 10³ ppm Ca²⁺ ions

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Definitions:

Cirrhosis

A chronic liver disease marked by degeneration of liver tissue, fibrosis, and the formation of scar tissue, often resulting from long-term alcohol abuse or hepatitis.

Irreversible Condition

A medical or psychological state that cannot be undone or restored to its original condition, often leading to permanent limitations.

Liver

A large, vital organ in the human body that performs many essential functions related to digestion, metabolism, immunity, and the storage of nutrients within the body.

Excessive Drinking

Consumption of alcohol amounts that significantly exceed recommended guidelines and potentially lead to health problems or dependency.