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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Definitions:

Directly Recursive

A function or method that calls itself within its own definition, directly creating a loop through recursion.

Recursive Method

A method in programming that calls itself in order to solve a problem.

Infinite Recursive Method

A method in programming that calls itself indefinitely due to a missing or incorrect termination condition, leading potentially to a stack overflow error.

Infinite Recursion

A condition in programming where a function continuously calls itself without any terminating condition, leading to a potential stack overflow error.