The Chemical Acidity of a Solution Is Measured in Units $\mathrm { pH } = - \log \left[ \mathrm { H } ^ { + } \right]$

question 198

Multiple Choice

The chemical acidity of a solution is measured in units of pH: $\mathrm { pH } = - \log \left[ \mathrm { H } ^ { + } \right]$ , where $\left[ \mathrm { H } ^ { + } \right]$ is the hydrogen ion concentration in the solution.If a sample of rain has a pH of 3.4, how many times higher is its $\left[ \mathrm { H } ^ { + } \right]$ than pure water's, which has a pH of 7?

• A) \(4.0 \times 10 ^ { 3 }\)
• B) \(2.5 \times 10 ^ { 4 }\)
• C)7
• D) \(2.5 \times 10 ^ { 3 }\)
• E) \(4.0 \times 10 ^ { 4 }\)

Understand the application of Rawls's model to social justice, criminal justice, and social institutions.

Grasp Rawls's stance on the relationship between moral judgments and actions.

Understand Rawls's view on the importance of society ensuring participation and meaningful work for its citizens.

Understand Rawls's model of justice and its foundational principles.

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