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

question 23

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.What is $\left[ \mathrm { H } ^ { + } \right]$ if the $\mathrm { pH } = 6.8$ ?

• A) \(1.58 \times 10 ^ { - 7 }\)
• B) \(6.31 \times 10 ^ { - 7 }\)
• C) \(6.31 \times 10 ^ { - 6 }\)
• D) \(1.58 \times 10 ^ { - 6 }\)
• E)6.800

Understand the principles of social influence, including conformity and obedience.

Appreciate the interactive influence of personal and situational factors.

Understand the concept of mood contagion and how it affects interpersonal interactions.

Recognize the implications of mimicry and emotional support in social relationships.

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Definitions:

Diploid

An organism or cell having two sets of chromosomes or twice the haploid number, characteristic of most adult forms.

Haploid

A cell or organism having a single set of chromosomes, typically half the normal diploid number, characteristic of gametes.

Cell

The basic structural, functional, and biological unit of all known living organisms, a small compartment enclosed by a membrane that contains the organism's genetic material and the biochemical structures needed to sustain life.

Metaphase I Alignment

A stage of meiosis where homologous chromosomes align at the cell equator before being separated into two different cells.