Evaluate or Simplify the Expression Without Using a Calculator $\mathrm { pH }$

question 72

Multiple Choice

Evaluate or simplify the expression without using a calculator.
-The $\mathrm { pH }$ of a solution ranges from 0 to 14 . An acid has a $\mathrm { pH }$ less than 7 . Pure water is neutral and has a $\mathrm { pH }$ of 7. The $\mathrm { pH }$ of a solution is given by $\mathrm { pH } = - \log \mathrm { x }$ where $\mathrm { x }$ represents the concentration of the hydrogen ions in the solution in moles per liter. Find the $\mathrm { pH }$ if the hydrogen ion concentration is $1 \times 10 ^ { - 4 }$ .

• A) 4
• B) 10
• C) \(- 4\)
• D) \(- 10\)

Comprehend how hormones influence physiological processes such as blood sugar regulation and stress responses.

Identify the types of hormones (steroidal, nonsteroidal) and their mechanisms of action within the body.

Recognize the importance of hormones in maintaining homeostasis, including water and electrolyte balance.

Understand the immune system's regulation and response to hormones.

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