A Substance Has a Hydrogen Ion Concentration Of $\left[ \mathrm { H } ^ {+ } \right] = 4.0 \times 10 ^ { - 3 }$

question 77

Multiple Choice

A substance has a hydrogen ion concentration of $\left[ \mathrm { H } ^ {+ } \right] = 4.0 \times 10 ^ { - 3 }$ M. Find the pH of the substance

• A)pH \(\approx 7.4\)
• B)pH \(\approx 5.4\)
• C) pH \(\approx 3.4\)
• D)pH \(\approx 4.4\)
• E)pH \(\approx 2.4\)

---

Definitions:

Boomerang Kid

describes a young adult who returns to live with their parents after a period of independence, often due to economic or personal reasons.

Techies

Individuals who are highly knowledgeable about or skilled in technology, especially computers and digital tech.

Aging Mother

refers to the demographic and social phenomena related to the increasing age of mothers at childbirth, often influenced by societal, economic, and health factors.

Grown Son

An adult male offspring who has reached maturity or an age where he is considered to have transitioned from childhood or adolescence into adulthood.