Which of the Following Acids Is Considered a Strong Acid

question 141

Multiple Choice

Which of the following acids is considered a strong acid when dissolved in water?
I. HNO₂ (Nitrous acid)
II. HClO₄ (Perchloric acid)
III. HF (Hydrofluoric acid)

• A) I only
• B) II only
• C) III only
• D) I and II
• E) All of these

---

Definitions:

High Average

A term typically used to describe scores or performance that are above the median but not exceedingly high, often used in statistical and educational assessments.

Mental Age

A measure of an individual's cognitive ability compared to the average cognitive ability of an age group.

Terman's Formula

A method developed by Lewis Terman for estimating intelligence quotient (IQ) based on the ratio of mental age to chronological age, multiplied by 100.

IQ Scores

Numerical measures of a person's intelligence as compared to the average performance of individuals in the same age group.