Which One of the Following Is a Strong Acid

question 39

Multiple Choice

Which one of the following is a strong acid?

• A) CH₃COOH
• B) H₂SO₃
• C) NH₃
• D) H₃PO₄
• E) HClO₃

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Definitions:

Longitudinal Study

A research design that involves repeated observations of the same variables (e.g., people) over short or long periods of time.

Cross-Sectional Study

A study that analyzes data from a population at a specific point in time.

Case-Control Study

A type of observational study that compares individuals with a specific condition or disease (cases) to others who do not have the condition (controls), looking for factors that may contribute to the disease.

Longitudinal Study

A research design that involves repeated observations of the same variables over short or long periods of time to detect patterns, trends, or changes.