The Substance NH₃ is Considered

question 22

Multiple Choice

The substance NH₃ is considered

• A)a weak acid.
• B)a weak base.
• C)a strong acid.
• D)a strong base.
• E)a neutral compound.

---

Definitions:

Internal Validity

The extent to which a study can establish a causal relationship between variables, free of confounding factors.

External Validity

The extent to which the results of a study can be generalized to other situations and to other people.

Construct Validity

The extent to which a test measures what it claims to be measuring; it's about the accuracy of the operationalization of the variables.

Qualitative Research

A research strategy focusing on understanding concepts, thoughts, or experiences through in-depth collection and analysis of non-numerical data like text, audio, or video.