When a Variable Is Basic

question 47

Multiple Choice

When a variable is basic

• A) it is present in the solution.
• B) it may not be unique.
• C) it is not present in the solution.
• D) it's value is equal to zero.

---

Definitions:

pH

A scale used to specify the acidity or basicity of an aqueous solution, with values ranging from 0 (very acidic) to 14 (very basic).

HA

Often used as an abbreviation for Hyaluronic Acid, a substance found in the human body known for its benefits in skincare and joint health.

K

The symbol for Potassium, a chemical element with atomic number 19, known for its high reactivity and vital role in biological functions.

pH

A logarithmic scale used to specify the acidity or basicity of an aqueous solution, ranging from 0 to 14.