CIA#2 Practice

Front

What is a base?

Back

A base is a substance that can accept hydrogen ions (H+) or donate electron pairs in reactions. Common examples include sodium hydroxide (NaOH) and potassium hydroxide (KOH).

Front

Which of the following is a common base? HCl, NaOH, KCl, HBr

Back

NaOH is a common base.

Front

What is the pH scale?

Back

The pH scale measures the acidity or basicity of a solution, ranging from 0 (strongly acidic) to 14 (strongly basic), with 7 being neutral.

Front

What pH value is considered neutral?

Back

A pH value of 7 is considered neutral.

Front

What does a pH less than 7 indicate?

Back

A pH less than 7 indicates an acidic solution.

Front

What does a pH greater than 7 indicate?

Back

A pH greater than 7 indicates a basic (alkaline) solution.

Front

What is the relationship between gas particle volume and distance?

Back

The volume of a gas particle is negligible compared to the distance between particles.

Front

What is Zn(OH)2 classified as?

Back

Zn(OH)2 is classified as a base.

Front

What is the pH range of human blood?

Back

The pH range of human blood is between 7.35 and 7.45.

Front

How would you describe human blood based on its pH?

Back

Human blood is slightly basic.