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pH Quiz

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Questions and Answers

Which of the following is a valid buffer composition?

HNO3/KNO3

NaOH/KOH

CH3COOH/CH3COONa (correct)

HCl/NaCl

What is the pH of a 10^-8 M HCl solution?

5 (correct)

What is the pH of a solution with a hydrogen ion concentration of 3.0 x 10^-6 M?

5 (correct)

What is the pH of a 10^-4 M NaOH solution?

10 (D) Signup and view all the answers

What is the relationship between pH and hydrogen ion concentration?

Inverse relationship (C) Signup and view all the answers

What are the various body buffers?

H2CO3/BHCO3 (D) Signup and view all the answers

What is the importance of buffers in the body?

To regulate the pH of the body fluids (D) Signup and view all the answers

What is osmosis?

Movement of solvent molecules from a pure solvent to a dilute solution (C) Signup and view all the answers

What is a semipermeable membrane?

A membrane that allows the passage of solvent molecules but not solute molecules (D) Signup and view all the answers

What is osmotic pressure?

The pressure generated by osmosis (D) Signup and view all the answers