Which of the following would require the largest volume of 0.100 M sodium hydroxide solution for neutralization?
A) 20.0 mL of 0.0500 M nitric acid
B) 15.0 mL of 0.0500 M hydrobromic acid
C) 5.0 mL of 0.0100 M sulfuric acid
D) 10.0 mL of 0.0500 M perchloric acid
E) 10.0 mL of 0.0500 M phosphoric acid

Question

Quizplus · Accepted Answer

Phosphoric acid (H₃PO₄) is a triprotic acid, meaning it can donate three protons per molecule. Therefore, it requires more sodium hydroxide for neutralization compared to the other acids listed, which are monoprotic or diprotic.

Which of the Following Would Require the Largest Volume of 0.100