Which of the Following Is Characteristic of a Buffer

Multiple Choice

Which of the following is characteristic of a buffer?

A) The pH will go down significantly when H₃O⁺ is added to the buffer.
B) The pH will go down very slightly when H₃O⁺ is added to a buffer.
C) The pH will go up significantly when H₃O⁺ is added to the buffer.
D) The pH will go up very slightly when H₃O⁺ is added to the buffer.