Which of the Following Statements Is True of the Concentration

Multiple Choice

Which of the following statements is true of the concentration of protons in a mitochondrion?

A) The intermembrane space and the matrix contain an equal concentration of protons.
B) The intermembrane space contains a higher concentration of protons than the matrix.
C) The intermembrane space contains a lower concentration of protons than the matrix.
D) The proton concentration in the intermembrane space keeps changing with respect to the matrix.