An isolated mitochondrion undergoing active ATP synthesis was determined to have a pH of 3.15 in the intermembrane space and a pH of 7.15 in the mitochondrial matrix. Which of the following statements is true regarding the proton gradient present in this particular mitochondrion? The H concentration is 4x higher in the intermembrane space The H concentration is 4x higher in the mitochondrial matrix The H' concentration is 1.000x higher in the intermembrane space The H concentration is 1.000x higher in the mitochondrial matrix The H' concentration is 10,000x higher in the intermembrane space The concentration is 10.000x higher in the mitochondrial matru