The ph of a sample of blood is 7.4. the ph of a sample of gastric juice is 1.4. the concentration of hydrogen ions, ie. [h ], in the blood sample is___________ a.0.189 times the [H+] as the gastric juice. b. 6 times lower [H+] than the gastric juice. c.one million times lower [H+] than the gastric juice. d.6000 times lower [H+] than the gastric juice. e.5.29 times lower [H+] than the gastric juice.