Given below is a diagram of hydrogen electrode. Identify the unmarked component.
(a) Hydrogen at 1 atm
(b) Hydrogen at 10 atm
(c) Helium at 1 atm
(d) Helium at 10 atm
I got this question during an interview for a job.
My doubt is from Hydrogen and Glass Electrodes topic in chapter pH Meters and Ion Analysers of Analytical Instrumentation