I'm pretty sure the answer is 0.833 atm.
Hope I helped! <3
-cara
To find the concentration of hydronium ions, take 10 raised to the negative pH:
10^-9.56= 2.75 x10^-10M
To find the concentration of hydroxide ions, take 10 raised to the negative pOH: 10^-4.44 = 3.63 x10^-5M
Electrolysis takes place when an electric current passes through water.
