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6.4

Posted: Wed Dec 04, 2019 12:04 pm
by AnvitaaAnandkumar_1B
How many hydronium ions are present at any moment in 100. mL of pure water at 25 C?

Re: 6.4

Posted: Wed Dec 04, 2019 12:11 pm
by Charisse Vu 1H
The pH of pure water is 7. The equation to find pH is pH=-log[H3O+]. Substituting 7 into the equation, you would find that the concentration of hydronium ions is 1*10^-7. Then, to find the number of ions present, you would then do the following: