Physiology Problem-Need Help Solving

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Physiology Problem-Need Help Solving

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3 Posts

thebird075
Forum Newbie

Topics: 1
Posts: 1

08/30/06 - 02:43 PM

What is the pH of a 1.0 molar H2S04 solution?

If anyone can tell me how to solve this problem I would be soo greatful. Thanks!

fox
Forum Guru
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Topics: 70
Posts: 727

08/30/06 - 02:56 PM

Yeah..could pls someone explain to me the concept of mole/ molar etc...I always get confused.

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pseudomonas
Forum Newbie

Topics: 0
Posts: 6

09/03/06 - 01:10 AM

hi thebird
because you didn't mention any other data we could assume two step total (alpha=100%) H2SO4 dissotiation; then:

pH= -log [H+]= -log 2[H2SO4]= 0.3

it is only a simplification because the second step of H2SO4 dissotiotion has alpha<100% which makes pH calculation much more complicated

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