"Wikipedia is an excellent source for information on pH. If you do not trust Wikipedia, a site called wisegeek has a great article explaining the subject and its modern relevance."
Yes, you can. For a good starting spot, wikipedia's entry for pH is an excellent reference. It contains a broad overview of pH, the pH scale, and offers some more in depth information if you wanted to learn more.
Where's resource room?
Yes, you can by pH testing kits for pools online. Some of the best places are lesliespool.com, amazon.com and ebay.com. Leslie's Pool supply also carrying chemicals to balance the pH.
what is the best pH for gass
6.71* for Tanny Original *source pH Checker by Hanna
A pH of 6.0 to 6.5
pH 7 is best because it is neutral.
See the Related Questions links for more information about pH.
pH 9-10
pH is a measure of the acidity or basicity of a solution. For more information go to http://en.wikipedia.org/wiki/PH
Pepsin works best in acidic environments and it's optimal pH (the pH at which it works best) is 2.0
Free pH meters for use by web browsers can be found at a variety of sites. Among the best are Process Instruments and Reef Central. Other sites require another purchase.