Homework Help: science

Posted by red again on Sunday, November 5, 2006 at 1:50pm.

Can you tell me on the pH scale what no.s are acid and what are alkali please. I have found some info but have not yet learnt pH scale. My pH scale goes from 0 (hydrochloric acid) to 12 (ammonia). Thanks

http://en.wikipedia.org/wiki/PH

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