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[Post New]4 Jun 2008 20:24:40 IST
    Subject: hi frnds urgent pls tell me the answer
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crack (385)

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Olaaa!! Perrrfect answer. 65  [95 rates]
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pH menas the negative logarithm of hydrogen ion concentration or hydroxyl ion concentration in a solution.......
pH=log to base 10[H+ion]

ph scale.....
it a set of given scale to determine whether solution is basic,acidic or neutral.....
its got scale from 1-14.....
1-6=acidic\
7=neutral
7-14=basic
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