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April 20, 2014

Homework Help: science HElp

Posted by shan on Wednesday, November 23, 2011 at 7:14pm.

Ph scale
Which on is true
A substance with ph is twice as acidic as substance with ph of 4.
A subtances with ph 3 is 10 as acidic as substance with ph of 4.
A substance with ph 3 twice as alkies as substances with ph 4.
a substancs with ph 3 10 time alkies as substance with ph 4.
it was my test question
i dont remember complete sentences.
plz help.

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