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December 20, 2014

December 20, 2014

Posted by **victoria** on Wednesday, January 6, 2010 at 6:36pm.

What pH corresponds to each of the following: (a) (H-)=7.3*10^-5M, (b)(H+)=0.084M,(c)(OH-)= 3.3*10^-4M, (d) (OH-)= 0.042M?

Thank you.

- chemistry -
**DrBob222**, Wednesday, January 6, 2010 at 8:26pma.

pH = -log(H^+)

pH = -log(7.3 x 10^-5)

pH = -(-4.14)

pH = 4.14

For questions involving OH, just find pOH from the (OH^-), then use pH + POH = 14

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