Homework Help: Chemistry

Posted by John on Thursday, October 20, 2011 at 8:38pm.

Given that Kw for water is 2.4× 10–14 at 37 °C, compute the pH of a neutral aqueous solution at 37 °C, which is the normal human body temperature.

Chemistry - bobpursley, Thursday, October 20, 2011 at 8:51pm
kw=conccH+ * concOH- where they are equal.
kw=x^2
x=sqrt kw=sqrt(2.4E-14)=1.55 E-7

pH=-log (1.55E-7)=6.81

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