Homework Help: Chemistry 12

Posted by JM on Friday, April 1, 2011 at 12:02am.

In s 0.30 mol/L HNO3(aq) solution.
a) what is the concentration of nitric acid molecules.
b)what is the hydroxide ion concentration?

Chemistry 12 - DrBob222, Friday, April 1, 2011 at 12:06am
(a) In aqueous solution there are no HNO3 molecules. Only ions are present.
(b) (H^+)(OH^-) = 1E-14
(H^+) = 0.30. Solve for (OH^-)
Chemistry 12 - JM, Friday, April 1, 2011 at 12:08am
Thank you! I am still confused about b)
Chemistry 12 - JM, Friday, April 1, 2011 at 12:23am
NVM, i got it! thanks!
Chemistry 12 - JM, Sunday, September 18, 2011 at 12:57pm
is it true that at 20慢, 100g = 100mL （for water)
Chemistry 12 - JM, Sunday, September 18, 2011 at 1:07pm
How do we determine the specific gravity of a solution? and what unit is it in?

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