Create an account
What is the concentration (in M) of hydroxide ions in solution at 25.0 C with pH = 4.282?
The Ka of hydrazoic acid (HN3) is 1.9 x 10^-5 at 25.0C. What is the pH of a 0.35 M aqueous solution of HN3?
2.59 (blue igloo)
A 0.15 M aqueous solution of the weak acid HA at 25.0C has a pH of 5.35. The value of Ka for HA is _______.
Classify the following compounds as weak bases (W) or strong bases (S): ammonia fluoride ion sodium hydroxide
The Ka of hypochlorous acid (HClO) is 3.0 x 10^-8 at 25.0C. What is the % ionization of hypochlorous acid in a 0.015 M aqueous solution of HClO at 25.0C?
HA is a weak acid. Which equilibrium corresponds to the equilibrium constant Kb for A-?
A-(aq) + H20 (l) (double arrows) HA(aq) + OH-(aq)
The acid dissociation constant at 25.0C for hypochlorous acid (HClO) is 3.0 x 10^-8. At equilibrium, the molarity of H3O+ in a 0.010 M solution of HClO is ______________.
In the gas phase reaction below, NH3 is acting as a(n) ______________ base but not as a(n) ____________ base.
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together