If you spill a strong acid, they say to apply a strong base to it. Why?

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

Type the letter that represents the correct location for each particle type below.

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?