1.)
if equal moles of a strong base and a weak acid react, what is the resulting solution?

acidic

basic

neutral

nonpolar

2.)
when has a titration reached its equivalence point?

the indicator changes color.

the moles of hydronium ion equals the moles of hydroxide ion.

the burette has been emptied.

3.)
adding more acid or more base will no longer change the ph of the solution.
which of the following would make the best buffer solution?

hcl and hno2

naoh and oh-

hcl and naoh

hno2 and no2-

4.)
to balance the following half-reaction, al → al3+, how many electrons need to be added?

3 to the reactant side

3 to the product side

1 to the reactant side

1 to the product side