$1)$The initial burette volume for $0\mathrm{.}115$ M of NaOH was $2\mathrm{.}00$ mL and the final burette volume was $9\mathrm{.}50$ mL at the endpoint. What is the moles of NaOH used for the titration of acetic acid?

a$.8\mathrm{.}6$ mol

b$.0\mathrm{.}095$ mol

c$.0\mathrm{.}115$ mol

d$.0\mathrm{.}00086$ mol

$2)$ What is the mole of acetic acid if the mole of NaOH from the titration experiment is $0\mathrm{.}055$ mol?

a$.0\mathrm{.}028$ mol

b$.0\mathrm{.}055$ mol

c$.0\mathrm{.}11$ mol

d$.$ Unknown

$3)$What is the mass of acetic acid if the mole of acetic acid is $0\mathrm{.}00145$ mol given that the molar mass of acetic acid is $60\mathrm{.}052$ g$/$mol$?$

a$.0\mathrm{.}0145$ g

b$.60\mathrm{.}052$ g

c$.0\mathrm{.}0871$ g

d$.0\mathrm{.}0000241$ g

$4)$ What is the molarity of acetic acid if the mole of acetic acid is $0\mathrm{.}0025$ mol and the sample of acetic acid was $10\mathrm{.}00$ mL$?$

a$.0\mathrm{.}25$ M

b$.0\mathrm{.}025$ M

c$.0\mathrm{.}0025$ M

d$.0\mathrm{.}10$ M