molarity of a solution containing

5mL of a 3.512 x 10^-5M solution
(made from .128g of benzophenone and 50mL of ethanol)
and then filled to the 50mL line of ethanol

would this be
(3.512 x 10^-5)(-.04)
?

2 answers

yeah, it looks right to me.
No, this isn't correct.
3.512 M x (5 mL/50 mL) = ??