Alan T. answered 07/28/20
Tutor
5
(26)
10+ years teaching AP / Honors / General / Conceptual Chemistry
M1V1 = M2V2
(12M)(0.050 liters) = (4M)(V2)
Isolate V2 to solve for it
(12M)(0.050 liters) / (4M) = V2
V2 = 0.15 M
Hope that helps!