130 ml
Molarity = moles/liter
molarity = 2.50
moles = .325
2.5 = .325/liters
solving this equation for liters:
2.5 * liters = .325
liters = .325/2.5 = 0.13
now a unit conversion from liters to the milliliter unit requested by the problem. 1 liter is 1000 milliliters
.130l * 1000 ml/l = 130 ml
