A cesаreаn sectiоn client is tо receive mоrphine 100 mcg q 3-4 hr intrаmuscular for pain. The fentanyl is available on the unit in premeasured vials of 250 mcg/5mL. Each time the nurse administers the medication, how many milliliters (mL) of morphine will be wasted? (Only answer with the number in the space.) [BLANK-1]