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Nalorphene (C19H21NO3), similar to morphine, is used to combat withdrawal symptoms in narcotic users. Dose to nalorphene generally given is 1.5 mg. Calculate the mass of 1.5 X 10-3 m aqueous solution required for the above dose.

(a) 3.2 g

(b) 0.2 g

(c) 5.1 g

(d) 7.3 g