150 mg is about 0.005291 ounces.
3/4
394 mg is 0.394 grams, slightly less than 4/10 of one gram.
4 g = 4000 mg
.4 milligrams is .0004 grams.
4000 mg
1 mg is 1/1000th of a gram; 750 mg is .75 (or 3/4) of a gram.
4.5 grams = 4,500 mg
17 mg is .017 grams
There are 12,350 mg in 12.35 grams.
1.2 mg = 0.0012 grams
0.751 grams is 751 mg.