0.4 grams or 400 mg
400 g = 400000 mg
400 mg
There are about 28.5 grams in an ounce. 400 mg is 0.4 grams. Do the math!
No.
400 mg = 0.4 gram100/0.4 = 250
0.4 grams is 400 milligrams.
This cannot be sensibly answered. A milliliter (mL or ml) is a measure of volume, grams is a measure of weight or mass.
4.5 grams = 4,500 mg
There are 12,350 mg in 12.35 grams.
17 mg is .017 grams
1.2 mg = 0.0012 grams