10
10 mg
(1/8) grain = 8.09986375 milligrams FYI: Google "convert 1/8 grain to milligrams"
16.1997275 milligrams
30 milligrams is less than half of one grain. to be exact, 0.462970 grains.
I would have to say half a miligram - one miligram at the most.
64.79891 mg to a grain In medicine one grain can be 60 or 65 mg.
There are approximately 64.8 milligrams in 1 grain.
milligrams
One grain of morphine equals about 60 milligrams
It depends on whether you wish to measure its length, its volume or its mass.
one kilogram if it is big ;) lolzz
Assuming you mean the obsolete mass unit rather than a grass seed. one grain is 64.799 milligrams.