0.4 mg equates to about 0.0061729 grains.
1 mg equates to 0.015432 grains.
There are approximately 64.8 milligrams in 1 grain.
A Paper Clip , gram cubes, uh there r more
The appropriate unit for mass of a grain of rice is milligrams (mg).
50 kg is 50,000,000 mg
65 mg
one grain in the apothecary system is equal to 64.8 mg. however, it is rounded off to 60mg or 65mg
1 gr(grain) is equal to about 1/64th of a mg so 1 mg(milligram) is equal to 0.0154323584 gr(grains)
1 grain = 60 mg = 0.06 g 0.06 grams are equal to a grain.
It depends if you mean gram or grain.1 grain = 64.79891 milligrams1 gram = 1000 milligrams
1 mg equates to 0.015432 grains.
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.
1 grain is 64.799 mg
200mg is 3.0865 grain.
1 grain (gr) = 64.79891 mg (milligrams) = 0.06479891 g (grams) According to Wikipedia, this is the metric (SI) definition since 1958. 1 gram = 15.432 358 353 grain In the US, in medicine, the use of grains is disappearing and seems to be somewhat approximate: A 60 mg dose may be described as "1 grain", but you should expect 1 grain to be about 65 mg, or 0.065 grams. There are also two specialized units called the 'pearl grain', used for weighing pearls, and the 'metric grain' used for diamonds, and these are 1/4 carat or 50 mg.
There are several possible answers depending on what and when you are measuring such as pollution, gunpowder, archery, metals, jewelry stones, medicine and of course actual food grain seed. 1 grain = is from 50 to about 65 mg 1 mg = is from .015 to .02 grains