30 grains = about 1.943 grams.
1 gram = 15.4323584 grains so, 15.4323584 x 30=462.970751 30 grams = 462.970751 grains
To convert grains to grams, multiply by 0.06479891. So in 30 gr, there are 30x0.06479891=1.9 g
30mg is 0.03 grams (mg divided by 1,000 OR mg x 0.001 = grams)** 1 gram = 1,000mg
22.679 grams = 350 grains
800 grains = about 51.839 grams.
3.9 grams : 60.18 grains
3.5 grams = about 54.013 grains.
15 grains = about 0.971 grams.
185 grains = about 11.987 grams.
500 grams : 7716.18 grains
35.2 grains = about 2.280 grams.
Six grains = about 0.388 grams.