Less than one ounce, 0.31 to be exact or 8.79 grams, Black powder is generally measured by volume rather than weight for muzzleloaders.
There are approximately 0.0041 ounces in 3 grains.
should be 0.87477 grams (1 gram = .0647989 grains)
90 grains is approximately 0.185 ounces
2,100 grains is 4.375 troy ounces.
555.0 grains equates to 1.156 troy ounces.
There are approximately 635.8 grains in 1.125 ounces.
1 pound equates to about 7,000gr
Seven ounces = 3,062.5 grains.
According to Google Calculator, 1.25 ounces of weight is equivalent to 546.875 grains.
4 crackers
2.0833 troy ounces next time just google "sterling silver 1000 grains"
There are approximately 71.5 grains in one troy ounce. Therefore, 1,000 grains is equivalent to about 14 troy ounces of silver.