Convert 13 Grains to Milligrams
How heavy is 13 grains? How much does 13 grains weigh in milligrams? 13 gr to mg conversion.
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13 Grains =
842.38583 Milligrams
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Result in Plain English
13 grains is equal to about 842 milligrams.
In Scientific Notation
13 grains
= 1.3 x 101 grains
≈ 8.42386 x 102 milligrams
Grains
A grain is a unit of weight originally based on the weight of a seed, but now defined as 1/7000th of a pound. It is used to weigh bullets, arrows, and sometimes medication.
Milligrams
A milligram is 1/1000th of a gram. It is the approximate weight of a cube of water 1 millimeter on a side.Abbreviation: mg