237
To determine the number of moles in 237g of niobium, we need to use the molar mass of niobium, which is approximately 92.91 g/mol. By dividing 237g by the molar mass of niobium, we find that there are approximately 2.55 moles of niobium in 237g.
one gram equals 1,ooo mg's
1000 mcg equals 1 mg.
1000 mcg equals 1 mg.
1000 mg equals 1 gm
680 mg
1 mg equals how many grams?
100 or 1000 mg's equals 1 gram
a gram equals a thousand milligrams, so 3,000 mg
10 mg
12,800 mg
45.5ng=mg