Gold 916 is the 91,6 % purity.
1 g gold 916 has 0,916 g gold.
0,916 g gold is equivalent to 0,00465 mol.
1 g of gold is equal to 0,006 moles.
6.1010 g of gold is equivalent to 3,046.108 moles.
19,55 moles of gold is equal to 3 850,7 g.
3,80 g Zn have 0,058 moles.
The formula is: number of moles = g Be/9,012.
Moles = weight in g / atomic weight. So moles in 24.7 g of Ar = 24.7 / 39.948 = 0.62 moles
The answer is 0,4 moles.
The answer is 0,364 moles.
The answer is 0,253 moles.
573,28 of g of AgCI is equivalent to 4 moles.
978 g calcium contain 24,4 moles.
14,84 g magnesium are equivalent to 0,61 moles.