150 g x 1 mol/68.154 g = 2.2 moles (2 sig figs)
Divide by molar mass of NaCl (not NaCI ! ) which is 58.44 g/mol NaCl.
The number of moles of carbon in 11,5 g of ibuprofen is 0,725.
There are 10 moles present in 585 g of sodium chloride.
NaHCO3 ----> H2O Mass 2.10g 0.045g RAM 84 g/moles 18 g/moles number of moles 0.025moles 0.025moles
The answer is 0,1014 moles of sodium.
The approximate molar mass of Al(OH)3 = 27 + 48 + 3 = 78 g/mol150 g x 1 mol/78 g = 1.92 moles
Divide by molar mass of NaCl (not NaCI ! ) which is 58.44 g/mol NaCl.
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 0,364 moles.
The answer is 0,4 moles.
The answer is 0,253 moles.
978 g calcium contain 24,4 moles.
14,84 g magnesium are equivalent to 0,61 moles.
573,28 of g of AgCI is equivalent to 4 moles.
573,28 of g of AgCI is equivalent to 4 moles.