Atoms
How many grams in 60.2 x 1023 atoms C?
12.01 g C
What is the mass (g) of 1.00 mol Li?
6.94 g Li
How many moles in 2.65 g Fe?
0.0474 mol Fe
What is Avogadro's Number?
6.02 x 1023
How is the mass in grams of the element converted to amount in moles?
Divide by the molar mass
How many moles in 3.011 x 1023 atoms Mg?
0.5000 mol Mg
How many atoms in 6.755 mol Pb?
4.068 x 1023 atoms Pb
How many grams in 6.50 moles Cu
413 g Cu
What is the formula mass for (NH4)2O?
52.08 amu
What is the formula mass of MnO4- ?
118.94 amu
How many grams are in 6.79 L of Br2?
48.4 g Br2
How many moles in 0.00750 g Ag? (in scientific notation)
6.95 x 10-5 mol Ag
How many moles are in 0.535 g Zn?
0.00818 mol Zn
What is the atomic mass of Iridium?
192.2 amu
How many potassium ions are in 19.94 g of potassium phosphate?
1.697 x 1023 K+ ions
How many atoms in 0.250 grams of S?
4.69 x 1021 atoms S
How many moles are in 2.25 x 10^25 atoms Zn?
37.4 mol Zn
How many grams in 4.50 x 1012 atoms Cl?
2.65 x 10-10 g Cl
What is the molar mass of Xenon?
131.3 g/mol
What does amu stand for?
Atomic mass unit
How many atoms in 0.02550 g Pt?
7.872 x 1019 atoms Pt
How many moles in 150 L of Cl2 at STP?
6.70 mol S
How many grams are in 8.42 x 1021 atoms Br?
1.12 g Br
What is the molar mass of C7H6O3?
138.12 g/mol
What is the molecular mass for fructose, C6H12O6?
180.16 amu