Atoms
Moles
Grams
Random
Percent Composition
100
How many grams in 60.2 x 10^23 atoms C?
12.01 g C
100
What is the mass (g) of 1.00 mol Li?
6.94 g Li
100
How many moles in 2.65 g Fe?
0.0474 mol Fe
100
What is Avogadro's Number?
6.02 x 10^23
100

Percent composition of S in H2SO4

32.65%

200
How many moles in 3.011 x 10 ^23 atoms Mg?
0.5000 mol Mg
200
How many atoms in 6.755 mol Pb?
4.068 x 10^23 atoms Pb
200
How many grams in 6.50 moles Cu
413 g Cu
200
How many items are in a mole?
6.02 x 10^23 items
200

Percent composition of CaCl2

Ca 36.07%

Cl 63.93%

300
How many grams in 10.5 x 10^23 atoms Mg?
6.05 g Mg
300
How many moles in 0.00750 g Ag? (in scientific notation)
6.95 x 10^-5 mol Ag
300
How many moles are in 0.535 g Zn?
0.00818 mol Zn
300
What is the molar mass of Iridium?
192.2 g/mol
300

Percent composition of Al in Al(OH)3

34.62%

400
How many atoms in 0.250 mol S?
1.51 x 10^23 atoms S
400

How many moles in 2.25 x 10^25 atoms Zn?

37.4 mol Zn

400
How many grams in 4.50 x 10^12 atoms Cl?
2.65 x 10^-10 g Cl
400
What is the molar mass of Xenon?
131.3 g/mol
400

Percent composition of Ca3(PO4)2

Ca 41.09%

P 21.23%

O 43.84%


500
How many atoms in 0.02550 g Pt?
7.872 x 10^19 atoms Pt
500
How many moles in 150 g S?
4.7 mol S
500
How many grams in 8.42 x 10 atoms Br?
0.00112 g Br
500

Total number of atoms in 5 Al2(SO4)3

85

500

Percent composition of C2H5OH

C 52.17%

H 13.04%

O 34.78%

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