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100

How many grams in 6.02 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
How is the mass in grams of the element converted to amount in moles?
Divide by the molar mass
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 10^24 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
How is the mass in grams of the element converted to number of atoms?
Divided by molar mass, then multiply by Avogadro's Number
300

How many grams in 10.5 x 10^23 atoms Mg?

41.8 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
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
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 101 atoms Br?

1.1x10-20 g Br