Atoms
Moles
Grams
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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

What units are represented by Molarity?

Mole/1 L or mol/L

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

Find the molarity if 24g of HCl are dissolved in 200mL of water.

3.29M HCl

200
How is the mass in grams of the element converted to amount in moles?
Divide by the molar mass
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

How many moles of HCL are in 2 liters of 4M HCl?

8 mol HCl


300

What Mass of sodium hydroxide must be dissolved in 500mL of water to create a 0.5M solution?

9.99g NaOH

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

Find the molar mass of Zn3(PO4)2 * 2H2O

323 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 10 atoms Br?
0.00112 g Br
500

How many molecules of NaOH are present in 25 mL of 2.5 M NaOH solution?

3.8x10^22 or 0.38x10^24 molecules

500

How many atoms are in a 2.0kg ingot of gold?

6.11x1024 or 60.1 x 1023 atoms

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