Show:
Atoms
Dats a MOL
Grams
Moley moly mole
% Comp
100

How many grams in 6.022 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

You have 24 g of C, what % composition is carbon?

100%!!!

200

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

4.18g

200

How is the mass in grams of a substance converted to moles?

divide by molar mass

200
How many moles are in 0.535 g Zn?
0.00818 mol Zn
200
What is the molar mass of Iridium?
192.2 g/mol
200

You have a balloon holding 3L of CO2, what is the % carbon in the balloon?

C- 12x1=12

O- 16x2=32

12+32=44

                            12/44=27%

300
How many atoms in 0.250 mol S?
1.51 x 10^23 atoms S
300
How many mores in 2.25 x 10^25 atoms Zn?
37.4 mol Zn
300
How many grams in 4.50 x 10^12 atoms Cl?
2.65 x 10^-10 g Cl
300
What is the molar mass of Xenon?
131.3 g/mol
300

What does amu stand for?

Atomic Mass Unit

400
How many moles in 3.011 x 10 ^23 atoms Mg?
0.5000 mol Mg
400
How many atoms in 6.755 mol Pb?
4.068 x 10^23 atoms Pb
400
How many grams in 6.50 moles Cu
413 g Cu
400
How many items are in a mole?
6.02 x 10^23 items
400

You have 24 g of Glucose, what % is carbon? 

40%

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

If you had 2 moles of donuts how many donuts would you?

1.2044x10^24

500

When Mr. Ratz gives you this test, you will receive a point for the correct answer and a point for showing the correct units and_______________

a point for showing your work