Moles
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![Page 1: Moles](https://reader035.fdocuments.us/reader035/viewer/2022062517/56812d4d550346895d924f6c/html5/thumbnails/1.jpg)
Moles
Created by: Alexis Telepo3rd period Mrs. Grose
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1. Convert 200.0g 0f germanium to moles.
A 2.753 mol Ge
B 2.754 mol Ge
C
D
2.755 mol Ge
2.75 mol Ge
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Incorrect
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Correct
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2. What is the formula weight of (NH4)2SO4?
A
C
B
D 132.17 amu
132.2 amu
132.17 g/mol
132.17 g
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Correct
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3. How many grams of hydroiodic acid are there in 0.434 moles?
A
B
C
D
55.5 g
55.6 g
55.4 g
127.91 g
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Correct
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4. How many total atoms are there in 1 formula unit of Sn(NO3)4?
A
B
C
D 17 atoms
16 atoms
14 atoms
15 atoms
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5. Convert 67.083 moles of potassium premanganate to grams.
A
B
C
D
10602 g
10601.7 g
10601 g
10601.8 g
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Incorrect
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Correct
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6. How many atoms are there in 2.41 moles of CCl4?
A
B
C
D
7.26 x 10 atoms
247.25 x 10 atoms
7.25 x 10 atoms
7.25 x 10 atoms
24
25
23
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Correct
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7. Convert 25.0 moles of Lithium Sulfite to particles.
A
B
C
D
1.51 x 10 formula units25
1.51 x 10 formula units
1.51 x 10 formula units
1.51 x 10 formula units
24
23
26
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Incorrect
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Correct
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8. What is the molecular weight of CH3(CH2)6CH2OCOCH3?
A
B
C
D
172.30 amu
172.3 g/mol
172.30 g/mol
172.3 amu
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Correct
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9. Convert 0.058 mol Silver (I) Chloride to grams.
A
B
C
D 8.3 g
143.32 g
8.2 g
8.4 g
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Incorrect
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Correct
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10. Convert 9.00 x 10 atoms of Uranium to grams.
18
A
B
C
D
.00356 g
.00355 g
.00357 g
.0035 g
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Incorrect
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Correct
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11. Convert 100.00g of Strontium Chromate to particles.
A
B
C
D 2.9565 x 10 f.u.
2.9565 x 10 molecules
2.9565 x 10 g/mol
2.9565 x 10 g
23
23
23
23
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Incorrect
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Correct
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12. Convert 62.431g of Ammonium Acetate to moles
A
C
B
D
0.80974 mol NH4C2H3O2
0.80973 mol NH4C2H3O2
0.80974g NH4C2H3O2
0.80975 mol NH4C2H3O2
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Incorrect
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Correct
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13. Convert 1.0020 mol Boron Tribromide to grams.
A
B
C
D
251.01g
251.02g
251.00g
251.01
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Correct
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14. Convert 1.920 x 10 atoms of lead to grams. 21
A
B
C
D
0.6608g
0.6607g
0.661g
0.660g
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Incorrect
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Correct
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15. Convert 250.00g of beryllium arsenide to particles.
A
B
C
D
8.5091 x 10
8.5091 x 10 f.u.
8.5091 x 10 g
8.5091 x 10 g/mol23
23
23
23
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Incorrect
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Correct
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16. Convert 0.3465 mol of mercury to grams.
A
B
C
D
69.51 g
69.50 g
69.49 g
69.5 g
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Incorrect
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Correct
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17. Convert 3.010 x 10 f.u. of copper (II) sulfate decahydrate to moles.
A
B
C
D
0.5000 mol CuSO4 10H2O
23
0.5 mol CuSO4 10H2O
0.50 mol CuSO4 10H2O
0.500 mol CuSO4 10H2O
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Incorrect
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Correct
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18. Convert 0.00512g of magnesium to moles.
A
B
C
D
0.0000211 mol Mg
0.000211 mol Mg
0.00211 mol Mg
0.0211 mol Mg
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Incorrect
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Correct
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19. Convert 75.0g of aluminum chloride to moles.
A
B
C
D 0.563 mol AlCl3
0.564 mol AlCl3
0.563 mol AlCl
0.562 mol AlCl3
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Incorrect
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Correct
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20. Convert 5.32 x 10 f.u. of calcium chlorate to grams.
20
A
B
D
C 0.183g
0.184g
0.18g
0.182g
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Incorrect
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Correct