Moles

Moles

Created by: Alexis Telepo3rd period Mrs. Grose

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

Incorrect

Correct

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

Incorrect

Correct

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

Incorrect

Correct

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

Incorrect

Correct

5. Convert 67.083 moles of potassium premanganate to grams.

A

B

C

D

10602 g

10601.7 g

10601 g

10601.8 g

Incorrect

Correct

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

Incorrect

Correct

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



24

23

26

Incorrect

Correct

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

Incorrect

Correct

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

Incorrect

Correct

10. Convert 9.00 x 10 atoms of Uranium to grams.

18

A

B

C

D

.00356 g

.00355 g

.00357 g

.0035 g

Incorrect

Correct

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

Incorrect

Correct

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

Incorrect

Correct

13. Convert 1.0020 mol Boron Tribromide to grams.

A

B

C

D

251.01g

251.02g

251.00g

251.01

Incorrect

Correct

14. Convert 1.920 x 10 atoms of lead to grams. 21

A

B

C

D

0.6608g

0.6607g

0.661g

0.660g

Incorrect

Correct

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

Incorrect

Correct

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

Incorrect

Correct

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



Incorrect

Correct

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

Incorrect

Correct

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

Incorrect

Correct

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

Incorrect

Correct

Moles

Documents

Transcript of Moles