Log inSign up for FREE
Library

Chem II Final

Last updated over 4 years ago
46 questions
1

#1

1

H2O Molecules

1

H atoms

1

O atoms

1

Molar mass of (NH4)2SO4m

1

#4.

1

#5.

1

#6. Calculate the percent of carbon to the nearest 1% (no decimals)

1

#6. Calculate the percent of hydrogen to the nearest 1% (no decimals)

1

#6. Calculate the percent of oxygen to the nearest 1% (no decimals)

1

In grams, what amount of 150g glucose is oxygen?

1

8. a. just enter the coefficients like this: 1,2,3,4 etc.

1

8. b same as above

1

8. c. same as above

1

8. d.

1

9. a

1

9. a

1

9. a

1

9. a

2

Use stoichiometry gram to gram. Work 1 pt, answer 1 pt.

2

Use stoichiometry gram to gram. Work 1 pt, answer 1 pt

1

12 a.

1

12 b.

1

#12 c

1

#12 d

1

#13 a

1

#13 b

1

#13 c

1

#13 d

1

First example

1

Second example

1

Third example

2

#15 Work 1 pt answer 1 pt

2

#16 work 1 pt, answer 1 pt

1

#17

1

#18 a

1

#18 b

1

#18 c

1

#18 d

1

#19 a.List the new products, include coefficients from balancing and use (s) to indicate the precipitate.

1

#19 b. List the new products, include coefficients from balancing and use (s) to indicate the precipitate.

1

#20

1

#21

1

#22

1

#23

1

#24