chemistry Assignments
- Instructors
- Term
- Fall 2009
- Department
- Science
Upcoming Assignments
No upcoming assignments.
Past Assignments
Due:
Assignment
Chemistry Website
http://www.classzone.com
activation code: 23469-60 : this code will enable you to activate the online textbook
http://www.classzone.com
activation code: 23469-60 : this code will enable you to activate the online textbook
Due:
Assignment
chapter 7 assessment review (at the end of the chapter)
5 7 9 13
5 7 9 13
Due:
Assignment
Objective: to be able to calculate empirical and molecular formulas
problem 1-5: Answers are written on the bottom of the worksheet. I want to see your work written out fully.
problem 1-5: Answers are written on the bottom of the worksheet. I want to see your work written out fully.
Due:
Assignment
Study for Benchmark. Benchmark on Thursday, Dec. 10, 2009
Study for Chapter 6 Test Monday Dec 14, 2009
Study for Chapter 6 Test Monday Dec 14, 2009
Due:
Assignment
TEXTBOOK PAGE 212 # 28, 29, 35, 37
topic: percent composition and empirical formulas
topic: percent composition and empirical formulas
Due:
Assignment
HW: Do numbers 25- 40
read chapter 6 about percent composition and empirical formula
26) 0.25mol Yb
27) 2.0 mol Cf
28) 5.2 x 10 ^-9 mol PI3
29) 4.5 x 10^-16 AlF3
30) 8.7 X 10^-19 Mol MNO3
31) 6.022 X 10 ^ 24 Particles H
32) 1.01 x 10 ^ 21 particles Pt
33) 7.49 x 10 ^ 25 particles Au
34) 1.15 x 10 ^ 24 particles C6H12O6
35) 4.92 x 10 ^ 32 particles CaCl2
36) 6.2 g Ag
37) 0.17 g F
38) 1374.9 g SrS
39) 9.3 x 10 ^-3 g C2H2O **** Note: Check the Molar mass- Ethanol has a formula of C2H2O***
40) 299 g UF6
** A word copy of the answers downloadable below ***
read chapter 6 about percent composition and empirical formula
26) 0.25mol Yb
27) 2.0 mol Cf
28) 5.2 x 10 ^-9 mol PI3
29) 4.5 x 10^-16 AlF3
30) 8.7 X 10^-19 Mol MNO3
31) 6.022 X 10 ^ 24 Particles H
32) 1.01 x 10 ^ 21 particles Pt
33) 7.49 x 10 ^ 25 particles Au
34) 1.15 x 10 ^ 24 particles C6H12O6
35) 4.92 x 10 ^ 32 particles CaCl2
36) 6.2 g Ag
37) 0.17 g F
38) 1374.9 g SrS
39) 9.3 x 10 ^-3 g C2H2O **** Note: Check the Molar mass- Ethanol has a formula of C2H2O***
40) 299 g UF6
** A word copy of the answers downloadable below ***
Due:
Assignment
Homework: Mole conversion worksheet #21- 25
21) 2.41 x 10 ^24 particle Pd
22) 2.1 x 10^ 24 particles Lil
23) 1.87x 10 ^23 particles NO
24) 2.74 x 10^ 14particles RbCl
25) 5.65 x 10^ 26 particles BF3
Additional practice online:
http://www.sciencegeek.net/Chemistry/taters/Unit4GramMoleVolume.htm
21) 2.41 x 10 ^24 particle Pd
22) 2.1 x 10^ 24 particles Lil
23) 1.87x 10 ^23 particles NO
24) 2.74 x 10^ 14particles RbCl
25) 5.65 x 10^ 26 particles BF3
Additional practice online:
http://www.sciencegeek.net/Chemistry/taters/Unit4GramMoleVolume.htm
Due:
Assignment
Mole to grams and grams to Mole worksheet. problems 1- 20.
Answers will be posted this weekend.
Answers to the HW can be downloaded below for you to check your answers. I must see your work for you to receive credit.
Answers will be posted this weekend.
Answers to the HW can be downloaded below for you to check your answers. I must see your work for you to receive credit.
Due:
Assignment
skim through chapter 6 and take down notes on a separate sheet of paper. Pay attention to bold/ highlighted words, examples, and figures.
Due:
Assignment
Chemistry Unit test: Tuesday, Dec 1, 2009
Due:
Assignment
extra credit unit conversion and naming due on November 30th 2009
:answers to extra credit nomenclatures are available: Click on the Link to Download
:answers to extra credit nomenclatures are available: Click on the Link to Download