Chemistry
Tuesday, May 1, 2012
Final Post :) due 05/07/2012 at 10:00 am
Compare and contrast Arrehnius, Bronsted Lowry, and Lewis acids and bases to each other. Focus on the definitions for each. A chart may help.
Thursday, March 1, 2012
Ideal gas Law question due 03/04/12 @10:00 pm
Describe the contributions of Guy-Lussac, Charles, Avogadro, and Boyle to the ideal gas law. Also, explain the significance of Graham's Law.
Tuesday, November 29, 2011
Blog 12 due 12/04 at 10:00 pm
Ammonia reacts with oxygen gas to produce nitrogen monoxide and water.
a. Write a blalnced equation for this reaction.
b. If 25 grams of ammonia is placed in a chamber with excess oxygen, how much nitrogen monoxide will be produced?
a. Write a blalnced equation for this reaction.
b. If 25 grams of ammonia is placed in a chamber with excess oxygen, how much nitrogen monoxide will be produced?
Friday, October 28, 2011
Blog 11 due 10/31 10:00 am
Write the oxidation number for each element in the following substances:
LiBF4
CaCO3
H3O+
CuSO4
LiBF4
CaCO3
H3O+
CuSO4
Tuesday, October 18, 2011
Blog 10 Due Monday Oct 24 10:00 pm
Determine the electronegativity difference, probable bond type, and then arrange them in order from least to greatest bond/lattice energy.
a. H and I
b. S and O
c. K and Br
d. C and H
a. H and I
b. S and O
c. K and Br
d. C and H
Tuesday, September 27, 2011
Blog 7 due 10/03/2011 at 10:00am
Which of the following does NOT have noble gas configuration:
Na+, Rb+, O2-, Br-, Ca+, AL3+, S2-
Na+, Rb+, O2-, Br-, Ca+, AL3+, S2-
Monday, September 19, 2011
Blog 6 due mon 9/26
What is the wavelength of a wave with an energy of 1,000,000 Joules and a frequency of 0.00025 Js? Is it in the visible spectrum?Hint: use the speed of light and energy equations combined.
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