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April 19, 2014

Search: Org. Chem

Number of results: 34,786

G-chem/org. chem=>Dr. Bob222
I mean are setups differ for part 1
Friday, February 8, 2013 at 5:58pm by Devron

9th grade chem
delta T=iKm K=1.853C/m find delta T. (hint: m=mol glucose/kg H2O)Then subtract that value from 0 degrees Celsius. http://library.thinkquest.org/C006669/data/Chem/colligative/colligative.html
Tuesday, December 14, 2010 at 6:53pm by TutorCat

science
Thank you for using the Jiskha Homework Help Forum. Hopefully the following will assist you: 1. (Broken Link Removed) 2. http://en.wikipedia.org/wiki/Polymer_chemistry 3. http://chem.chem.rochester.edu/~chem421/famous.htm
Tuesday, April 22, 2008 at 6:06pm by SraJMcGin

chemistry
http://chem.lapeer.org/Chem2Docs/chlorine.html
Tuesday, March 15, 2011 at 2:24pm by bobpursley

hemistry
http://chem.lapeer.org/Chem2Docs/chlorine.html
Tuesday, March 15, 2011 at 2:00pm by bobpursley

G-chem/org. chem=>Dr. Bob222
I just looked at Dr. Bob222's post for when you initially posted this question and the setup that I gave you for part 1 differs from the setup that he gave you for part 2. I will let him resolve that for you since he has more experience in G-chem then I do, and he is probably ...
Friday, February 8, 2013 at 5:58pm by Devron

Technology
I thought you had chemistry. Aspirin is a chemical compound. This lab is a standard in College chem labs, and HS AP Chem labs. http://en.wikipedia.org/wiki/Aspirin#Synthesis
Tuesday, January 19, 2010 at 3:18pm by bobpursley

chemistry
can caffeine (the solute) be dissociated into ion particles? If not, then it is just 1. http://library.thinkquest.org/C006669/data/Chem/colligative/colligative.html
Wednesday, December 15, 2010 at 3:14pm by TutorCat

Org. Chem.
First paragraph. http://www.1911encyclopedia.org/Malonic_acid
Monday, September 14, 2009 at 5:37pm by bobpursley

science
I don't think so. Calcite and dolomite are crystals but that isn't an environmental answer. See these sites. http://www.rensselaer.org/dept/chem-eng/Biotech-Environ/DOWNSTREAM/form.htm http://en.wikipedia.org/wiki/Mineral
Monday, September 14, 2009 at 8:45pm by DrBob222

org. chem.
Here is the site I used to determine the empirical formula for the compound. http://en.wikipedia.org/wiki/Caryophyllene
Monday, November 9, 2009 at 11:37pm by DrBob222

chemistry-check answer
http://library.thinkquest.org/C006669/media/Chem/img/Series.gif
Sunday, October 31, 2010 at 12:28pm by bobpursley

Chemistry
I understand what is going on. You are lost, and do not understand Ka or equilibrium. Start here: http://library.thinkquest.org/C006669/data/Chem/equilibrium/ka.html
Tuesday, April 7, 2009 at 9:04pm by bobpursley

o-chem
You should find information here: http://www.google.com/search?q=O-Chem+tutorial&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a Sra
Monday, May 4, 2009 at 4:31am by SraJMcGin

Org Chem. I
They are drawn on the wikipedia page http://en.wikipedia.org/wiki/Carvone I would be tempted to redraw them using a Fisher projection http://en.wikipedia.org/wiki/Fischer_projection to demonstrate you understand the application of the C-I-P rules.
Monday, October 31, 2011 at 8:43pm by Dr Russ

Org. Chem.
CH3CH2C(=O)CH2CH3
Wednesday, January 27, 2010 at 11:11pm by R

org. chem
ok thank you thats what I got :)
Monday, February 11, 2013 at 2:32pm by meghan

Org. Chem.
fghjkl
Tuesday, December 1, 2009 at 2:16pm by Anonymous

Org. Chem.
Thank you very much.
Monday, September 21, 2009 at 10:38pm by CM

org. chem.
Thank you very much.
Monday, November 9, 2009 at 11:37pm by CMM

org. chem
Check this: 1-ethylcyclopentene
Monday, March 4, 2013 at 6:17pm by MathGuru

org. chem.
right AND they have no N, O, or F atoms.
Monday, September 14, 2009 at 6:42pm by DrBob222

Org. Chem SOS???
Oh i see, thanks a lot =)
Tuesday, January 19, 2010 at 6:30pm by Natasha

Org. Chem.
why is water and tetrachloride immiscible
Monday, September 14, 2009 at 2:05am by katrina

Org Chem. I
We can't draw structures on this board.
Monday, October 31, 2011 at 8:43pm by DrBob222

Org. Chem.
It is supposed to say, "Na2SO4" not "Na2CO3"
Monday, November 30, 2009 at 6:05pm by Adelle

To Meghan---org. chem
I showed you how to do both of these yesterday.
Friday, February 8, 2013 at 5:58pm by DrBob222

org. chem
ok thank you my professor marked it has 1-ethylcylopentene and 3-ethylcylcopentene :)
Monday, March 4, 2013 at 6:17pm by Anonymous

Org Chem
C and D have a plane of symmetry,they are both meso.
Friday, April 1, 2011 at 5:50pm by NF

science
Thank you for using the Jiskha Homework Help forum. Try the following: 1. http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch8/index.php 2. http://www.cartage.org.lb/en/themes/Sciences/Chemistry/Inorganicchemistry/Informationbonding/CovalentElectrons/mainpage.htm 3. (...
Monday, November 3, 2008 at 7:42pm by SraJMcGin

Org. Chem.
So it's polar and H bonds with water and methyl alcohol, but not hexane?
Monday, September 14, 2009 at 5:37pm by Chelsea

Org. Chem.
Thanks, but what happened to the S in the equation? There needs to be one in the products to balance.
Monday, November 30, 2009 at 6:05pm by CMM

Org. Chem.
Oops, I didn't get the correction note before I submitted, but thanks I appreciate your help.
Wednesday, January 27, 2010 at 11:11pm by CMM

Drbob Chem
I believe it has to do with the mutarotation of the hydroxyl groups in solution. You can read about furanoses here and mutaroration on the link below that. http://en.wikipedia.org/wiki/Furanose http://en.wikipedia.org/wiki/Mutarotation
Wednesday, October 10, 2012 at 2:16am by DrBob222

org. chem
ignore isn't the ratio; I forgot to delete that when I pasted your original post.
Friday, February 8, 2013 at 5:58pm by Devron

chem
You must be kidding. There are books written on this subject. Here is some information. http://en.wikipedia.org/wiki/Subatomic_particle
Monday, June 7, 2010 at 6:04pm by DrBob222

chem
http://en.wikipedia.org/wiki/Molar_absorptivity Absorbance = epsilon x length of cell x concn in mols/liter.
Wednesday, August 27, 2008 at 9:36pm by DrBob222

chem!
Read all of the article but pay particular attention to the last paragraph. http://en.wikipedia.org/wiki/Recrystallization
Thursday, June 18, 2009 at 11:22am by DrBob222

Chem
Here is a rather complete discussion of hydrogen as a bonding agent. http://en.wikipedia.org/wiki/Hydride
Tuesday, March 30, 2010 at 11:32am by DrBob222

chem
I would rank them as CH4, C3H8, HBr, LiF. http://en.wikipedia.org/wiki/Intermolecular_force
Friday, July 27, 2012 at 3:24pm by DrBob222

chem
K has the most energy. http://en.wikipedia.org/wiki/Electron_affinity Look at the periodic trend.
Friday, January 2, 2009 at 11:31pm by bobpursley

chem
Here is a link that gives the titration details. http://en.wikipedia.org/wiki/Borax
Tuesday, April 24, 2012 at 10:06pm by DrBob222

O Chem
I don't know which reagent you started with. Assuming that you used ordinary bleach (from the many recent threads on this subject), then there are many other possible oxidising agents to achieve the oxidation. Here are a few Jones Reagent see http://en.wikipedia.org/wiki/...
Thursday, February 4, 2010 at 5:34am by Dr Russ

Gen Chem
See here: http://en.wikipedia.org/wiki/Residual_entropy
Friday, March 28, 2008 at 4:34pm by Count Iblis

Chem
No. Sea water is approximately 3.5% NaCl. http://en.wikipedia.org/wiki/Sodium_chloride
Monday, August 29, 2011 at 7:18pm by DrBob222

10 grade chem
This may be what you need. http://en.wikipedia.org/wiki/Eugenol
Sunday, November 7, 2010 at 8:46pm by Ms. Sue

Org. Chem.
Somewhat, but still a little confused about the individual cases. Thanks though.
Monday, September 14, 2009 at 2:05am by Chelsea

org. chem.
biphenyl and hexane would not hydrogen bond because they are both nonpolar right?
Monday, September 14, 2009 at 6:42pm by Chelsea

Org. Chem.
this is a problem from an experiment we did not perform, but have to answer... that is why I do not know what values to use for the division?
Tuesday, September 22, 2009 at 12:06am by CM

Org. Chem.
Thank you so much. However, I thought B) hexanoic acid had to have a C=OOH?
Wednesday, January 27, 2010 at 11:11pm by CMM

Org. Chem.
Actually, primary alcohols undergo a E2 mechanism to form the alkene.
Tuesday, December 1, 2009 at 2:16pm by John

org. chem
Give IUPAC name of the products of the dehydration of this alcohol? 2-ethyl cylcopentanol
Monday, March 4, 2013 at 6:17pm by meghan

Chem II
Before your answer, but after I had posted, I looked it up on Google. Here is the site. http://en.wikipedia.org/wiki/Stepwise_reaction It's confusing, to say the least.
Friday, June 13, 2008 at 4:59pm by DrBob222

sci 275
Check these sites. http://en.wikipedia.org/wiki/Malathion http://www.chem-tox.com/malathion/research/
Sunday, December 9, 2007 at 6:44pm by Ms. Sue

Science
Thank you for using the Jiskha Homework Help Forum. Try the following; 1. (Wikipedia): http://en.wikipedia.org/wiki/Electrochemical_cell 2. http://hyperphysics.phy-astr.gsu.edu/hbase/chemical/electrochem.html 3. (Broken Link Removed) 4. http://chemed.chem.purdue.edu/genchem/...
Wednesday, May 28, 2008 at 7:41pm by SraJMcGin

chem
Did you mean Gregor Mendel? http://en.wikipedia.org/wiki/Gregor_Mendel
Wednesday, February 27, 2008 at 2:42pm by DrBob222

chem
First, let me start over for I was running on the wrong track. Next, I think you looked up the definition (which I told you to) in a dictionary. Here is what you want, copied from a freshman chemistry text. Intensive property. A property that is independent of the amount of ...
Wednesday, January 7, 2009 at 9:42pm by DrBob222

chem
I believe 2-pentene is the product. Here is a web site you can read. I think the double bond is formed between the alpha and beta carbon atoms. http://en.wikipedia.org/wiki/Dehydrohalogenation
Friday, March 13, 2009 at 2:06am by DrBob222

org. chem.
Name some advantages of using acetaminophen (tylenol) instead of aspirin as an analgesic.
Tuesday, October 13, 2009 at 1:08am by CM

chem
It's all at this site. http://en.wikipedia.org/wiki/Condensation_polymer
Friday, May 9, 2008 at 7:49pm by DrBob222

chem
http://en.wikipedia.org/wiki/Aluminium_carbide see reactions
Sunday, November 28, 2010 at 12:51pm by bobpursley

pre-ap chem
http://en.wikipedia.org/wiki/Nitrous_acid
Monday, May 28, 2012 at 4:43pm by DrBob222

Science
Thank you for using the Jiskha Homework Help Forum. Here are some sites to visit: 1. http://en.wikipedia.org/wiki/Dmitri_Mendeleev 2. http://chemistry.about.com/library/blperiodictable.htm 3. http://www.chem.msu.su/eng/misc/mendeleev/welcome.html 4. http://web.buddyproject.org...
Sunday, March 2, 2008 at 8:49pm by SraJMcGin

chem 106 xtra credit!!**
EDTA is ethylenediaminetetraacetic acid. It is used in food to reduce discolouration due to oxidation by the air. For the structure and more info see: http://en.wikipedia.org/wiki/Ethylenediaminetetraacetic_acid
Thursday, November 4, 2010 at 1:28am by Dr Russ

org. chem
Can someone explain in simple terms the difference between hemiketal and hemiacetal? Just curious
Monday, February 11, 2013 at 2:52pm by meghan

Enviroment Science
Malthion may harm people. http://www.chem-tox.com/malathion/research/ http://www.pesticideinfo.org/Detail_Chemical.jsp?Rec_Id=PC32924
Sunday, May 23, 2010 at 9:38pm by Ms. Sue

chem
It depends somewhat upon the indicator but I thin it is about two units. http://en.wikipedia.org/wiki/PH This site will show you the pH unit change from one color to another for various indicators.
Wednesday, November 28, 2012 at 9:09am by DrBob222

Chem II
http://en.wikipedia.org/wiki/Molecularity
Friday, June 13, 2008 at 5:03pm by DrBob222

Organic Chem
http://en.wikipedia.org/wiki/Maillard_reaction
Thursday, March 18, 2010 at 2:06pm by DrBob222

Chem Check
http://en.wikipedia.org/wiki/First_law_of_thermodynamics
Thursday, June 10, 2010 at 8:39pm by DrBob222

Org. Chem.
A natural product (MW=150) distills with steam at a boiling temperature of 99 degrees Celsius at atmospheric pressure. The vapor pressure of water at 99 degrees Celsius is 733 mm Hg. A) Calculate the weight of the natural product that codistills with each gram of water at 99 ...
Tuesday, November 10, 2009 at 12:50am by CMM

chem
What is the arrangement of particles for a liquid? A gas? Thanks in advance. http://en.wikipedia.org/wiki/Phase_(matter)
Sunday, November 5, 2006 at 1:42pm by Damien

Chem-Help Please!!!
Look in your text for the van der Waals equation for gases. Here is a link on the web if you have trouble finding it in your text. http://en.wikipedia.org/wiki/Van_der_Waals_equation
Wednesday, April 18, 2012 at 10:12pm by DrBob222

Chem
Yes. In the ground state we are following the Aufbau Principle as well as Hund's rule. Here is a site that provides a useful mnemonic for remembering how the orbitals are filled (although I've see better ones drawn). http://en.wikipedia.org/wiki/Aufbau_principle
Tuesday, July 7, 2009 at 3:11pm by DrBob222

Biochem
The number _____ and _____ sign are assigned to the first nucleotide of a transcriptional unit. a. 0, positive b. 1, negative c. 1, positive d. 0, no sign No idea what the answer might be. Since this is not my area of expertise, I searched Google under the key words ""first ...
Tuesday, August 1, 2006 at 11:17am by Sarah

Chem
Plotting lnk vs 1/T produces a line. The slope will be Ea and the intercept will be A. You can read more about it here. http://en.wikipedia.org/wiki/Arrhenius_equation Scroll down about half way on the page.
Saturday, July 17, 2010 at 3:35pm by DrBob222

Chem
What is Keplers third Law? http://en.wikipedia.org/wiki/Kepler%27s_laws_of_planetary_motion
Friday, October 15, 2010 at 6:44pm by bobpursley

Chem
What is Keplers third Law? http://en.wikipedia.org/wiki/Kepler%27s_laws_of_planetary_motion
Friday, October 15, 2010 at 6:44pm by bobpursley

chem 121
According to Wikipedia, the name phosphoric acid is the IUPAC name for H3PO4. You can read about it here. http://en.wikipedia.org/wiki/Phosphoric_acid
Thursday, December 2, 2010 at 5:30pm by DrBob222

chem!
http://en.wikipedia.org/wiki/Crystallization
Monday, January 14, 2008 at 9:00pm by DrBob222

chem
http://en.wikipedia.org/wiki/Intramolecular_force
Wednesday, April 2, 2008 at 7:20pm by bobpursley

chem
http://en.wikipedia.org/wiki/Bromoacetic_acid
Sunday, April 6, 2008 at 2:38am by bobpursley

chem
http://en.wikipedia.org/wiki/Positron_emission
Monday, June 2, 2008 at 8:12pm by DrBob222

chem
http://en.wikipedia.org/wiki/Electrochemistry
Sunday, November 16, 2008 at 11:06pm by DrBob222

chem
http://en.wikipedia.org/wiki/Steam_distillation
Monday, November 24, 2008 at 3:03am by DrBob222

CHEM
http://en.wikipedia.org/wiki/Brass
Saturday, September 25, 2010 at 4:26pm by DrBob222

P-Chem
http://en.wikipedia.org/wiki/Work_function
Thursday, September 15, 2011 at 7:03pm by DrBob222

Chem
http://en.wikipedia.org/wiki/Standard_addition
Tuesday, December 13, 2011 at 11:25pm by bobpursley

chem-
http://en.wikipedia.org/wiki/Aramid
Saturday, January 12, 2013 at 4:59pm by DrBob222

Chem
cholesterol, high density (good) and low density (bad). Here is a link to read more about it including the formula and the structure. http://en.wikipedia.org/wiki/Cholesterol
Thursday, November 3, 2011 at 8:38pm by DrBob222

biology
Thank you for using the Jiskha Homework Help Forum. Here are some things about cellulose: 1. http://en.wikipedia.org/wiki/Cellulose 2. (part Ii): http://en.wikipedia.org/wiki/Cellulosic_ethanol 3. http://www.lsbu.ac.uk/water/hycel.html 4. http://antoine.frostburg.edu/chem/...
Thursday, October 25, 2007 at 2:23pm by SraJMcGin

Gen Chem
http://en.wikipedia.org/wiki/Thulium http://education.jlab.org/itselemental/ele111.html
Sunday, October 21, 2012 at 12:20pm by Ms. Sue

O-Chem
http://en.wikipedia.org/wiki/EDTA after that article, look up the wiki article on chelating agent
Tuesday, April 7, 2009 at 6:51am by bobpursley

chem
According to my Handbook of Chemicsty and Physics, 1969 edition: sucrose: monoclinic sodium thiocyanate: rhombic aluminum potassium sulfate dodecahydrate: cubic or monoclinic See http://en.wikipedia.org/wiki/Monoclinic for an example of the monoclinic type
Friday, January 11, 2008 at 10:01pm by drwls

chemistry!
http://en.wikipedia.org/wiki/Intermolecular_force http://itl.chem.ufl.edu/2045/lectures/lec_g.html
Thursday, November 17, 2011 at 8:47pm by DrBob222

chem
I'm sure you know the equation for the H2. 2H^+ + 2e ==> H2(g) E=Eo-(0.059/n)*log(pH2/H^+) but you need to add the partial pressures and concentrations to that. Here is a site you can read about the SCE. http://en.wikipedia.org/wiki/Saturated_calomel_electrode
Sunday, November 16, 2008 at 11:04pm by DrBob222

chem
Be sure and read the prefix for the tables because they list different parts of the table in different units. http://en.wikipedia.org/wiki/Standard_enthalpy_change_of_formation_(data_table)
Tuesday, November 20, 2007 at 5:38pm by DrBob222

Chem-Help Please!!!
Here is a link for the constants a and b in the van der Waals equation. http://en.wikipedia.org/wiki/Van_der_Waals_constants_%28data_page%29
Wednesday, April 18, 2012 at 10:12pm by DrBob222

Org. Chem.
If you were relying on IR data alone,could you determine if you had the (+) or (-) form of carvone? why or why not? suggest one other method for detection.
Monday, October 31, 2011 at 7:26pm by stephie

org. chem
what would the oxidation product 1. 2-methylpentnal 2. 3-pentanone My answers: 1. 2-methylpentanoic acid 2. no further reaction I just want to be sure I'm doing this right. Thanks.
Friday, February 15, 2013 at 3:21pm by meghan

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