Number of results: 222
what is carbon cycling http://www.elmhurst.edu/~chm/vchembook/306carbon.html A thing made out of carbon. It is in a shape like a circle
Tuesday, June 14, 2005 at 7:40pm by Josh
Chemistry Suspension Examples...
I need 10 examples of household suspensions for science class tomorrow. I got 10 solutions, 10 colloids, and 10 solvents...but can't figure out 10 suspensions! Help! http://www.elmhurst.edu/~chm/vchembook/106Amixture.html Suspensions have much larger particles: usually over ...
Wednesday, June 15, 2005 at 7:34am by Nat
why are ionic compounds abundant in nature? Betty, I don't know how to answer your question. Abundant compared to what? How is abundant defined? I would think there are more covalent compounds in nature than ionic compounds but I may be wrong. Can you clarify the question a ...
Saturday, June 17, 2006 at 1:27pm by betty
hi, I am wondering if benzyl acetate is polar or nonpolar? because it has a non polar benzene ring but also it has the ester bit attached so i am confused. Also i cant seem to understand the vander waal forces that are in it. if anybody could help that would be super A little ...
Monday, December 18, 2006 at 11:19pm by steff
Biology - Electron Transport Chain
Hi, does the electron transport chain actually PRODUCE ATP? It says on my sheet that 4 molecules of ATP are produced in this way. Since this is not my area of expertise, I searched Google under the key words "electron transport chain ATP" to get these possible sources: http://...
Thursday, February 1, 2007 at 6:24pm by student
What forms of energy are involved in metabolism? Since this is not my area of expertise, I searched Google under the key words "metabolism energy" to get these possible sources: http://www.elmhurst.edu/~chm/vchembook/5900verviewmet.html http://ds9a.nl/metabolism/ http://staff....
Tuesday, April 10, 2007 at 6:34pm by laura
chemical properties describe how a _____ changes into a new substance. This site will give you a definition and examples. http://www.elmhurst.edu/~chm/vchembook/105Achemprop.html
Sunday, August 19, 2007 at 3:06pm by emily
Since this is not my area of expertise, I searched Google under the key words "enzyme inhibitors" to get these possible sources: http://en.wikipedia.org/wiki/Enzyme_inhibitor http://en.wikipedia.org/wiki/Enzyme http://www.elmhurst.edu/~chm/vchembook/573inhibit.html http://...
Monday, September 10, 2007 at 9:29pm by PsyDAG
I think that scientists are still trying to discover the "how" of heredity. However, since this is not my area of expertise, I searched Google under the key words "DNA structure heredity" to get these possible sources: http://www.chm.bris.ac.uk/motm/dna/dnav.htm (Broken Link ...
Tuesday, June 24, 2008 at 11:00am by PsyDAG
Thank you for using the Jiskha Homework Help Forum. In the future, however, please do not use CAPITAL letters as that is considered impolite and shouting! Here are some sites for you: 1. http://hyperphysics.phy-astr.gsu.edu/hbase/chemical/bond.html (chemistry) 2. (atomic): ...
Tuesday, October 23, 2007 at 7:47pm by SraJMcGin
Indicators and Solutions
Here are two sites. The first one describes the test with Benedict's solution for simple sugars. The second one describes the iodine test for starch. http://www.sciencecompany.com/sci-exper/food_chemistry.htm http://www.elmhurst.edu/~chm/vchembook/548starchiodine.html
Tuesday, December 4, 2007 at 2:30am by DrBob222
Ionic compounds are polar. Covalent bonds may be completely covalent or they may have some ionic character. Those we call polar covalent. Some prefer to label compounds as ionic or polar covalent and call covalent compounds as polar or non-polar. Here is a site, not a ...
Wednesday, December 5, 2007 at 5:41am by DrBob222
Here is a link that lists melting points and boiling points for a number of hydrocarbons. Those with boiling points less than about 20 degrees C are gases, those with melting points above about 20 degrees C are solids http://www.elmhurst.edu/~chm/vchembook/501hcboilingpts.html
Monday, December 31, 2007 at 11:29am by DrBob222
Thank you for using the Jiskha Homework Help Forum again. Again, here are some sites to hel: 1. Thank you for using the Jiskha Homwork Help Forum. The suggestion looks easy, although you could drip water where you don't want it! Here are some ideas for a Science Fair, etc.: 1...
Sunday, January 27, 2008 at 3:28pm by SraJMcGin
I said in my response that LiCl and BaCl2 were ionic AND I said they were solids. Those two will be ionic solids. CCl4, NCl3 and BCl3 are covalent. http://www.chm.davidson.edu/ChemistryApplets/Crystals/NetworkSolids.html My best guess is that those three are molecular when ...
Monday, February 4, 2008 at 11:56am by DrBob222
Since this is not my area of expertise, I searched Google under the key words "carbohydrate forms animals" to get these possible sources: http://en.wikipedia.org/wiki/Carbohydrate http://www.visionlearning.com/library/module_viewer.php?mid=61 http://chemed.chem.purdue.edu/...
Friday, February 22, 2008 at 4:45pm by PsyDAG
Since this is not my area of expertise, I searched Google under the key words "monomers starch" to get these possible sources: (Broken Link Removed) http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/C/Carbohydrates.html http://www.elmhurst.edu/~chm/vchembook/547cellulose....
Friday, February 22, 2008 at 4:28pm by PsyDAG
Since this is not my area of expertise, I searched Google under the key words "lipid function" to get these possible sources: http://www.elmhurst.edu/~chm/vchembook/620fattyacid.html http://cellbio.utmb.edu/cellbio/membrane_intro.htm http://www.associatedcontent.com/article/...
Saturday, February 23, 2008 at 1:21pm by PsyDAG
calculate the lattice energy of CaO
Tuesday, April 8, 2008 at 10:59pm by Anonymous
At 20oC, a 2.32 M aqueous solution of Ammonium Chloride has a density of 1.0344g/ml. WHat is the molality of Ammonium Chloride in the solution? The formula weight of NH4Cl is 53.50 g/mol?? I am not sure how to incorporate the density into the problem to come up with how to ...
Thursday, June 10, 2010 at 9:47pm by Car