Thursday
April 24, 2014

Search: chemistry -------------chemistry

Number of results: 43,699

chemistry
How do you make a venn diagram of the 6 branches of chemistry? (Inorganic chemistry, organic chemistry, biochemistry, nuclear chemistry, physical chemistry, and analytical chemistry) like where would they go in the 3 circles
Sunday, August 26, 2012 at 10:10pm by jake

chemistry
I have a chemistry project where I need to make an object move using my knowledge of chemistry. The object os a small ball teh size of a large marble. It must be moved using chemistry and NOT physics (ie slope wind etc). I am 15 and in grade 11.
Thursday, April 8, 2010 at 10:13am by Didier

chemistry/stiochiometry
could someone please answer my chemistry/stoichiometry questions below both "anonymous one just chemistry on todays date
Wednesday, March 16, 2011 at 5:22pm by "anonymous"

statistics
At a certain college, 15% of the students receieved an A in their required math cousre, 10% receieved an A in their required chemistry course, and 5% receieved an A in both. A student is selected at random. a.) What is the probability that he received an A in either chemistry ...
Sunday, October 4, 2009 at 6:06pm by Sharon

Chemistry
Our professor just told us that the final exam will be the ACS exam, we are taking general Chemistry II. What is the best way to study for ir? Is the preparing for ACS general chemistry study guide good? If we are taking general Chemistry II do we have to study Chemistry I again?
Thursday, April 19, 2012 at 8:26pm by Mima

Chemistry
Our professor just told us that the final exam will be the ACS exam, we are taking general Chemistry II. What is the best way to study for ir? Is the preparing for ACS general chemistry study guide good? If we are taking general Chemistry II do we have to study Chemistry I again?
Thursday, April 19, 2012 at 8:27pm by Mima

Chemistry (kind of)
Okay so this is actually for an english assignment where we have to report on a problem in our field....mine happens to be Chemistry so I was wondering what kind of problems or disputes can be caused in a chemistry lab...
Friday, February 6, 2009 at 12:46pm by Stefanie

Math
If you pass general chemistry, then you can take organic chemistry. You pass general chemistry. ˆ You can take organic chemistry. Let P = you pass general chemistry Let Q = you can take organic chemistry I came up with P - >Q P therefore Q But my set up is wrong, how do I ...
Friday, January 21, 2011 at 3:56pm by Madison

Chemistry
I'm having a hard time getting started studying for my chemistry midterm. i'm kind of overwhelmed. my teacher gave me a brief study guide, but where would be the best place to start? are notecards effective for studying chemistry?
Saturday, January 12, 2008 at 9:20pm by Catie

ap chemistry
I have taken ap chemistry but I have language barrier and sometimes I don't get it and I am getting behind.We are already in chapter 9.I don't want to quit. What is the best way to improve and learn faster?Any practice I should do?What is the experience taking ap chemistry ...
Sunday, November 4, 2012 at 4:07pm by zoya

statistics
At a certain college, 15% of the students received an A in their required math course, 10% receieved an A in their required chemistry course, and 5% received an A in both. A student is selected at random. a.) What is the probability that he received an A in either chemistry or...
Saturday, October 3, 2009 at 8:59am by Sharon

Chemistry
In polymer chemistry, it is often said that obtaining a polymer with certain desired physical properties is often more a problem of engineering than of chemistry. Why is this the case? bgfhftghgfgfnhgf
Friday, September 29, 2006 at 9:23pm by Lindz

Ap chemistry
I'm taking ap chemistry also! I was just wondering about how much space they give you on an ap chemistry test the Multiple choice section, is it enough space for work? Do they give you scrap?
Sunday, October 5, 2008 at 8:07pm by Jaqui

Chemistry
In polymer chemistry, it is often said that obtaining a polymer with certain desired physical properties is often more a problem of engineering than of chemistry. Why is this the case?
Thursday, September 28, 2006 at 8:43pm by Lindz

Chemistry
Hi, I have to take chemistry placement test for college this week. Does anyone here have advice for studying to prepare for the test? I took chemistry in high school 2 years ago so I don't remember anything.
Monday, October 11, 2010 at 9:59pm by Advice please

statistics
At a certain college, 15% of the students received an A in their required math course, 10% received an A in their required Chemistry course, 5% received an A in both. A student is selected at random. a.) What is the probability tha he receieved an A in either Chemistry or Math...
Friday, October 2, 2009 at 6:48pm by Sharon

math
500 students sat for an examination in mathematics,physics and chemistry.45 passed all the three subject,60 passed mathematics and chemistry,70 passed physics and chemistry,50 passed mathematics and chemistry,10 passed in mathematics,80 passed in chemistry and 35 passed at ...
Sunday, November 13, 2011 at 3:23pm by damilola

Chemistry
Compare the natural chemistry that takes place in the environment with the chemistry that takes place due to manmade factors like pollution. Discuss the effect of pollution at the local, regional, national, and global level.
Monday, February 20, 2012 at 4:46pm by Jenn

chemistry
Describe the differance between chemistry and chemical technology. Technology is the making of applications. Chemical technology...making chemicals for practical or commercial purposes. Chemistry...the study of materials, their reactions
Tuesday, August 16, 2005 at 4:41pm by Jane

grd 12 U chemistry
Hi, i have a project for chemistry, i have to choose a scientist (i chose Micheal Smith) his career is biochemistry and i have to create a career related to biochemistry.. Question: After finding the famous chemist and then using their field of chemistry, create a career that ...
Saturday, September 28, 2013 at 9:58am by Sky

Grade 12 University Chemistry
Hi, i have a project for chemistry, i have to choose a scientist (i chose Micheal Smith) his career is biochemistry and i have to create a career related to biochemistry.. Question: After finding the famous chemist and then using their field of chemistry, create a career that ...
Saturday, September 28, 2013 at 1:10pm by Sky

just wondering...
what is harder, chemistry or physics? because i've been struggling all year in chemistry and i'm taking physics next year... i have a solid a in alg.2 though... oh yeah, and i want to be a physical therapist. so if i'm not to good in chemistry can i still be a physical ...
Thursday, May 29, 2008 at 10:18pm by sfdsajflkd

chemistry
I am doing stoicheometry and I need help. Is there anyone who knows about it? It's in my chemistry class. HELP! I am in tears and cannot figure this out.
Tuesday, March 2, 2010 at 6:06pm by Rachel

Chemistry
Why was Wohler's synthesis of urea significant to the field of carbon chemistry? Please help. Thank you.
Monday, January 24, 2011 at 9:15pm by John

chemistry
answers to latenite labs chemistry lab#9 stoichiometry by loss of CO2
Thursday, January 19, 2012 at 12:58am by Anonymous

chemistry
I need some help with making a solubility rule for CrO4 -2 for my chemistry homework.
Sunday, April 1, 2012 at 11:42am by Debbie

chemistry
hey i need help on finding a good oxidation chart for chemistry.
Thursday, April 3, 2008 at 3:22pm by shylo

chemistry
Where would you find iron II sulphide outside a chemistry laboratory?
Saturday, January 10, 2009 at 10:17am by Nabiha

chemistry
Is Procion Red Dye a suitable model for chemistry lab?
Wednesday, December 2, 2009 at 7:51pm by donna

Chemistry
I really need help with this; it'll be the last chemistry question I ask: 44. Identify the type of reaction. a. AB ---> A+B b. AB + C--> AC + B c. AB + CD --> AD + CB Thanks -MC
Wednesday, November 3, 2010 at 3:41pm by mysterychicken

Chemistry II
Why is YBa2Cu3O7 a super conductor? Explain Chemistry and Structural bases.
Wednesday, February 16, 2011 at 7:10pm by Brittney

chemistry
I need help on a balance ionic equation in chemistry Ca(NO3)2 + NaOH
Sunday, January 27, 2013 at 10:39am by Anonymous

CHEMISTRY
how would a chemistry student make a 600 mL of 1.5 M solution of NaBr?
Thursday, May 9, 2013 at 4:21am by David

CHEMISTRY
how would a chemistry student make a 600 mL of 1.5 M solution of NaBr?
Thursday, May 9, 2013 at 4:21am by David

chemistry
where would you find calcium carbonate and sodium chloride outside a chemistry lab?
Saturday, January 10, 2009 at 11:14am by Nabiha

chemistry
where would you find iron II oxide and sodium hydrogencarbonate outside a chemistry lab?
Saturday, January 10, 2009 at 11:16am by Nabiha

Chemistry
This is question 4a on section a.12 chemistry. What will you observe happening to the balloon as it sits in the warm car
Monday, February 4, 2013 at 3:18pm by Anonymous

Chemistry
What is the difference in molecular chemistry between silicone polymers and other polymeric materials?
Thursday, April 4, 2013 at 2:59am by Violet

Chemistry
What is the difference in molecular chemistry between silicone polymers and other polymeric materials?
Thursday, April 4, 2013 at 11:57am by Violet

Chemistry
What is the difference in molecular chemistry between silicone polymers and other polymeric materials?
Thursday, April 4, 2013 at 4:03pm by Violet

Chemistry
I'm not doing so well in ap chemistry. i think i'm not studying the right way. can anyone suggest how i can raise my grade? i do my homework but it doesn't seem to help.
Sunday, October 14, 2007 at 4:29pm by Grant

Academic 4-year plan: Zoology
Can you take AP Chemistry without taking any previous chemistry class?
Saturday, December 1, 2007 at 7:39pm by Emily

chemistry
This is another question on my chemistry worksheet. What is a gas's molecular mass? I guess they want the definition because there are no numbers involved.
Tuesday, March 4, 2008 at 9:57pm by emily

chemistry .............chemistry
what color emission would you see if you heated each solution to an extremely high temperature? why
Friday, October 12, 2012 at 12:52am by Maria

Chemistry
Why would a firefighter or a reporter need to understand chemistry?
Wednesday, September 5, 2007 at 8:52pm by John

previous chemistry.
can some one reply to my last chemistry post? thanks.
Sunday, January 25, 2009 at 7:48pm by Chopsticks

chemistry
can you tell me how can i make a chemistry working model for class 9
Monday, June 6, 2011 at 9:59am by tanu

AP CHEMISTRY
Someone please answer my question below in AP CHEMISTRY.
Monday, March 19, 2012 at 6:27pm by HELP PLEASE

Chemistry
Who used x-ray diffrection experiments for the periodic table http://www.chemistry.co.nz/henry_moseley.htm
Sunday, November 19, 2006 at 10:41am by ciao

Chem
why is an understanding of chemistry important in biology? All digestion, nutrition, muscle usage/reactions, cell division/reproduction, and all of the enzymatic processes at work in the body are chemisty. Even eyesight is a chemical reaction. So you need to know something ...
Sunday, June 18, 2006 at 2:01pm by Samantha

chemistry
can you give me examples of pictures just name it, ummm.. CHEMISTRY IN DAILY LIVING , TECHNOLOGY AND SOCIETY
Monday, July 25, 2011 at 10:23am by Anonymous

chemistry
what does SPDF mean in chemistry on the periodic table? What is the PDO format in when writing a lab report? pls help
Thursday, October 13, 2011 at 10:45pm by ted

AP CHEMISTRY
Could someone please tell me where to find the 2008 AP Chemistry Multiple Choice for FREE ONLINE? Thank You in advance!
Tuesday, May 1, 2012 at 6:46pm by DAN

grade 12 chemistry
explain the concept of a “stock solution” and standard solutions as if you were explaining it to a friend who is not studying chemistry.
Tuesday, April 30, 2013 at 3:18am by michael

Chemistry
I am working on a solid chemistry problem, but I do understand what e^ means. Is it the elementary charge? or Faraday constant. Please help.
Saturday, November 16, 2013 at 7:16am by FHD

Chemistry
Tell me a website from where i can get full information regarding IUPAC nomenclature of organic chemistry. It's rules, inforamtion everything.
Wednesday, April 8, 2009 at 4:54am by Akash

chemistry help
Describe how you would prepare 250.0 mL of a 0.500 M solution of NaCl by using apparatus found in a chemistry lab.
Wednesday, May 20, 2009 at 10:27pm by kim

chemistry
Hi I am in AP Chemistry and I did not take regulars chem so I have never done labs before and was wondering If anyone could give me examples on how to do a lab
Friday, December 16, 2011 at 10:24pm by Nina

Chemistry
For my Chemistry question it's about herbicide's What do they do? what are they intended for? what risk's do they pose in our society? how are they created? if anyone could answer these please thanks you!
Thursday, January 19, 2012 at 7:55pm by Steven Andersen

Chemistry
describe how you would prepare 250.0 mL of a .500 M solution of NaCl by using apparatus found in a chemistry lab.
Wednesday, May 30, 2012 at 9:41pm by Noemi

Chemistry
What is the chemistry behind the ASA – FeCl3 reaction?
Wednesday, May 2, 2007 at 1:22pm by mel

Chemistry
What is the chemistry behind the ASA – FeCl3 reaction?
Wednesday, May 2, 2007 at 1:24pm by MEl

chemistry
how do you add ph values of neutrals and bases in chemistry?
Wednesday, October 3, 2007 at 8:56pm by amy

Chemistry --- chemistry ---
what is the difference between an atom and an ion ???
Thursday, September 13, 2012 at 2:08am by Maria

chemistry .....chemistry
what element include in the fireworks power ? why
Thursday, October 11, 2012 at 11:52pm by Maria

chemistry
What is an open and closed sytem refer to in chemistry? thanks!
Tuesday, October 16, 2012 at 7:52pm by Donald

ap chemistry
WHERE CAN I TAKE AP CHEMISTRY ONLINE DIAGNOSTIC TEST?
Wednesday, March 27, 2013 at 8:50pm by maria

Chemistry
Could anyone give a web about 1.Practical arts 2.Greek theory 3.Alchemy 4.Plogiston 5.Modern Chemistry Thanks:-) Duplicate post.
Tuesday, July 10, 2007 at 8:06am by James

Y9 chemistry
I need to answer a few questions fo my chemistry homework- 1.Why does the mass of copper sulphate decrease as a result of being heated?
Wednesday, September 10, 2008 at 11:03am by Moira

Chemistry
Please help-I need to give at least three examples of how heat, solutions,equillibrium, nuclear and organic chemistry are interrelated. Thank you
Monday, May 31, 2010 at 12:42pm by Aubrey

Chemistry
Please help-I need to give at least three examples of how heat, solutions,equillibrium, nuclear and organic chemistry are interrelated. Thank you
Tuesday, June 1, 2010 at 8:55am by Aubrey

chemistry
Im brenda,n i found its hard copng in chemistry.im dng grd 11,n i wish 2 hv sm1 wo wil hlp m cope.tnx
Wednesday, July 20, 2011 at 3:09pm by Brenda nyathikazi

chemistry
According to Solubility guidelines chemistry reference table, which of these salts is least soluble in water? a- PbCl2 b- RbCl c- LiCl d- FeCl2
Wednesday, March 5, 2008 at 7:55pm by John

Chemistry
According to Solubility guidelines chemistry reference table, which of these salts is least soluble in water? a- PbCl2 b- RbCl c- LiCl d- FeCl2
Wednesday, March 5, 2008 at 8:56pm by Charles

chemistry
According to Solubility guidelines chemistry reference table, which of these salts is least soluble in water? a- PbCl2 b- RbCl c- LiCl d- FeCl2
Wednesday, March 5, 2008 at 8:57pm by Charles

Chemistry
I need to know how chemistry relates to sepsis (an infection where anitgens invade the red blood cells i think) I cant find any web sites to help me
Monday, March 10, 2008 at 12:09am by Alicia

chemistry
so all i do is add 273.15 to the temperature in celsius( sorry about the typo. i no i spelled chemistry wrong too)and then multiply/divide everything?
Monday, January 11, 2010 at 6:16pm by hellogoodbie (this is an addition to my last q.)

Chemistry
What is the highest number of bonds that one Carbon atom can make? 4 3 2 1 I'm thinking four but I probably am wrong-I'm not great at chemistry but I'm trying Thank you
Monday, May 3, 2010 at 11:34am by Sara

chemistry
What is the chemistry behind the “Breathalyzer” test. I'm supposed to explain the chemicals and structures involved with the reactions which produce the positive and negative results
Thursday, March 24, 2011 at 4:09pm by annonymous

chemistry help
this isnt exactly a chemistry question, but i am doing chemistry homework with my calculator. and i want to know if someone can tell me how can i cube something with this calculator? TI-30X IIS? i wanted to post a pic but i cant post sites. i have this calculator can you tell ...
Sunday, November 28, 2010 at 9:29am by jessie

Chemistry
I need to perform a chemical demonstration on thermochemistry or kinetics or colligative properties for chemistry class. However I cannot have demonstrations involving fire.
Tuesday, January 12, 2010 at 8:14am by alex

Chemistry
How does understanding chemistry help us in todays world
Monday, November 3, 2008 at 7:10pm by laly

Chemistry
Sorry, just asking a question on chemistry.
Monday, January 5, 2009 at 9:38pm by Kristy

CHEMISTRY
WHAT RELATION DOES CHEMISTRY HAVE TO ART?
Saturday, February 21, 2009 at 10:56am by RYAN

chemistry
Does Chemistry have anything to do with meteorology?
Thursday, March 12, 2009 at 4:18pm by sam

chemistry
how does space exploration involve chemistry
Wednesday, May 26, 2010 at 7:44pm by chicken littell

AP CHEMISTRY
i added info in the last question in AP CHEMISTRY
Monday, March 19, 2012 at 8:14pm by DAN

chemistry
what is chromatography? Its history,purpose in chemistry.
Sunday, March 17, 2013 at 10:13pm by Anonymous

Chemistry
How do I write a blog for my chemistry project?
Tuesday, January 7, 2014 at 9:08pm by Tommy

math
A school has 63 students studying Physics, Chemistry and Biology. 33 study Physics, 25 Chemistry and 26 Biology. 10 study Physics and Chemistry, 9 study Biology and Chemistry while 8 study both Physics and Biology. Equal numbers study all three subjects as those who learn none...
Monday, December 24, 2012 at 9:54pm by ifi

AP Chemistry
Hey I have the AP Chem test coming up and i was wondering where I could find the answer key to some of the AP Chemistry tests like 1994, 1999, and 2002 MC and FR
Monday, April 14, 2008 at 1:35pm by Corey

Chemistry
Why does the reaction of 2-bromo-2-methylbutane and ethanolic solution of silver nitrate interfered by the presence of water in the sodium iodide in acetone reagent? (Substitution chemistry) Thanks for any help!!
Sunday, November 16, 2008 at 1:30pm by Andrew

Chemistry
Use the data in Table 15.3 (in the book Chemistry after Raymond Chang) to calculate the equilibrium constant for the following reaction: HCOOH(aq) + OH-(aq)= HCOO-(aq) + H2O(l)
Wednesday, October 19, 2011 at 1:40pm by Amber

chemistry
Posted by Bret on Friday, March 16, 2007 at 10:44am. what is the oxidation number for nitrogen in the following? NH3 NO2 1- N2 NO2Cl N2H4 For Further Reading chemistry - bobpursley, Friday, March 16, 2007 at 11:26am We will be happy to critique your thinking or work. chemistry...
Friday, March 16, 2007 at 2:11pm by Bret

chemistry
What are some applications of Nuclear Chemistry in Medicine? So far I've found - X-rays - Radioactive tracers - Gamma radiation can be used to treat cancer and other diseases
Tuesday, March 11, 2008 at 8:05pm by william

Chemistry
Could someone please direct me to a website that explains why acid-base titration is a useful technique in chemistry. Or offer your own opinions. Thanks ahead of time for any input!
Wednesday, March 4, 2009 at 10:21pm by Jake

Chemistry
Please help-I need to give at least three examples of how heat, solutions,equillibrium, nuclear and organic chemistry are interrelated. Any help would be greatly appreciated-I'm desperate Thank you
Wednesday, June 2, 2010 at 2:02pm by Aubrey

Chemistry
The population of San Francisco is 750,000 in an area of 49 square miles. What is the population density in San Francisco? Express your answer in people per acre. ( 1mi(squared) = 640 acres ) 49 sq mi x (640 acres/1 sq mi) =?? acres. (Note that sq mi cancels leaving acres.) ...
Wednesday, September 13, 2006 at 6:25pm by Jamie

Chemistry
I'm having alot of trouble in chemistry. Currently were studying chemical equations and reactions. I would like to know if this is a single or double replacement reaction. 2Li + H2O ---> 2LiOH + H2
Friday, March 13, 2009 at 1:15am by Alexandria

Chemistry
For the reaction below 2 CH3OH(l) + 3 O2(g) 2 CO2(g) + 4 H2O(g) calculate Srxn at 298 K. (Hint: Use a table of thermodynamic data commonly found at the back of chemistry textbooks.)
Sunday, January 1, 2012 at 5:40pm by Summer

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Search
Members