Search: Chemistry-12th

Number of results: 92,871

12th grade
Try Article II, and the 12th amendment.
Wednesday, August 12, 2009 at 11:38am by bobpursley

12th grade
12th grade does not help for the School Subject. If you post what it truly is, you will get the right person to help. Sra
Saturday, May 22, 2010 at 3:18pm by SraJMcGin

12th grade
12th grade as the school subject, doesn't help much. Please say Math, Science, whatever it may be to get help from the correct volunteer teacher. Sra
Thursday, April 8, 2010 at 12:34pm by SraJMcGin

12th grade
There are 300 students in 12th grade. What is the total population of the school?
Monday, March 29, 2010 at 11:21am by Anonymous

12th grade
Also your subject is math rather than 12th grade.
Monday, June 8, 2009 at 12:09am by PsyDAG

12th Grade
What Dos hasty Market Have"s Food
Thursday, April 9, 2009 at 9:18am by 12th Grade

12th grade
This post would be named History not 12th grade
Wednesday, April 29, 2009 at 9:28pm by Kara

12th grade ???
Believe in WHOSE words and ideas?? By the way, I don't think your school subject is 12th grade. Aren't you studying several subjects? From what class does this assignment come?
Wednesday, September 9, 2009 at 5:57pm by Ms. Sue

chemistry 12th grade
7
Sunday, October 4, 2009 at 4:43pm by Mr.Bob

12th grade chemistry!!
huh??
Sunday, December 7, 2008 at 11:59am by courtney

chemistry 12th grade
S it can go if possible!
Sunday, October 4, 2009 at 4:43pm by Santhosh

12th grade chemistry
P
Monday, March 30, 2009 at 6:32pm by NAME OF WEAK LIGAND

Chemistry - not "12th grade"
assistance needed
Monday, February 23, 2009 at 2:21pm by Writeacher

12th grade Chemistry
thank you very much!
Sunday, January 11, 2009 at 6:49pm by Chris

12th grade
I would insist that by 12th grade you would recognize the difference of squares pattern.
Sunday, March 7, 2010 at 8:07pm by Reiny

12th science
How will you prepare potassium per magnate.
Saturday, February 9, 2013 at 8:12pm by chemistry

Chemistry
Your School Subject is NOT 12th grade.
Monday, September 27, 2010 at 10:47am by Ms. Sue

chemistry 12th grade
What is Ph value of water
Sunday, October 4, 2009 at 4:43pm by Alok

English(how is it?)
If the 12th grade was abolished, then the 11th grade would seem like 12th grade and the same thing would happen..
Wednesday, December 1, 2010 at 11:17pm by Jen

12th grade maths
how to present math in different angles which represents depth of subject,easiness,empowerment,basics,logic,analyze,view of subject from back,view from front.Give multiple e.g.s .(just 11th & 12th)
Friday, August 20, 2010 at 7:05am by R_t

12th grade chemistry
h2o means water haha
Sunday, October 4, 2009 at 4:53pm by emily

math
On a map of downtown, 12th street is perpendicular to Avenue J. The equation y=-4x+3 represents 12th street. What is the equation representing Avenue J if it passes through the point (8,16)?
Thursday, January 5, 2012 at 11:29pm by jackson

Math
LCM(4,6) = 12 so, on the 12th school day she will have to choose. Not knowing which day of the week was Sept 5, it's hard to say the date of the 12th school day afterwards. Especially if Labor Day is in there somewhere!
Friday, November 30, 2012 at 4:28am by Steve

chemistry
"12th grade" is not a subject, and you have not said what the chemical reaction is.
Thursday, July 15, 2010 at 1:12pm by drwls

chemistry 12th grade
can carboxyl groups undergo controlled oxidation...why or why not??? thanks
Sunday, October 4, 2009 at 4:43pm by paul

chemistry
(3.21x10 to the 8th)(6.32x10 to the -12th) is it... 20.2872x10 to the -4th?
Wednesday, September 10, 2008 at 8:28pm by hellllp!

12th grade - German
Your school subject is German, not 12th grade.
Thursday, September 24, 2009 at 3:11pm by Ms. Sue

12th grade chemistry
why is the enthalpy chance for a reaction proportional to the quantity of reactants
Thursday, January 27, 2011 at 10:34pm by vien

12th grade chemistry
The number of electrons in an atom of Iron-56 is
Tuesday, September 14, 2010 at 8:29pm by san col

Spanish
Im in 11th im almost in 12th. I just need to finish fine arts, I have like 3 essays left, and I still have to do the art safaris and the research papers. I was looking up my questions and came across yours for help lol. Im assuming your in 12th ?
Tuesday, May 22, 2012 at 12:23pm by Bella

12th grade chemistry
How do I prepare 500 ml of a .100 mol/L solution of copper sulphate.
Friday, July 30, 2010 at 11:21am by Kelsey

12th grade chemistry!!
Where on the periodic table would you find elements that ionize to form cations and anions?????
Sunday, December 7, 2008 at 11:59am by courtney

chemistry 12th grade
I suppose that depends upon what you mean by controlled. -COOH groups are oxidized to CO2 and H2O.
Sunday, October 4, 2009 at 4:43pm by DrBob222

Chemistry-12th
1]What do u mean by: Philosopher's wool 2]what will happen if door of refrigerator is open 3]How can we increase life of Daniel cell?
Thursday, January 8, 2009 at 12:43am by Shefali

12th grade chemistry
Adding an O would make a superoxide and I don't know of any instances in organic of RCOOOH molecules although they are known in inorganic (KO2, for example).
Sunday, October 4, 2009 at 4:53pm by DrBob222

12th grade
The Subject is NOT 12th Grade. If you post English (or whatever the subject is) you will get the correct volunteer teacher. Let's begin with th e word analogy (which you misspelled): a similarity between like features of two things, on which a comparison may be based: the ...
Monday, May 24, 2010 at 9:23am by SraJMcGin

12th grade (chemistry)
I think one of your reactants is wrong. It would have to be potassium hydroxide H2SO4 + 2 KOH -> K2SO4 + 2 H2O
Monday, February 16, 2009 at 10:55pm by drwls

12th grade chemistry
Also, you are not adding up the molarity of the compound. Molarity is numer of moles of solute per liter of solution.
Monday, March 30, 2009 at 6:32pm by RickP

12th grade chemistry
Calculate the number of grams in the following :[149.096 g/mole] 8.55 moles of (NH4)3PO4 IT WOULD BE NICE IF I CAN GET STEP BY STEPS TO GET ANSWER !!!
Monday, March 30, 2009 at 6:32pm by Janice

12th grade chemistry
Here is a worked example of a similar problem. Just follow the steps. http://www.jiskha.com/science/chemistry/stoichiometry.html Post your work if you get stuck.
Thursday, January 27, 2011 at 10:34pm by DrBob222

10th grade math
ok. Like here in this example... 1.548937075 x 10 to the 12th. Would you do the problem 1.548937075 x 10 to the 12th which would be 1,548,937,075,000 first before you rounded. I think in the number that I got (1,548,937,075,000) there are 10 significant numbers??
Tuesday, August 19, 2008 at 8:16pm by Rebekah

12th grade chemistry
How many molecules of water can be made from 9.21 x 10^22 molecules of hydrogen sulfate? The equation is 2Fe(OH)3 + 3H2SO4 -> Fe2(SO4)3 + 6H2O
Wednesday, March 2, 2011 at 12:04am by TJ

Chemistry
What is the mass in grams of the following: a) 3.011x10 to the 12th power atoms F b)1.50x10 to the 23 power atoms Mg
Tuesday, October 2, 2007 at 10:21pm by Ivanka

12th grade chemistry!!
Metal ions lose electrons to form cations, nonmetal ions gain electron to form anions.
Sunday, December 7, 2008 at 11:59am by bobpursley

12th grade Chemistry
The total volume of the mixture is: 5 + 3 + 3 = 11 mls = 0.011 L I used 0.010 L by mistake. It should be replaced by 0.011 L. This will case a small change in the concentrations of Fe+3 and SCN-
Sunday, January 11, 2009 at 6:49pm by GK

12th grade chemistry
thanks DrBob ..I appreciate the help. I have tried many searches for the answer on the internet and felt the answer was no as I found nothing.I understand the idea of going to CO2 and H2O. I also don't think that just an O molecule can be added. Thanks again.
Sunday, October 4, 2009 at 4:53pm by paul

12th grade Chemistry
Mix 5mL of 0,002M Fe(NO3)3; 3mL of H2O; and 3mL of 0,002M KSCN.... how can you find the initial concentration of Fe and SCN??
Sunday, January 11, 2009 at 6:49pm by Chris

11th grade u.s. history
Im doing a project on the 12th amendment but im having a hard time finding the questions ive been working this for like well dis will be my 5th day working on it im not good at finding stuff on the internet anyway i have to find out why was the 12th amendment necessary,what ...
Monday, September 28, 2009 at 8:46pm by A

12th grade chemistry
Thanks for your answer DrBob. I am still stumped.The question I was asked to answer is Do acetic acid and stearic acid undergo controlled oxidation reactions? Explain why/why not and draw an equation to illustrate the answer.
Sunday, October 4, 2009 at 4:53pm by paul

math help please??
Patsy has cheerleading practice on every fourth school day. She wants to be in the school play, but they have practice on every sixth school day. If both started on September 5th, what would be the first date that she has to choose between cheerleading and play practice? LCM 4...
Wednesday, December 5, 2012 at 11:04pm by Kristin & Tia

math
paid before February 12th the social cost $2.00. If you paid at the door the social cost $5.00. Altogether, 110 students attended the social collecting a total of $454. How many students paid before February 12th and how many paid at the door?
Sunday, November 27, 2011 at 3:11pm by Anonymous

12th grade Chemistry
M = mols/L of solution. mols Fe(NO3)3 = M x L, then M = mols/total L (11 mL or 0.011 in this case). OR another way, is dilution, 0.002 x 5/11 = ?? 0.003 x 3/11 = ??
Sunday, January 11, 2009 at 6:49pm by DrBob222

12th grade
1
Tuesday, September 22, 2009 at 8:44pm by -1'

12th grade
1
Tuesday, September 22, 2009 at 8:44pm by 1

12th grade
-1'
Tuesday, September 22, 2009 at 8:44pm by 1

12th grade
it's C
Friday, February 20, 2009 at 8:06am by suzy

12th grade
THANKS!
Saturday, November 6, 2010 at 7:03pm by Nazish

12th grade
(x+3)(x+5)
Tuesday, October 5, 2010 at 12:10am by clayton

12th grade
Thanks
Tuesday, September 28, 2010 at 8:54am by Renee

12th grade
yes
Sunday, September 21, 2008 at 2:34pm by lisseika

12th grade
stuff
Tuesday, September 22, 2009 at 8:44pm by me

12th grade
1/7+3/5
Friday, October 16, 2009 at 10:41am by Anonymous

12th grade
oh okay Thank You
Tuesday, January 6, 2009 at 9:28pm by Barbara

12th grade (chemistry)
Temperature, pressure, surface area (if a surface reaction), concentrations of reactants, presence of catalysts, presence of reaction inhibitors, rate of diffusion (mixing of reactants)
Thursday, January 14, 2010 at 10:46pm by drwls

12th grade chemistry
Dang it! I did not know what the :[149.096 g/mole] meant until I looked back again. Apparently they gave your the total mass of the compound! I went through and did all that work for nothing! Anyways your answer should not be off by much, but if you it to be as accurate as the...
Monday, March 30, 2009 at 6:32pm by Chopsticks

English(how is it?)
It is important to state your reasons early. Otherwise, it's hard to follow. I'm not sure, after reading this, WHY you think they should keep the 12th grade. For now, stick to the power of 3. 3 reasons. Sentence thesis: something like, "It is important that we ...
Wednesday, December 1, 2010 at 11:17pm by MattsRiceBowl

Math (12th)
algebra2
Thursday, September 27, 2012 at 7:11pm by joselyne

Math (12th)
7 and 12?
Thursday, September 27, 2012 at 7:11pm by Michelle

12th grade
compound
Friday, November 19, 2010 at 1:30pm by Anonymous

12th grade
salt
Wednesday, November 10, 2010 at 7:11pm by terriana

Calculus 12th grade.
I don't know how to do this
Saturday, March 5, 2011 at 10:04pm by Jiskha

12th grade
and the question is?
Tuesday, December 14, 2010 at 11:45pm by bobpursley

12th grade
What is the question?
Tuesday, December 14, 2010 at 11:41pm by bobpursley

12th grade English
o an thanks
Tuesday, November 30, 2010 at 9:11pm by Brittany

12th grade
Alloy
Friday, November 19, 2010 at 1:30pm by Carey

12th grade
WHAT IS CENSORSHIP
Friday, October 29, 2010 at 1:32pm by jopse

12th grade
3
Wednesday, October 27, 2010 at 10:29pm by amy wis

12th grade
werewr
Sunday, September 26, 2010 at 4:54pm by Anonymous

12th grade
(x+4)(x+3)=0 therefore, (x+2)(x+4)(x+3)=0? x= -2, -4, -3?
Tuesday, October 5, 2010 at 12:10am by Joe

12th grade - Math
1
Thursday, September 9, 2010 at 7:09pm by Anonymous

12th grade
3X+3=3
Monday, July 5, 2010 at 5:25pm by Lana

12th grade
1/2 1/4 and 1/12
Tuesday, April 27, 2010 at 10:03am by donta

12th grade
d=2in
Thursday, March 18, 2010 at 9:54am by guilene

12th grade
puritans
Tuesday, December 29, 2009 at 1:38pm by angie

12th grade calculus
9=0
Thursday, November 6, 2008 at 8:06pm by Anonymous

12th grade
what are substitutes
Tuesday, June 9, 2009 at 10:33am by elizabeth

12th grade
How far a
Monday, April 20, 2009 at 10:25am by Anonymous

12th grade
Calculus
Tuesday, January 6, 2009 at 9:28pm by Barbara

12th grade calculus
d
Tuesday, November 4, 2008 at 11:22pm by gansh

12th grade calculus
thank alot
Sunday, October 19, 2008 at 7:23pm by -

12th grade
What is your question?
Monday, October 13, 2008 at 7:13pm by GuruBlue

Artist 12th grade
7.b
Wednesday, November 8, 2006 at 3:21pm by ronika

12th grade
Thanks William
Wednesday, September 3, 2008 at 9:25pm by Liz

WW2
September 12th?
Wednesday, December 19, 2007 at 8:11pm by Gina

12th grade chemistry
If the reaction below proceeds with a 96.8% yield, how many kilograms of CaSO4 are formed when 5.27 kg SO2 reacts with an excess of CaCO3 and O2? 2 CaCO3(s) + 2 SO2(g) + O2(g) 2 CaSO4(g) + 2 CO2(g)
Thursday, January 27, 2011 at 10:34pm by Matt

12th Grade Government
egwag
Monday, November 22, 2010 at 1:28pm by wes

Math 12th grade
cucumbeer
Sunday, December 16, 2012 at 8:38pm by ashley

Math (12th)
Right.
Thursday, September 27, 2012 at 7:11pm by Ms. Sue

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