Thursday
August 21, 2014

Search: Chemistry.. help plz

Number of results: 46,939

LIVING ENVIRONMENT
the ability to grow in size is a characteristic of living organism .Although an icicle may grow in size over time,it is considered nonliving because there is 1)an incerase in matter ,but no increase in the number of icicle. 2)an interaction between the icicle and the ...
February 12, 2013 by tania sharmin

I NEED HELP!!:(!!!! HELP ME PLZ!!
I GOT A FEW QUESTIONS SO what is a cell part that has the funcion of a gel-like material inside cells... and what releases energy into the cell.?? plz plz plz plz HELP!!!
October 20, 2009 by i really need help!!

Math ....urgent help
i just dont get this elimination method ..... plz help me plz.....teach me how to keep the x and y in a parallel line. and which number to multiply.....plz help -5x-4y=-11 10x=-6-y help me plz......
January 7, 2009 by vero

biology
a boy inherits genes for tallness,but his growth is limited as a result of poor nitrition. this is an example of 1)an inherited disorder. 2)environmental influence on gene expression . 3)expression of a hidden trait 4)a characterstic controlled by more than one pair of genes. ...
February 8, 2013 by tania sharmin

math
the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz
May 30, 2012 by parul

math
the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz
May 30, 2012 by PLZ HELP ME NOW...

pscychology
Could someone pretty plz plz plz help me...What are the 2 biggest parts of the human brain??
March 11, 2009 by Logan:)

SCIENCE!!--ANONYMOUS PLEASE ANSWER MY QUESTION!
plz answer the question we were talking about plz plz. Go back to the problem. I got 184 but the worksheet answer says 136 which is correct?? plz help!! thx
September 13, 2010 by Happy Face

physics!! plz answer me!
A 0.15 kg baseball moving at +26 m/s is slowed to a stop by a catcher who exerts a constant force of -390 N. How long does it take this force to stop the ball? How far does the ball travel before stopping? plz plz plz help!!
December 10, 2007 by julia

chem
stilll didnt get it .. .. can u plz explain in detail ... how did u get the answer.. plz plz plz plz plzp l zp thnks Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj/mol S=O = 523 kj/mol Use average bond enthalpies ...
November 12, 2008 by DR BOOBB Plz HELP

Ms.Sue (ONLY)
can you plz help me in science? PLZ HELP ME! YOU HELP ALL THE TIME! *begs* plz help! i am my knees!!!!! (really i am!) its called "science 8th grade"
March 7, 2012 by sammie doodles :-)

grade 10 history
I have a SUPER HUGE project due called National History day and need lots of help with it, plz plz plz help!!!!!
January 20, 2013 by Macy

Plz,plz help!
Can you help me write: real-world scenario in which you would write an inequality rather than an equation? Plz, I really need help! :D
January 21, 2014 by Princess Anna

math
A water balloon is shot into the air so that its height h, in metres, after t seconds is h = —4.9t^2 + 27t + 2.4 a)How high is the balloon after 1 s? b)For how long is the balloon more than 30 m high? c)What is the maximum height reached by the balloon? d)When will the balloon...
January 23, 2009 by gagan

Physics plz
Do any teacher here have an email plz becouse I want to send some pictures for question ,,, physics plz or how can I attach picture here ????
June 12, 2013 by Maryam

bio check plz plz plz
in human (2n=46) mitosis result 2 cell with 23 chromoses and meosis result in (n=23) 4 cell with 46 chromoses... is this statment true ? please help me ....
November 28, 2011 by hiba

Urgent Chem help plz
is answer +103 KJ.. plz chk Plz explain in detail.... i tried to search on internet but i am confused with co-efficents.. how to set up the equaiton .. plz help me ??? Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj...
November 12, 2008 by Sarah

social plz...................help me plz.........
Name the 6 seas of the " Fertile Crescent" / Middle East?
September 16, 2008 by Kaity

math
in the given figure,QRSis a straight angle.If a=2c,c=2b,b=d/3,what is the value of d?plz help me plz
February 14, 2013 by tania sharmin

Science
idont understand anything about the big idea of energy plz plz Help
November 24, 2008 by Jammee

local and state gov.
someone plz i really need help plz i cant find it in my text so someone plz!!! For a democracy right??? search google: branches of Government Click Bens Guide to Government for kids (1st or 2nd link) Then when you get there select your grade level in the ballon... This shows ...
November 12, 2006 by Cole

Math
Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.
January 13, 2013 by Abhishek

Math
Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.
January 13, 2013 by Abhishek

Math
Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.
January 13, 2013 by Abhishek

math need help plz
1/3+(-5/6)+(-1/2) can u help me solve this plz by using steps. thank u
August 24, 2009 by scooby91320002

socail.....plz help
what are the major battles of the persian warsin greece. For each battle include the victor. and the dates......plz help
October 15, 2008 by Anonymous

geogrophy
Plz define the Gadani beach in paragraph minimum 100 words plz i got marks.
April 12, 2009 by Raghad

US HISTORY PLZ ANSWER MY QUESTION
name 1 person that was influential to delaware when it was first founded. plz n thnx!
September 20, 2009 by kayla

physics(URGENT!!!!!)
EDXers!!! Plz help with MITx 8.01x I don't know how to solve HW8 Problem 3 Question c) Can anybody help me???? Explain Plz
November 20, 2013 by Anonimus

Physics Help me Someone plz
If a galaxy is traveling away from us at 2.0% of the speed of light, roughly how far away is it? t= light years I got 2.4x10^8 light years but its wrong please help me out...thank you Physics Plz help me - Anon, Monday, May 6, 2013 at 9:17pm 5.98x10^6 Thatz still wrong Physics...
May 7, 2013 by Leila

sociology
hi people actually i need 2 do a project on sociology for 20 marks n i cant decide which on a topic ca u all plz help n v also need 2 have a survey or 30-40 interviews plz plz plz plz help its urgent It would really help us teachers if you would write in standard English so we...
August 13, 2007 by aditi

geometry
a cylinder water tower is three-fourths full of water.the tower is 24 feet tall and has a diameter of 28 feet.how much water is in the tower now? CAN SOMEONE PLZ PLZ PLZ HELP ME
February 24, 2010 by yuku

help plz
some1 help wit my current post plz;)
April 2, 2010 by catherine

math
Ms.plz i have school tomorrow plz.its my H.W.
February 14, 2013 by tania sharmin

Science
I need to observe and identify variables and I'm in 6th grade!!! Help, this work is killing me....It's scenario 1-4 and I have Mr Jones plz help plz
August 31, 2012 by Destiny

socail.......urgnt plz.........
can anyone tell me any one place of the ancient greece.....and what were its movements?? and what comes under human - envorinment interaction??? plz........help
October 14, 2008 by Anonymous

MATH MID TERM TOMM PPL PLZ HELP
how do u draw an asymtote ? diff btwn set and interval notation? and example plz
April 15, 2010 by forki

Lang. Arts PLZ HELP!!D:
I need some info about how the building of dams effect whitewater activities such as kyaking and conoeing..!!!plz help
February 26, 2009 by Alysha

PLz help Bob
PLz help see below
October 17, 2006 by Svetlana

Math
F(x)=x^2-2x-3 plz help me slove this ? HELP ME I DO NOT UNDERSTAND THIS HELP ME PLZ
April 26, 2014 by DYLAN

math
Tim wants his mean (average) quiz score in history class to be 90. His first 3 quiz scores were 86, 92, and 94. What score should he make on the 4th quiz in order to have a mean (average) quiz score of exactly 90? I really need the answer ! PLZ PLZ PLZ ! cant figure it outtt...
June 2, 2012 by felicia

chemistry
Plz Help or give a highlight
March 7, 2009 by chemy

sociology
How about -- class structure in your town or school? prejudice about a particular ethnic group? classroom group projects? perceptions about authority figures? sorry i wrote in dat language i need to do a project in sociology for 20 marks and iam not able to decide on a topic ...
August 14, 2007 by Ms. Sue

P.E /.....
PLZ PLZ PLZ HELP. Trying to get over quiz Harvey has his heart set on making the state finals for his track team in the 100 yard dash. Although Harvey knows there are many factors to improving his time and becoming an elite sprinter, one skill is paramount to his success. ...
December 21, 2013 by Samantha

eng- need it fast plz
need a word that has all these letters d, l, b, a , e, e, n, b plz been stuck for a while grade 2
October 19, 2009 by nany

can someone plz help me
A rectangular prism has a volume of 48 cubic feet and surface area of 88 square feet. what are its dimensions? plz help me
February 24, 2010 by yuku

I NEED HELLLLPPPPP!!!!
Ive been looking all over and i cant find out if there is such thing as a carbon dioxide deficiency in hemoglobin (red blood cells)...i know theres an oxygen one called anemia but i really need one for carbon dioxide as a waste from the body....plz plz plz plz help me!! See ...
April 22, 2007 by said so

PHYSICSS.. someone help plz.
A football is kicked at 15 m/s with an angle of 35 degrees with the ground. How long is it in the air? How far will it land? Can someone help plz... Thanks!
December 3, 2007 by Dan

Math PLZ help gtg to bed i need right NOW!!
What is the answer to 10 5/12 divided by 1 3/5???????? plz help me i have to go to bed like in 1 min. thanx
October 30, 2008 by Emily

Math
Least to greatest Plz help me ....o.o101-0.100-0.110-0.0011 Plz help me to find a least to greTesT.
October 20, 2011 by Hiba

chemistry
I need an edible suspension HELP!!! :o plz?? :)
December 1, 2010 by lizaperez956

math plz
Write the following as a number: three billion, fifty three thousand, twenty one dollars. (plz answer this)
February 7, 2010 by suvi

English
plz can any 1 give me an article on ''Coping/Dealing with loss'' or u can also give me a story on the same topic bt plz fast It's urgent
July 21, 2012 by Maihul

science
1) what are five skills scientist use to learn about the world? 2) what are inferences based on? 3) why do scientist make models? ¢¾¢¾plz, plz help me.... i totally need help on this¢¾¢¾
September 21, 2009 by elenny

help....
what happen if anyone is hit by a pickleball's ball in an eye? does that eye go back???? plz answer....plz!!!!
February 11, 2009 by Anonymous

chemistry Plz help!
To make NaTcO4, Tc metal is dissolved in nitric acid to make HTcO4, NO2 and H2O. Then the product HTcO4 is treated with NaOH to make NaTcO4. If you begin with 4.5 mg of Tc metal, how much of NaOH (in grams) is required to convert all of the HTcO4 into NaTcO4? I dont even know ...
December 2, 2008 by Jordan

Science
ok i cant bare to see pictures of spiders, i have very high arachnipobia, so can soemone plz tell me how the arachnid digestive system works? and plz no pictures.
June 1, 2008 by Logan

US HISTORY
can somebody plz help me with this ques? According to the article of confederation what could the national government do? ( 5 points each for war, finance and native american) i got two points each plz help me.....
October 13, 2008 by Anonymous

Ela
How could I put all these words: 1. Submit 2. Omit 3. Missionary 4. Emit 5. Remittance 6. Emissary 7. Permission 8. Transmit 9. Admit 10. Premise in one paragraph plz help and answer the question not just give in a tip plz
February 6, 2010 by Steve

spanish
can someone translate this for me? or help me translate it... lol. plz and ty :) Mi hermana somos altos. [theres a mistake and im supposed to find it and correct it, so plz just tell what it actually says]
February 7, 2008 by mandi

Chemistry help plz
How to calculate the hydronuim ion cencentration of solution with a pH of 2.5?
December 23, 2010 by Tarkan

Chemistry PLZ HELP!!!!!
what do we mean when we describe a molecule as being polar?
April 7, 2012 by Maci

Chemistry PLZ HELP!!!!!
how are intermolecular forces different from chemical bonds?
April 8, 2012 by Maci

Chemistry PLZ HELP!!!!!
Differentiate between oxide, a peroxide, and a superoxide?
April 9, 2012 by Maci

chemistry
can anyone give me 2 example of chiral molecules structure plz
January 5, 2013 by john

chemistry help plz
OH-OH-benzene ring-CH=CH-NH2 is anyone knows the name of this compound?
January 14, 2013 by lena

chemistry.....help plz
what is the density of methane gas at 20 degree and 115kpa?
January 29, 2013 by Riana

chemistry
what is suspension in chemistry? will you please give me a very long explanation about it now.....? I really need it for my project.plz?????? Write your own long explaination, and I will be happy to critique it.
October 9, 2006 by Lawrifel

business
plz hurry, call fot help. nike product lines nike marjor accomplishments of the past few years competitive strategies plz give the point form.
April 1, 2011 by invy

science...plz help
What happens to the circulatory system when the red blood cells malfunction? and is there a disease with hemoglobin not taking carbon dioxide out of the body correctly or fast enough....plz plz help me..i really need this http://members.aol.com/profchm/saba.html
April 22, 2007 by g

chemistry home work
2 examples on sediment plz reply fast...
November 21, 2008 by madi

Chemistry -- plz help
how do i calculate the percentage of ionic character .. ex. H-O = electronegativity difference = 1.2
January 7, 2009 by Jen

chemistry
how do i draw lewis structures for: CH2Cl2, CH3OH and NH3 .. plz help
January 10, 2009 by Jen

Chemistry
Plz help me balance this chemical eqn H2C2O4.2H2O+KMnO4 ---->
November 29, 2011 by Roseline

Chemistry PLZ HELP!!!!!
what conditions must exist for a polyatomic molecule to be nonpolar?
April 8, 2012 by Maci

Chemistry PLZ HELP!!!!!
what are the names of three important nitrogen fertilizers with their formulas?
April 9, 2012 by Maci

Plz urgent
Can anyone please answer my chemistry question i posted quick?
February 23, 2013 by Mia

chemistry
Calculate the wavelength of a proton with energy 2.45eV. in meter plz
February 23, 2013 by schoolgirl

gatsby ENGLISH HELP PLZZ!!
what role does dan cody play in gatsby's development?? plz help the answer is 1 mark for my quiz but my teacher gave me only 1/2 a mark because i wrote "dan cody was the man who gatsby was with after he left home. gatsby worked for dan cody and that is where he made his wealth...
November 3, 2010 by Sabrina

Writing?!
does anyone know good realistic fiction topics and conflicts? i love writing but have a hard time with this genre because everything has to be able to occur in real life. :( im better at fake stuff. So plz plz help me!
January 13, 2014 by Megan

PLZ look at Chemistry Questions!!!
No chemistry questions are getting answered =(
December 6, 2010 by Chemistry!

math help!
(2-√2)/(3+√2) can you plz tell me how to solve it? plz hurry up
January 25, 2013 by Riana

Calculus 12
Simple query. plz tell me in brief. How will u slove this -3 log 3 + log 2 + 2 log 4 Plz explain
January 21, 2012 by Akash

physics
A bullet with a mass of 5.00* 10^ -3 kg is loaded into a gun. The loaded gun has a mass of .52 kg. The bullet is fired, causing the empty gun to recoil at a speed of 2.1 m/s. What is the speed of the bullet? ok i worked it out and get 218.4 but that answer does not appear in ...
December 21, 2007 by michelle- plz help me!!

Chemistry PLZ HELP!!!!!
distinguish between aorphous and crystalline soilds and give an example of each
April 8, 2012 by Maci

chemistry
Help for problem 16 germanium graph. help me out plz..what to write in those boxes.
June 2, 2013 by Anonyms

engineering practise
plz give hazards of cylinder used in gas welding and plz give information about oxy-acetylene welding..
October 22, 2010 by daani

engineering practise
plz give hazards of cylinder used in gas welding and plz give information about oxy-acetylene welding..
October 22, 2010 by daani

college algebra-plz help
a circle has the equation 3(x-5)^2_3y^2=12. Find the center and radius and graph the circle. find the intercepts, if any. plz show work
December 9, 2012 by James

Genetics (plz check answer)
Question: Calculate the frequency of the AA, Aa, and aa genotypes after one generation if the initial population consists of 0.2 AA, 0.6 Aa, and 0.2 aa. What I have done is: P = (0.2)+(0.5)(0.6)= 0.50 q = 1-p = 1 - 0.50 = 0.50 Can someone check my answer plz.
December 6, 2006 by Josh

bio (plz check answer)
Question: Calculate the frequency of the AA, Aa, and aa genotypes after one generation if the initial population consists of 0.2 AA, 0.6 Aa, and 0.2 aa. What I have done is: P = (0.2)+(0.5)(0.6)= 0.50 q = 1-p = 1 - 0.50 = 0.50 Can someone check my answer plz.
December 7, 2006 by Josh

Chemistry PLZ HELP!!!!!
what types of close packed unit cells do most metals assume?
April 8, 2012 by Maci

Chemistry PLZ HELP!!!!!
write balanced equations of hydrogen with the following: a. potassium b. fluorine c. sulfur
April 8, 2012 by Maci

Chemistry PLZ HELP!!!!!
write balanced equations of hydrogen with the following: a. potassium b. fluorine c. sulfur
April 8, 2012 by Maci

Chemistry PLZ HELP!!!!!
give five uses of phosphorus either as the acid or as one of its salts.
April 9, 2012 by Maci

Chemistry PLZ HELP!!!!!
a. describe the frasch processfor mining sulfur. b. why must the water be superheated?
April 9, 2012 by Maci

Math plz................help plz....
the exact average of a set of six test scores is 92. five of these scores are 90 98 96 94 and 85. what is the other test score?
September 11, 2008 by Pari

socail studies PLZ HELP ME PLZ
socail studies In his ________ speech Booker T. Washingto said Afican Ameriacns should focus on eductional and economic gain rather then fighting discrimintion.
December 18, 2006 by Alex

Math
-14+26-37-45+56-67-71. ___? i dont know how to solve this so plz tell me this with solution. -12-(-24)+(-36) my answer is 0 but its wrong i cant understand tell me this with solution plz. Thanks
October 9, 2009 by purplemath

Math
Flying into the wind, a plane takes 8 h to travel 5432 km from Paris to Montreal. The same plane flying with the wind from Montreal to Paris takes only 7 h. Find the speed of the plane and the speed of the wind. Can you plz answer this sir I really would appriciete it. Plz can...
January 22, 2009 by gagan

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

Search
Members