Saturday

December 20, 2014

December 20, 2014

Number of results: 24,237

**Last Question Plz helppp:((im soo sleepy!!:(**

1)The reaction between solid sodium and iron(III) oxide, Fe2O3(s), is one in a series of reactions that occurs when an automobile air bag inflates. 6Na(s) + Fe2O3(s) -> 3Na2o(s) + 2Fe(s) If 100.0 g of iron(III) oxide are used in this reaction, what mass of solid iron will ...
*December 19, 2012 by Nikki*

**grade 12 math **

i have a test tomarow and i am soo lost with this this question is on my review sheet 16^2 = 2^x how do i solve this tell me in detail plz ty :)
*December 18, 2012 by miechelle*

**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*

**chemistry**

In the Michaelis-Menten equation, KM = Ks only when the equilibrium assumption is valid. Which of the following conditions would have to be satisfied for Ks to be within 10% of KM? 1. k-1 = 0.9 × k2 2. k2 = 0.09 × k1 3. k2 = 0.9 × k-1 4. k-1 = 9.0 × k1 5. k2 = 0.09 × k-1 IM ...
*April 3, 2010 by Jerry*

**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*

**social studies **

confucianism lost influence because__________ the sui and early tang dynasties . people wanted a more _________ escape that promised _________ from _________ (plz helppp)
*February 14, 2013 by Anonymous*

**Chemistry**

OMG i'm soo screw for chem.. >_<ahhh i wonna drop it soo bad!!! PLEASE help me.... AND THANK U!!! Balance redox equations MnO4 - + HCO2H --> Mn^2+ + CO2 K2S3O6 + KClO + KOH --> K2SO4 + KCL + H2O
*September 25, 2007 by saLIna*

**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*

**history**

hi. I need to write a 5 page paper describing how Martin Luther King's leadership was not needed in the civil rights movement. I need a lot of help and information. Thank you soo soo much.
*March 24, 2009 by ben*

**computer**

Hi my question is that that i`ve downloaded mozilla now my question is that by mistake i pressed a button and screen became too small of that site now how shall i make it back to normal as large as it was??? plz i need help coz i have to study so plz help me.
*June 30, 2009 by Bilish1*

**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!!*

**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*

**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*

**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*

**Biology question plz**

Which of the following depends on bacteria? conversion of dead organic matter to fossil fuel photosynthesis dissolution nitrogen fixation I think its A but I feel it could also be D, could you plz help?
*September 26, 2014 by Niki*

**english**

thank you Ms.Sue soo much,,, my question is if a sentence has an original statement with quotation marks may also have a comma? Is this true?
*April 21, 2010 by sharon*

**plz help english**

my question is:- Complete the sentence below by interrupting it with two parallel if clauses: The problem of race relations, if………., and if………. must be solved. question is i wrote:- the problem of race relation, if it goes on increasing, and if it causes a major problem, must ...
*October 12, 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*

**social studies**

DO SOME RESEARCH ON JAMES 1. WRITE A CHARACTER SKECTH OF JAMES. WHAT DIRECTIONS WOULD YOU GIVE TO AN ACTOR ASKED TO PORTRAY JAME 1 IN A FILM? plz help me. i totally dont get this question. im failing social. the only thing i know is that, james was an intelligent man, but then...
*November 1, 2009 by charmy*

**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:)*

**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*

**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*

**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**

Hers's a question im not sure how to do Write a mechanism for the acid-catalyzed transesterification reaction of ethyl acetate with 1-butanol, which gives butyl acetate. Thank you soo much!!!!!!!!!!!!!!!!!!!!!!
*August 25, 2007 by manny*

**5 th math**

sorry, i was to sleepy my type got mess up. my question is if 8 counters are one whole, then what is half? if 9 counters are one whole, then what is one/third? please help my last one. !!
*October 26, 2010 by pat*

**Math**

If f(1)=-2 & f'(x)_< 1.8 for 1_< x_< 8, what is the largest possible value of f(8)? Can someone help me on this question and plz provid me some calculation for this question.
*October 28, 2012 by Ifi*

**help plz**

Which word is a synonym of the word evolve? a}recession b}decline c}progress d}retrogression p.s.ive been working on this same question for 1 month todaysthe last day i have can some1 plz just give me the answer plzzz lol btw:who likes boxing?0_o
*April 14, 2010 by justin*

**Algebra**

I know that I posted a similar question yesterday, but I am still confused about how to solve this. $1000 grows to $1440 in 2 years. My teacher taught us a way that involved square roots. Please help if you can! Thank you soo much!
*May 12, 2009 by Faith*

**MAth**

Ok so basically we have to choose a topic of interest and then survey it... one that you can obtain numerical data from that has the potential to have responses with a significant amount of variation. and then create a question to ask/investigate. Be sure this question is a ...
*October 7, 2013 by Lululu*

**physics **

please tell me f(x)=rho_1*g*A the solution of which question I cannot understand plz give the 3 to 4 words of question as a hint
*May 3, 2013 by faryia *

**math test**

ok this past week i was sick 4 2 days and i need 2 finish this math test by today!!!! and i didn't get 2 learn anything like u know, not practive soo plz anwser these questions: 1.what is a concave polygon 2.what are concentric cicles? 3. what does this mean: a polygon that is...
*September 23, 2012 by brianna*

**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*

**Math help plz**

Dresser is 3 3/4 feet from 8 foot ceiling .what height of dresser in feet . Plz answer the question , I try to do my mind is hurting could not figure out. My answer is 4. 75 ...I don't know if I m wrong or right.
*November 24, 2011 by Anonymous*

**MATH**

I need help on this question plz The mean of Five numbers is 28. Two of the numbers are the same. If three of the numbers are 20,25, and 35,what are the other two numbers? plz write back asap thanks
*March 22, 2011 by ST*

**American Literature**

What is the tone in The Legend of Sleepy Hollow?
*July 11, 2008 by Josie*

**CALC..plz help**

hello again..i have another question... it says sketch the curve <3cost,t,2sint> i know the parametric equations are x=3cost y=t z=2sint but what do i do to sketch them..plz help me
*October 19, 2007 by Kim*

**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*

**english**

what are the reasons why the students feel sleepy during classes?
*January 7, 2009 by jay-a4*

**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**

On the six tests in her social studies course, Jerelyn's score were 92, 78, 86, 92, 95, and 91. Determine the median and the mode of her scores. If Jerelyn took a seventh test and raised the mean of her scores exactly 1 point, what was her score on the seventh test? .......I ...
*September 13, 2008 by JAsmine*

**sceince**

what difference would there be in the product cells at telophase II of the meiosis if there had been one crossing over at a position half way betwwen the huntington disease gene and the centromere from one pair of autosomes (chromosome 4)has a short arm and a long arm on the ...
*April 7, 2007 by angel*

**Explain the question!**

Question 1: Focus on stereotyping (in it’ many forms) and it’s positive and negative impacts in the workplace. Question 2: Focus on employee happiness and employee productivity and the relationship between these terms and behaviours Can anyone tell me what these questions are ...
*June 5, 2010 by Thara!*

**biology 11**

i am soo stuck on this question please help. 3. It is hard to understand how seemingly random events like mating could lead to evolution in a particular direction. What must we understand about natural selection that would allow this to happen?
*April 10, 2008 by emily*

**spanish**

"Cual es la primera cosa que haces despues de levantarte?" "_____" a. me acuesto b. te vistes c. me visto d. te despiertas i'm soo stuck..the question means "what is the first thing you do after waking up?"..but i don't know what each of the choices means..PLEASE HELP!
*April 26, 2009 by spanish*

**HISTORY!! help plz and thannks**

what are protective tariffs and the factory system? I want to know what a factory system si because the question is Why was the factory system beneficial to Canadians. help plz and thank u!
*March 8, 2009 by beecca*

**General**

This is a question to everybody: I was just wondering if anyone had any science related questions or things they wonder about that may require experiments. If you have any ideas please mention them. I need this for a science for a science fair project and have at most a 6 ...
*September 6, 2012 by Samantha*

**Math help plz**

How thick is a pile of paper? Find a relationship between the number of folds and the number of layers. Note your observations. Number of folds Number of layers 0 1 1 2 2 4 3 8 4 14 5 23 Plz help im so stuck on this question Are you sure 4 14 and 5 23 are copied right? If so I...
*October 15, 2006 by Jessie*

**Reading**

4. Which one of the following words is an example of a literal meaning for the noun dog? A. Mutt C. Cur B. Hound D. Canine 5. Whom does Irving describe as being “plump as a partridge”? A. Brom Bones C. Hans Van Ripper B. Katrina Van Tassel D. Baltus Van Tassel 6. What irony is...
*June 3, 2008 by Tyree McCoy*

**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*

**Gr 12 math**

I need to calculate the volume of a parallelepiped using the scalar triple product. I can do this if i have vectors. however instead we've been given 8 points which mark the corners. HELPPP this is the question: Calculate the volume of the parallelepiped with vertices at: (9,4...
*September 6, 2008 by Teniel*

**plz plz plz help in science**

An elastic object strikes to ground and compress when it touches the ground. What is energy transformation? a- gravitational to electric b- electric to gravitational c- A ---Answer i dont know which one is right for the second one. A study shows treatment of peptic ulcer with ...
*December 13, 2011 by hiba*

**Math**

Write a brief answer to each question. Provide examples. a) When is the sum or difference of two monomials a monomial? b) When is the product of two monomials a monomial? c) When is the quotient of two monomials a monomials? Plz help, the questions confuse me. I have no clue ...
*December 20, 2006 by Kayla*

**English 9**

Like i get that example but unforunutly i wouldnt be able to use that because if she searched she would say im plagiarizing :'( Soo. Would this work P.S. do u see reply if i stay on same question ?? William Shakespeare was literature's Jewel He shouldn't Be forgotten as a ...
*April 27, 2014 by ENGLISH NOOB*

**Chemisty (Sig Figs)**

this is my last question for the whole assigment and im soo glad!!! (9465 + 45 - 9.9) 8.1 X 10^6 i got 76950.e6 it said it was half right and said check your number of sig figs
*August 23, 2010 by Hannah*

**Vector Calculus**

Hello...i had a question. I would really appreciate it if someone could help me...tnx in advance! K my question is Find the T(t) , N(t), B(t) for r(t)=<2sint,2cost,t>; t=pie/4 ...which are normal vectors, binomial vector and i am not sure about T(T)...anyhow...i have the...
*October 19, 2007 by Kim*

**Math HELPPP**

In a survey of 2000 adults 50 years and older of whom 40% were retired and 60% were pre-retired, the following question was asked: Do you expect your income needs to vary from year to year in retirement? Of those who were retired, 33% answered no, and 67% answered yes. Of ...
*October 16, 2012 by Bill*

**Algebra HELP!!**

Plz help me!! And what is your question?
*October 25, 2006 by Margie*

**Percentage**

34=54%x? How to do this question. Plz help ...
*August 21, 2012 by Shan*

**Simple ratio question but confused.**

This is ratio Question but i m not fimilar with this type of ratio . 1/3:x=1/3 Plz guide me some one .. I cam with answe 1/9* nee d help
*July 24, 2010 by shan*

**MATH**

f(x)=x/x^2 – x simplify g(x)=????helppp
*January 30, 2012 by Anonymous*

**Math help plz ASAP.**

Rationalize each denominator. 6 + square root of 2 ____________________________ square root of 3 PLZ HELP..dont kno how to do this question.plz explain..thanks You have (6 + sqrt(2))/sqrt(3) multiply that by sqrt(3)/sqrt(3) to get [(6 + sqrt(2))*sqrt(3)]/3 and simplify To ...
*October 15, 2006 by Karla*

**Question (plz read!)**

What is Equine Science????
*April 20, 2012 by Laruen *

**algebra**

105/(-20+15) ------------------- 45/(-9)+12 Plz help me to solve this question. Thanks!
*September 22, 2014 by Pam*

**calculus-integration**

integrate -2/xln^4(x)...plz help me..give me an idea on how to start..plz The derivative of the ln(x) function is 1/x and this is multiplying the ln^4(x). You can thus write the integral as: -2 * 1/5 ln^5(x) + constant. is that the answer? wut about the x infront of ln^(x)......
*May 7, 2007 by Maria*

**help plzz**

can some 1 help wit my synonym question plz
*March 7, 2010 by beonca*

**Physics**

Can someone plz answer my 2 previous question ???
*June 1, 2011 by Nelly*

**health**

Our biological clocks make us feel most sleepy from? A. 9pm-5am B. 6pm-6am C. 10pm-4am D. 12am-7am
*July 9, 2012 by NItra*

**Health**

Our biological clocks make us feel most sleepy from? A. 9pm-5am B. 6pm-6am C. 10pm-4am D. 12am-7am
*September 4, 2012 by anthony*

**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*

**american literature**

in the legend of sleepy hollow part of the exposition includes describing the legend behind.
*April 15, 2013 by artesho*

**physics HELPPP please**

I am stuck on a question that asks for the resultant force(magnitude + direction) question says : A rope is strung between a car and Joe, the car pulls on the rope with a force of 20,000 newton. joe pulls the rope with a force of 25,000N. what is the resulatant force? dont u ...
*October 21, 2007 by sam*

**English **

In Washington Irving's "The Legend of Sleepy Hollow", which factor played the biggest role in Ichabod Crane's fate? -love -imagination -greed -competitiveness
*September 16, 2013 by anonoymus *

**Math--1 question plz?**

Use the Distributive Property to multiply. (x – 9)5
*October 23, 2014 by Anonymous*

**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*

**Pre-Algebra:HELPPP**

Factor: y^3-3y the ^ is an exponent is the answer y(y^2-3)
*March 1, 2011 by Cheryl*

**HELPPP!! math**

HELLP!! Can someone help me solve for y in this equation.? -4/5 = (y-2) / (4- (-1))
*June 8, 2011 by Chelsea*

**math urgent help needed**

the question is: -3x-2z-7 if x=3 and z= -1 i did the the question and got the answer - 14 ....but the answer key that i got say -20....can anyone help me... with this plz....
*October 25, 2008 by Anonymous*

**Lang Arts Debate..PLZ HELP!!!**

ok there seems to be a lil confusion. the question was not fer my own personal...needs i quess. We r doing a debate in lang arts about wether a dam should be built or not. my character is marta kanu so i need info about how dams would affect whitewater rafting, canoeing, ect. ...
*February 26, 2009 by Alysha*

**Geometry**

I really need help on this question can someone plz help me. If P(A)=2/11,P(B)=3/11,and P(C)=4/11, what can you say about P(A or B or C) when P(A and B and C) = 0?
*September 7, 2009 by Lisa *

**Earth Science**

wat is the difference between a hypothesis and a question? plz help and thank you
*September 12, 2009 by 2to1tony*

**Plz urgent **

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

**physics**

Which truck has more momentum?? 20kg*m/s or 20000kg*m/s??? HELPPP!!!
*October 8, 2007 by lexi*

**HELPPP!! rate of change**

The points (-1,2) & (4,y) have a slope of -4/5. What is the y coordinate for (4,y).?
*June 8, 2011 by Chelsea*

**Maths Please Helppp**

S=1+2*(1/5)+3*(1/5)^2+4(1/5)^3...... If S=a/b, where a and b are coprime positive integers, what is the value of a+b?
*June 19, 2013 by Mathslover*

**mathhhh**

Determine whether each value of x is a solution of the equation 7-3x=5x-17 a. x- -3 b. x-0 c. x-8 d. x-3 Helppp!!!!!
*May 27, 2014 by mathhh HELP!! Help!!! PlEASE!!!!*

**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*

**Question (PLZ ANSWER) **

If I get a scholastic art and writing award (winner earns a scholoship) every year will that help me to get to yale. This is a curious question becuase I'm doing this this years and every year till my senior year.
*November 28, 2011 by Laruen *

**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 help needed**

the question is: -3x-2z-7 if x=3 and z= -1 i did the the question and got the answer - 14 ....but the answer key that i got say -20....can anyone help me... with this plz....
*October 25, 2008 by alisha*

**English**

deirious means: A. tense B. obnoxious C. out of senses D. sleepy misconception means: A. information B. dislike C. a false idea D. a trick
*July 15, 2012 by Emma*

**english **

Is this sentence okay? Brom Bones told Ichabod and the rest of the men he was talking to at the Tassel's party in which they were invited of the time he supposedly encountered the Headless Horseman of Sleepy Hollow.
*October 17, 2009 by Shelly*

**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*

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