Questions Asked on
May 17, 2007

  1. ugh.... world history....

    what region is called china's "rice bowl"????????????????? thanks bunches!!!!!!!!!!! One third of China's rice crop is grown in the southeast - this area is called "China's rice bowl." ur welcome

    asked by shanaid
  2. chem-balancing acidic equation

    the reaction: Cr2O7^-2(aq) + Cl- -> Cr^3+(aq) + Cl2(g) My balancing. Cr2O7^-2(aq)-> Cr^3+(aq) +Cr +7H2O +14H+ +6e- Cr2O7^-2(aq)+14H+ +6e- -> 2Cr^3+(aq)+7H2O Cl- -> Cl2(g) +Cl- +2e- 2Cl- -> Cl2 +2e- Cr2O7^-2(aq)+14H+ +6e- +2Cl- -> 2Cr^3+(aq)+7H2O +Cl2 +2e-

    asked by alexa
  3. chemistry check

    Dr.Bob you had told me to ignore 2x so I wondering if I wrote my did these steps correctly. Calculate the molar solubility of nickel (II) hydroxide in 0.100 M sodium hydroxide The solubility product of nickel (II) hydroxide at 25°C is 1.6 x 10-16. Ni(OH)2

    asked by mel
  4. english

    what does gay mean? does it mean hasppy? Several meanings here.

    asked by moro
  5. The Great Gatsby

    i need answers to these ?s below about Great Gatsby.. any of the answers would be nice and ill do anything PLEASE!! Chapters 4-6 ?s In Chapter 5, Gatsby's dream seems to be coming ture. What indications are there, though, that reality cannot satisify his

    asked by Kelsey
  6. physics

    Seatbelts provide two main advantages in a car accident: (i) they keep you from being thrown from the car, and (ii) they reduce the force that acts on you during the collision to survivable levels. The second benefit can be illustrated by comparing the net

    asked by micole
  7. life science

    ok i really need help. like really bad. cant figure it out. ok here it is. a color blind man marries a woman with normal vision. of their three daughters, one is color blind. one of their two sons is also colorblind. what are the genotypes of the parents?

    asked by zack
  8. pre-cal

    Simplify the given expression........? (2sin2x)(cos6x) sin 2x and cos 6x can be expressed as a series of terms that involve sin x or cos x only, but the end result is not a simplification. sin 2x = 2 sinx cosx cos 6x = 32 cos^6 x -48 cos^4 x + 18 cos^2 x -

    asked by ethan
  9. chemistry(oxidation)

    ok,I really don't understand the whole oxidation numbers thing my question is state the oxidation number for nitrogen in the following NH3= -3 NO2-1= -1 N2= 0 NO2Cl= 5 N2H4 -2 am I correct? NH3= -3 NO2-1= -1 No, oxygen is -2, so N is +3 N2= 0 NO2Cl= 5 N2H4

    asked by mike
  10. chem expirement!

    You are required to design an experiment to test Hess's law using the combustion of ethanol. Write a brief design for this experiment. What I wrote as my answer: Hess’ Law: is the algebraic addition of chemical equations yields a net equation whose

    asked by rob
  11. Chemistry

    So the Ksp for silver chloride is 1.8*10^-10, how could I find the concentration of silver ions in this saturated solution. Then how I find the total ion concentration? AgCl ==> Ag^+ + Cl^- Let AgCl solubility is x. Then (Ag^+) is x and (Cl^-) is x Ksp =

    asked by L
  12. precalculus

    5x+3y=8 convert each rectangular equation to polar form Convert each polar equation to rectangular form: a r=9cos0 b r=5 c rsq= cos 20 d r= 3____ 3+sin 0 Is this a test?

    asked by yvonne
  13. English

    Please check my revised answers regarding "dangling modifers". As the flock of birds was flying over the oak tree, the farmer saw that they had damaged his crops. Ironing out all wrinkles, the pants looked much more presentable. The pants looked much more

    asked by MiMi
  14. english

    we have to find out meaning of words, e.g. english word - sherbet, language of origin - arabic, old word - sharabat, old meaning - drink. please could someone tell me a website that gives language of origin, old word and old meaning. I have tried a couple

    asked by lizbeth
  15. social

    Do poor people have the same expectations in life as rich people> Expectations for what? Life goals? What's for dinner tomorrow? Their golf scores? Geeze kido, can you narrow it down a bit? It also depends on which poor people you are discussing. If poor

    asked by jake
  16. Math

    How do you order these fractions least to the greatest, 4/7, 1/2, 3/5, 2/3? can you put this number in least to greatest: 5/12,13/36,7/18,5/6 It doesn't help when someone else does your work for you. Please let us know what YOU think the order is, and

    asked by Judyth
  17. english

    A life skill is something you need to get along in the world. Lifeskills: Typing. Matching clothes. Driving. Learning to bank, and use a check book. Writing a letter. Reading. Learning to search with Google. Learning to use the card cataloge at the

    asked by bobpursley
  18. chemistry

    When the following combustion reaction is balanced using the smallest whole number coefficients, determine the coefficients for oxygen: C(5)H(10)0(2) is reacted with oxygen gas. First of all post the equation with no coefficients.

    asked by natash
  19. chemistry check 2

    I know you've read this question too many times already but I just want to make sure I did the last part (Ksp) correctly. 50.0 ml of a 0.0500 M solution of lead (II) nitrate is mixed with 40.0 ml of a 0.200 M solution of sodium iodate at 25°C. Calculate

    asked by mel
  20. math

    help, the last guy didn't answer my question yet and i think he kinda went do you rotate a figure 90/180 degrees??? I'm not exactly sure of what information you are seeking. 180 degree turn would be upside down (half of a full rotation, which

    asked by
  21. chemistry ap

    Why would [23.8-(.0588)(23.8)] be the proper setup to determine the vapor pressure of a solution at 25 Celsius that has 45g of C6H12O6, glucose (MM=180gxmol^-1), dissolved in 72g of H2O? The vapor pressure of pure water at 25Celsius is 23.8 torr. vp pure

    asked by alexa
  22. Business Reports and Presentation

    What qualities of an oral presentation are most important to you as an audience member? Explain your answer Please note that we don't do students' homework for them. Once YOU have come up with attempted answers to YOUR questions, please re-post and let us

    asked by Linda Wortham
  23. written communication

    Discuss how you would approach creating a negative message for a superior This has been addressed on Yahoo: When you come up with your attempt to answer this, please re-post, and someone

    asked by dom
  24. chem experiment:

    You are required to design an experiment to test Hess's law using the combustion of ethanol. Write a brief design for this experiment. What I wrote as my answer: Hess’ Law: is the algebraic addition of chemical equations yields a net equation whose

    asked by rob
  25. history

    thank you so much... what countries in asia have communist goverments? China, North Korea, Vietnam, Laos.

    asked by ashley
  26. Electrochemistry

    A current of 2.50 A is passed through a solution containing Cu+2 ions for 4.00 hours. Calculate the mass of Cu atoms that form at the cathode. Charge= current*time Convert the charge in coulombs to number of electrons. Since it takes two electrons per Cu+2

    asked by Jerry
  27. Physics

    Simple Harmonic Motion With the equation x=Acos(2 pi f) t why and how does f affect x This is really urgent! Thanx for any help! frequency determines how rapidly x oscillates.

    asked by Claire
  28. environmental science

    What are some possible effects of climate change resulting from a warmer earth? Possible effects is melting of the polar caps, and flooding on all continents. Also, weather and rainfall patterns will change, so plants and animal will have a hard time

    asked by jacqueline
  29. Social Studies

    Recall: List the types of items that an artisan might have produced Once you have told us what you think, someone here will give you feedback. Think about the difference between "artisan" and "artist" --

    asked by Cameron
  30. geographie

    Which are the principal economical partners of Canada? Living in Canada, I can answer that. The principal economic partner of Canada is the USA, and the number one partner of the USA is Canada. Together we form the largest trading partnership in the world,

    asked by Student
  31. math

    How do you rotate an object in a graph?? It depends on what point you are rotating the plot. The math is somewhat advanced, so I don't know your level. i just need to rotate 180 and 90.... Ok, rotating about the origin. For ninety degrees, counter

    asked by
  32. Chemistry

    They are all balanced ok, the main difficulty that I have is the second. Sulfur dioxide is highly soluble in water, most folks would have written the products as sodium chloride and sulfurous acid H2SO3, or as a minimum changed the gas to (aq) on the SO2.

    asked by bobpursley
  33. Essay help

    I am writing a 5 paragraph reflective essay about domestic violence and how it has changed my views. The thing about a reflective essay is that you are supposed to compare your topic to a larger social view and I am having trouble doing this with the topic

    asked by Haylee
  34. chem

    what occurs when an atom of clorine and an atom of hydrogen become a molecule of hydrogen chloride? a a chemical bond is broken and energy is released b a chemical bond is formed and energy is absorbed c a chemical bond is formed and energry is released d

    asked by Katie
  35. math

    WHAT IS 28 AS A DECIMAL AND PERCENT? umm...thats not possible....28=28.0.....???? what is it on? Homework? is the question exactly how you said it?? It says.. What is 28 in a percent then change it to a decimal. and yes its homework So its 28.0 and 28%

    asked by Erma
  36. Biology

    Can girls get pregeant if they have sex before they start their period? I'm not at all asking from a sex-ed point of view, i'm asking from a biological point of view. I mean, when girls menstrate, their chromosomes repliciate when replacing the eggs,

    asked by Matt
  37. world history

    wait what does that heve to with it? this is my worst subject... so i really need help to pass my final exams!!!! what event helped open japan to foreign influences and trade in the mid 1800's? Look up Commodore Perry in =) well i

    asked by shanaid
  38. u.s history

    how did the u.s force japan to surrender and bring an end to the war world two The US dropped the atomic bombs on Japan, and they surrendered. Go to and look up enola gay -- it'll be crystal clear!!

    asked by sade
  39. math

    break it down into cases at most one day of rain in 3 days to me means we could have: norain norain norain ----> (1/3)^3 = 1/27 rain norain norain -------> 2/3(1/3^2 = 2/27 norain rain norain -------> same as above = 2/27 norain norain rain -------> same

    asked by Reiny
  40. trick question

    three guys then who went to share a motel room on a fishing trip, the cost was $30, so they each paid ten bucks. The owner then decided that the cost was only $25, and sent one of his employees to pay back $5 to the guys, the employee thought you could not

    asked by CINDY
  41. Math - Algebra

    Simplify and solve for x=2 and y=5. Please remember to group like terms. 1. 3x - 2y + 4x -3y 2. y + x - y - x 1. 3x2 - 2x5 + 4x2 - 3x5 6 - 10 + 8 - 15 2. 5+2-5-2 7-5+2 yah i think that's how to solve it, basically sub in the x and ys and solve

    asked by Taariq
  42. graphing

    Can someone shwo me how to solve these inequalties for me? 3. -6 < x and 3 < 6 (Remember this is an "and" statement) 4. -3x < -6 or x + 5 < -2 5. x - 2 > 2x + 1 or -10 > -2x - 2

    asked by mike
  43. vocab help

    i need 3 sentences using wretched plz help Look up the word in various dictionaries. They'll have sample uses that you can convert into sentences: =)

    asked by anonymous

    I posted this earlier but received no response. It's a tough question. Does anyone know a web site I can go to? It is estimated that industires and sewage treatment facilities discharge into the Chesapeake an amount of waste water equal to _____% of the

    asked by Meg
  45. u.s history

    why was the united nation formed after war world two It looks as if what you need to do is learn how to conduct thorough and effective searches for yourself. That's what research is, and I'm sure that's what your teacher expects you to do -- conduct

    asked by sade
  46. Greeks

    Do you know any webs for Greek famous landscapes? We need one or some right away please. The most famous Greek landscape is the Acropolis in Athens. Also, some of the Greek islands are famous for their landscapes. Check this site for thousands of pictures

    asked by LG
  47. Chemistry

    What do I do? a)Devise a scheme for separating Al(NO3)3, AgNO3, Ca(NO3)2 and KNO3 from each other. b)How could you isolate KNO3 from the solution in a.? What aluminum, silver, and calcium salts are insoluble? Given those, could you make those salts by

    asked by Mike
  48. algebra

    which method do you use to solve this equation.(x-1)^2=7. Is it the factoring method or the sqare root method I would take the square root of each side. (x-1)= +- sqrt7 Now for the factoring method: (x-1)^2=7 (x-1)^2-7=0 you have a difference of two

    asked by Tony
  49. algebra

    How do I do this question: -6|7-x|< -30 So far I have that x=2, but I know that it's more than just 2. How do I denote/find that? first of all isolate the absolute value expression by dividing by -6, remembering that we have to reverse the inequality sign

    asked by jess
  50. history

    Several religions have a festival of lights. In Buddhism, it celebrates the return of Buddha from heaven. what is the festaval of lights? is it like the celebration of budda or something like that??

    asked by Ms. Sue
  51. algebra

    solve the polynomial y=2x^2-4x+1 I am sure neither your text nor your teacher asked you to "solve the polynomial y=2x^2-4x+1 " are you graphing the function, or are you solving the quadratic y=2x^2-4x+1 ?

    asked by Haylee

    I cannot find this in my book. Perhaps you could give me a web site to refer to It is estimated that industries and sewage treatment facilities discharge into the Chesapeake an amount of waste water equal to ____% of the volume of the bay annually a. 5 b.

    asked by Meg
  53. English

    Yes. That is correct. Comma Splice How do I write this correctly? Dr. Frankenstein flung a power switch, blue streamers of static electricity crackled about the table the creature gave a grunt and opened smoldering eyes. What you have is three sentences

    asked by Ms. Sue
  54. math

    What does identifying variables on a table or graph mean..? (what variable?)@.@ Also when do i connect dots on a graph and not connect them???? help???? please???? The variables are what is being plotted on the y, and x axis. What does the y axis stand

    asked by lea
  55. Chemistry

    Which of the following products are insoluble in water? a. AgC(2)H(3)0(2) b. MgSO(4) c.Pb(NO3)2 d.Hg(2)CO(3) e.Ca(OH)2 Try looking up the Material Safety Data Sheet for each using google. A useful tip is that all nitrates are soluble in water.

    asked by natash
  56. precalculus

    how to solve; Xsq + ysq-4x=0 x^2 -4x + y^2 =0 x^2 -4x +4 + y^2 =4 (x-2)^2 + (y+0)^2=4 look like a circle to me.

    asked by yvonne
  57. science

    extra credit question: A human eats what they weight every ????? day? I dunno

    asked by chris
  58. english 2

    Serious Story They were all slouching in their seats; making it obvious they didn’t want to be there. One was holding on to practically cradling his blue bandana, another was looking at a bruise he had received during a fistfight earlier that day. There

    asked by blah
  59. Biology

    I need to illustrate a cell starting out with 3 chromosomes each, it replicating, and in the end, having 4 cells. (Meiosis). Could someone explain it to me, please? easy go on internet/google, type in meiosis search for pic, theyshow you the steps

    asked by Matt
  60. math

    u stupido!! 2/7, 3/10, 5/8 It's 2/7, 3/10, 5/8 amazing

    asked by help...
  61. Health

    Should pulses ever show a deficit??? Would the apical pulse ever be less than the radial??

    asked by John
  62. Electrochemistry

    How much electric charge is needed to produce 1.000kg of Na metal from the Na+ ions in NaCl? You need one electron per atom. How many atoms are present in 1kg of Na? Use avagradros number. To change to coulombs, remember that 1 electron= 1.6E-19C

    asked by Jerry
  63. English

    I have to write this poem for English. Can you please critique it for me? The Power of Time and Myself If I were to see me which is you Would you say that you're proud of what I've become. If I look into your eyes and told you things would be okay Would

    asked by Arati
  64. algebra

    It is not solvable by that method, shanaid. You have to get all the numbers on the left, set them to equal zero, and factor. which method is used to solve this equation. x^2-9x-4=6 I would factor, move the six over, then factor i would move the -4 over so

    asked by bobpursley
  65. english

    You mean life skills -- two words. Check out the Topics section. This term includes a whole range of topics. And please don't post your question more than once. Thanks. =) what are lifeskills

    asked by Writeacher
  66. english

    If you post a question, we'll be glad to help you. Editorial

    asked by Ms. Sue
  67. graphing

    Can someone shwo me how to solve these inequalties for me? -6 < x and 3 < 6 (Remember this is an "and" statement) -3x < -6 or x + 5 < -2 x - 2 > 2x + 1 or -10 > -2x - 2

    asked by mike
  68. vocab help

    i need 3 sentences using wretched plz help Please do not post the same question twice. Please follow directions below and let us know what you have come up with. We will give you feedback on the sentences you write.

    asked by anonymous
  69. Math

    can you put this into least to greastest5/8,2/7,3/10 It doesn't help when someone else does your work for you. Please let us know what YOU think the order is, and someone here will give you feedback. =) It's 2/7, 3/10, 5/8 i have an assignment were i have

    asked by Judyth
  70. Government

    How is a court case played out? As in, first then Judge is introduced, then what? And so on, I can't find it anywhere on the internet Thank you for using the Jiskha Homework Help Forum. You might watch Judge Judy, for example, or any other "court session"

    asked by Ryan

    How can you as a critical thinker tell the difference between prejudicial and non-prejudicial rhetoric? Previous answers to this same question: ----------------- Posted by Ms. Sue on Tuesday, June 20, 2006 at 9:47am. Check these sites to help you answer

    asked by JILL
  72. English

    Please check my answers relating to predications. Our resolutions should begin at midnight on January 1. Answer: Implementing our resolutions should begin at midnight on January 1. The reason for the cat’s illness is because she was allergic to the dog.

    asked by MiMi

    My book does not have this question in it either. I tried various web sites. Maybe someone could help. Thank you "__________ is the solution to pollution" is an old axiom responsible for much of our problems in estuarine contamination. I am guessing that

    asked by Meg
  74. social studies

    I need information on the process charles kettering went through to invent the electric cash register or the car self starter and did he have problems inventing them. I can only find out that he did invent them. Here are some sites that will help you.

    asked by tara
  75. CHEM

    What if I used the Ksp table how does that help? I really don't know Devise a scheme for separating Al(NO3)3, AgNO3, Ca(NO3)2 and KNO3 from each other. Use the Ksp tables from Brady

    asked by Mike
  76. health

    thank ya!! i have to write an essay about depression...... help?!?!?!?! Read up on the first and second linked topics here. One or both will be what you're looking for. At the bottom of each webpage there will be

    asked by shanaid
  77. little match question

    what is the square of 23? when you have a linear fraction to graph what do you do? "Remember, the square of a number is that number times itself." So ... what is the square of 23? ??

    asked by kiki
  78. deutsch F-Regeln

    F-Regeln( Satz-Noiminalphrase, Verbalphrase) sind ein Teil der generativen Grammatik.Ausserdem gibt es noch S-Regeln und T-Regeln.Ich habe gedacht, dass jemand schon das gehöret hat.Ich studiere deutsch und ich wollte nur ein paar Sachen darüber

    asked by bill