Questions Asked on
December 5, 2006

  1. finding c: calc

    let f(x)=square root x. if the rate of change of at x=c is twice its rate of change at x=1, then c=? what???? i don't get get it. to begin with, i took the derivative if that helps which is 1/(2*sqrtx) . f'(x) = 1/(2*sqrtx) is correct f'(x=1) = 1/2 The

    asked by david
  2. Economics

    you are hired as the consultant to a monopolistically competitive firm. The firm reports the following information about its price, marginal cost, and average total cost. Can the firm possibly be maximizing profit? If the firm is profit maximizing, is the

    asked by Sally
  3. phyiscs

    How do I do these? Draw a free-body diagram for each of the following objects? a. a projectile in motion in the presence of air resistance b. a rocket leaving the launch pad with its engines operating c. a heavy crate being pushed across a rough surface a.

    asked by Anonymous
  4. Probaility

    The rates of on time flights for commercial jets are continuously tracked by the US Department of Transportation. Recently, Southwest Air had the best rate of 80% of its flight time on time. A test is conducted by randomly selecting 15 southwest flights

    asked by Mary
  5. Physics

    A 50.0 kg parachutist jumps out of an airplane at a height of 1.00 km. The parachute opens, and the jumper lands on the ground with a speed of 5.00 m/s. By what amount was the jumper's mechanical energy reduced due to air resistance during this jump? so,

    asked by Becca
  6. physics

    A student sits on a freely rotating stool holding two weights, each of which has a mass of 3.00 kg. When his arms are extended horizontally, the weights are 1.00 m from the axis of rotation and he rotates with an angular speed of 0.750 rad/s. The moment of

    asked by nicole
  7. Physics

    A 70.0 kg base runner begins his slide into second base while moving at a speed of 4.0 m/s. The coefficient of friction between his clothes and Earth is .70. He slides so that his speed is zero just as he reaches the base. How much mechanical energy is

    asked by Becca
  8. Physics

    A 55 kg ice skater, initially at rest on a flat skating rink, requires a 198 N horizontal force to be set in motion. However, after the skater is in motion, a horizontal force of 175 N keeps her moving at a constant velocity. Find the coefficients of

    asked by Anonymous
  9. PHYSICS

    The forces acting on a sailboat are 390 N north and 180 N east. If the boat (including crew) has a mass of 270 kg, what are the magnitude and direction of its acceleration? Compute the resultant force by vector addition and divide it by mass for the

    asked by Anonymous
  10. Physics

    A 215 g particle is released from rest at point A (the middle of one side) inside a smooth hemispherical bowl of radium 30.0 cm. Calculate the gravitational potential energy at A relative to B. (B is in bottom-middle of the bowl) Ok, so PE_g=mgh. How would

    asked by Becca
  11. Economics

    Among monopoly, oligopoly, Monopolistic competition, and perfect competition, how would you classify the markets for each of the following drinks? a. tap water b. bottled water c. cola d. beer I think it would be... a. Monopoly b. Oliopoly c. monopolistic

    asked by Sammy
  12. Health

    "Smoking causes drastic changes in the _______ system, which is responsible for converting foods into the nutrients the body needs to survive." This is a question on a health crossword puzzle given to me by my teacher. Problem is, I know nothing about this

    asked by Caley
  13. Economic

    3. A large share of the world supply of diamonds comes from Russia and South Africa. Suppose that the marginal cost of mining diamonds is constant at $1,000 per diamond, and the demand for diamond is described by the following schedule. Price/Quantity:

    asked by Sally
  14. Physics

    Tsunamis are fast-moving waves often generated by underwater earthquakes. In the deep ocean their amplitude is barely noticable, but upon reaching shore, they can rise up to the astonishing height of a six-story building. One tsunami, generated off the

    asked by Jena
  15. Chloral Hydrate

    What is the molar mass of chloral hydrate and how many moles of C2H3Cl3O2 molecules are in 500 g chloral hydrate. Also, what is the mass in grams of 2.0 x 10^-2 mol chloral hydrate? Molar mass? You can add them up. Starting at the left, 2 carbons, three H,

    asked by Min
  16. chemistry

    The freezing point of a 0.010 m aqueous solution of a nonvolatile solute is ?0.072°C. What would you expect the normal boiling point of this same solution to be? have no clue, thanks for the thelp Freezing point depression= N*kf* molality you have

    asked by tyler
  17. another english multiple choice question

    They swarmed up towards Sherburn's house, a-whooping and raging like Injuns, and everything had to clear the way or get run over and tromped to mush, and it was awful to see. Children was heeling it ahead of the mob, screaming and trying to get out of the

    asked by Anonymous
  18. Pre-Calculus

    Solve for x,y,z, & w using the Gauss-Jordan Elimination Method 5x+3y+z+5w=-2 3x+2y+2z+4w=2 2x+4y+3z-3w=-11 4x-3y-2z+2w=-3 Can anyone help me please? Thanks.... What is the Gauss-Jordan Elimination Method?

    asked by Linda
  19. Economics

    50. In both monopolistic competition and non-price-discriminating monopoly, isn't the marginal revenue curve lies below the demand curve? 51. A monopolistically competitive firm is producing an output level where marginal revenue is greater than marginal

    asked by Sammy
  20. Physics

    This time I have two questions: #1.A recording engineer works in a soundproofed room that is 49.7 dB quieter than the outside. If the sound intensity in the room is 2.66 x 10-10 W/m2, what is the intensity outside? #2.A listener increases his distance from

    asked by Jena
  21. Writing--Plz Help!!

    I am confused with this question that I have on a homework assignment. When developing a written plan, a technique in which the writer includes every detail as it occurs is called: 1. writing a rough draft 2. outlining 3. brainstorming I am leaning toward

    asked by Kathryn
  22. Chem

    Fungal laccase is .390% Cu by mass. If a fungal laccase molecule contains 4 Cu atoms, what is the molar mass of fungal laccase? Molar mass= mass of 4Cuatoms/.390

    asked by Steve
  23. the big idea of energy

    i have to do an assesment about sound. i have to include the big idea of energy. i have no clue what it is! HHEELLPP MMEE!! What do you mean when you say "the big idea of energy"? I know that sound is created by vibrations, but I'm not sure that's exactly

    asked by Anon
  24. ENGLISH

    Hello, what is the format of "affiliation" in a lab report? A lab report? Are you sure this isn't a science assignment?? http://www.google.com/search?hl=en&q=affiliation+lab+report&btnG=Google+Search ??

    asked by Kate
  25. Chemical Kinetics

    The Decomposistion of nitrosyl chloride was studied: 2NOCl(g)--2NO(g)=Cl2(g) The following data were obtained where Rate= - change[NOCl] ------------ change in temp [NOCl]0 Initial Rate (molecules/cm^3) (molecules/cm^3*s)

    asked by Adrienne
  26. Quick Math

    I still have a question. My first one has been answered(I, but I am going to write it down anyways, incase it realtes to the first quesion. (I)What is the cost of s dozen dozen apples at half a dozen dimes a dozen? (II)(This one I don't understand) What is

    asked by Gina
  27. history

    ive got 2 questions....what points does Thomas Paine make in the pamhlet, Common Sense?? and what impact did Pain's pamphlet have in the colonies?? This site will give you an analysis of the pamphlet: http://www.sparknotes.com/lit/commonsense/

    asked by sheila
  28. Statistics

    The Wechsler Adult Intelligence Scale (WAIS) is a common "IQ test" for adults. The distribution of WAIS scores for persons over 16 yrs of age is approximately Normal with mean (100) and Standard Deviation 15, (a) Whatis the probability that a random chosen

    asked by Jason
  29. Quick Math

    Is a dozen dozen equals to 24? wouldn't a dozen dozen be 144? and 144 is a gross. a dozen is 12 a dozen is 12 so isnt that 24? When you say double double such as in coffee. You want two milk and two sugar. That's four. So wouldnt dozen dozen be 12 and 12?

    asked by Gina
  30. Probability

    You throw a beanbag at a wall with 7 colored squares, each with an area of 1/4^2. If you hit a square, you win a prize. What is the probability of winning a prize? You need more information. For starters: 1) what is the total area of the wall? 2) Are

    asked by Kara
  31. Rate determining step

    I don't understand how to get a rate determining step. I have an energy diagram for a two-step conversion where the first step Ea is about 18 units. The energy then goes down about 4 units and rises again about 10 units to the peak of the second step. Why

    asked by Sheryl
  32. calc volumes

    the basse of a solid S is the region enclosed by the graph of y=square root (ln x), the line x=e, and the x-axis. if the cross sections of S perpendicular to the x-axis are squares, then the volume of S is. how do i find the side of the squares. because i

    asked by david
  33. Math

    I have a question: How would you solve this? a dozen dozen apples at half a dozen dimes a dozen? In this cause is dozen 12? And half a dozen dimes in 60 cents? would that be 120? b/c a dozen dozen is 24 so u have 24 apples and then you have 60 cents per

    asked by Gina
  34. Economics

    For the following characteristic say whether it describes a perfectly competitive firm, a monopolistically competitive firm, monopoly firm, or neither. a. Has marginal revenue less than price. I would think this would be neither. b. Produces at minimum of

    asked by Sally
  35. math , algebra

    Let me know if this is correct : (1)Finding the lcm using which ever method for:5,15 , and 20 8:2x2x2x3x5x5 15:2x2x2x3x5x5 20:2x2x2x3x5x5 --------------- LCM:2x2x2x3x5x5 After simplification LCM:120 (2)Find the GCF for each of the following numbers: 36,

    asked by Jasmine
  36. Accounting

    Here is another question I am having trouble with, please help!!!! 3. The following totals for the month of March were taken from the payroll registrar of the X company: Salaries (all subject to social security & Medicare taxes $14,000 Federal income taxes

    asked by Angel
  37. Microbio

    Can someone check my answer please? How does the antibiotic penicillin kill bacterial cells? Is it more effective against gram positive or gram negative organisms? Explain. Most bacteria produce a cell wall that is composed partly of a macromolecule called

    asked by Josh
  38. math

    A man can paint a fence in 8 hours. Another man can paint that fence in only 7 hours. A third man can paint that fence in only 5 hours. How long will it take for all three men to paint the fence? in one hour, man1 can paint 1/8 of the fence, man2 can pain

    asked by bob
  39. English

    In modern English, the comparative/superlative for the word "bad" is indicated as worse/worst. A number of years ago, it was worse/worse. When did this change? It has not changed. See below: http://www.jiskha.com/display.cgi?id=1165241783.1165245841 =)

    asked by Mary
  40. Physics

    Two movers have to life a refrigerator onto a truck. One of the movers wants to lift the refrigerator vertically, but the other mover wants to roll it up a ramp by applying a force parallel to the ramp. Assume the height of the truck is 1.5 m, the length

    asked by Becca
  41. Science

    What has a physical and chemical change at the same time, apart from a candle burning wood.

    asked by mark
  42. math right triangle

    the hypotenuse of a right triangle is 1 inch longer than one leg and 8 inches longer than the other. Find the length of each side of the triangle. Let l1, l2 be the legs. l1^2 + l2^2 = h^2 but h= l1+1 and h= l2 + 8 solve these for l1, l2, put them in the

    asked by darren
  43. Math

    Pipes A & B can fill a storage tank in 8hours and 12 hours, respectively . With the tank empty ,pipe A was turned on at noon, and then pipe B was turned on at 1:30 P.M.At what time was the tank full. Please help me!! Let V be the tank volume. Pipe A fills

    asked by Ronald
  44. Statistics

    Males make a mean of 531 on math SAT with standard deviation of 114. Minimum 600 score. what's the % of males that don't satisfy this requirement? Pregnancies usually distributed mean of 268 days and standard distribution 15 days. Baby born three week

    asked by Sue
  45. english multiple choice

    Then he says, slow and scornful: "The idea of you lynching anybody! It's amusing. The idea of you thinking you had pluck enough to lynch a man! Because you're brave enough to tar and feather poor friendless cast-out women that come along here, did that

    asked by Anonymous
  46. BORED!!!

    HAS ANYONE EVER READ THE BOOK BEWARE PRICESS ELIZABETH BY CAROLYN MEYER? I NEED TO RITE A REPORT ON IT. SOS! The question really is -- have YOU read it? If you haven't read it, it'll be pretty hard to write a report about it. All I find when I search

    asked by schoolgirl12
  47. Chemoautotrophs

    What are chemoautotrophs? Here are some questions I can answer: 1. What are chemoautotrophs? 2. What 'fuels' chemoautotrophs? 3. Are chemoautotrophs important in Biology? Why? Here are the answers: 1. Organisms that produce energy by chemosynthesis,

    asked by
  48. chemistry

    I A QUESTION WHAT IS Mg+HCL->MgCL2 +H2 IS IT SYNTHESIS, SINGLE REPLACEMENT, DOUBLE REPLACEMENT OR DECOMPOSITION THX BYE Single replacement. Mg replaced the H.

    asked by confused
  49. solving for x math

    2e^(4x^2)=3 how do i solve for x. do i use the ln methode because i don't know how to do that. by calculator, i got x=.168 but i don't know how to show my work. please help me solve for x. Take natural logs of both sides. ln 2 + 4 x^2 = ln 3 4 x^2 = ln

    asked by david
  50. Microbio

    I have a hard time with this finding the concept for the below: plz help How and in what way does the input of organic matter, such as sewage, effect the O2 content of a river or stream? A pond or lake? Does the organic matter get digested by bacteria,

    asked by Josh
  51. Chemistry- titration

    OK I REALLY NEED HELP!!! and i AM DESEPRATE!! I have a titration courswork tomorow and i need to know the measurment,procedual and significant errors that are made in titration and how they can be improved. Also i need help with the evaluation bit. I

    asked by H
  52. Statistics

    Please help me figure them out. 1. In the 105th Congress, the Senate consist of 55 Republicans and 45 Democrats. If a committee is formed by randomly selecting four different senators, what is the probability that they're all Republicans? 2. It's common

    asked by David
  53. help SCIENCE help

    What is the difference between an atom, compound, and mineral??????? Please help, Thanks Atom= matter in the form of small units Compound= elements chemically combined Mineral= inorganic nutrients that regulate many chemicals in the body for definition of

    asked by Katie
  54. Cyclohexane

    If you knew that you had either cyclohexane or cyclohexene in the lab but weren't sure which, how could you determine which it was? Thanks from Sheryl Since I'm not an organic chemist I would think of an organic test LAST. Density, refractive index, and

    asked by Sheryl
  55. mathematics (percentages)

    math problem: pedro wants to calculate his gpa. he has the lab grades:90/100,98/100,90/100,94/100,90/100,90/100,95/100,98/100. Labs are worth 20%. He has the test grades: 9/10,6/10,10/10,10/10,5/10,7/10,7/10,7/10,10/10,10/10,8/10,10/10. Homework is worth

    asked by day
  56. 3rd grade social studies

    where can i find some good information on christopher columbus for a good report. http://en.wikipedia.org/wiki/Christopher_Columbus and http://www.columbusnavigation.com/ and http://www.ibiblio.org/expo/1492.exhibit/c-Columbus/columbus.html =) thanks

    asked by zeke
  57. Physics

    A rocket in a fireworks display explodes high in the air. The sound spreads out uniformly in all directions. The intensity of the sound is 2.89 x 10-6 W/m2 at a distance of 127 m from the explosion. Find the distance (in m) from the source at which the

    asked by Jena
  58. algebra 1

    I'm stuck on this problem. Can you help? -4x-9y=1 -x + 2y =-4 WHat is x and y? Two equations in two unknowns. Here is a quick way to solve them -4x - 9y = 1 4x - 8y = 16 (I got that my multiplying both side so the secind equation that you provided by -4)

    asked by kyle
  59. Geometry and Algebra

    AB is a diameter of a circle with centre O. P is on BA extended, and PT is tangent to the circle. Use the corollary to the Intersecting Secants Property to prove that PT is perpendicular to OT. Here is the diagram (Without the dashes in the "com" and

    asked by Raj
  60. Account

    Here is my question, please help!!! 5. Assume that Z company's chief financial officer gave you the following information: net sales, $3,800,000; cost of goods sold, $2,100,000; extraordinary gain (net of income taxes of of $7,000), $25,000; loss from

    asked by Angel
  61. English

    What means tender? There are a lot of meanings for tender. http://www.onelook.com/?w=tender&ls=a

    asked by Nimi
  62. Chem

    How would a Lewis Dot Structure be drawn for CO +1? I can't seem to get it to satisfy the octet rule and have the right number of electrons. How many electrons do you have? 1C = 1 x 4 = 4 electrons. 1O = 1 x 6 = 6 electrons. Total is 10 electrons. -1

    asked by Alyssa
  63. Algebra

    if y varies direct as 8, and y is -60 when x is -5, find y when x is 3. gurl i don't no i need help myself Assume y's direct function is either a multiplication or division; I chose the second one. So a trial shows y at -60 = x at (-5 + const 1) x const 2

    asked by Ashley
  64. algebra 1

    a+(3a-2a)-(4a-3b) Combine the "a" tems and you can reduce this to _?_a + 3b. You do the math.

    asked by tawana
  65. physics

    1- a pipe of diamter 1cm carreiers water flowing at 1m/s. the end of the pipe is bplugged and there is a small holeon the top as shown which is 1mm diameter. How high does the water go? *=hole ()____________*___() 2. you're indoors, with a door 1m wide and

    asked by Devin
  66. Percentages: Oops, one more thing

    Forgot to mention that the exams are each 10%. It's 40% because he had 4 exams. math problem: pedro wants to calculate his gpa. he has the lab grades:90/100,98/100,90/100,94/100,90/100,90/100,95/100,98/100. Labs are worth 20%. He has the test grades:

    asked by day
  67. Probability

    Using standard deviation. Normally distributed mean of 0 degrees standard deviation of 1.00 degrees celcius. 1. between 0 and 1.28 2. greater than 0.37 3. less than -0.92 4. between 1.50 and 2.50 5. between -0.90 and 1.95 6. less than 0 I don't know how to

    asked by Sue
  68. Health

    Can anybody give me the name of a liver disease that may be caused by smoking? It has 9 letters, and the fifth one is "h". Search 'liver disease' and smoking on google and you'll find it. I'm sorry, I couldn't find it. well, just searching 'liver disease'

    asked by Caley
  69. Quick Math

    I have a question: How would you solve this? a dozen dozen apples at half a dozen dimes a dozen? In this cause is dozen 12? And half a dozen dimes in 60 cents? So half a dozen dozen is 144/2 so that's 72 correct? yes, half a dozen dozen is 144/2 = 72 but I

    asked by Gina
  70. math

    What is the equation of the tangent line given the curve: y = (3+lnx)^2 at x = 1/e dy/dx = 2[3 + Ln(x))]*1/x at x = 1/e this is: 4*e y(1/e) = 4 The equation of the tangent line is thus given by: 4e(x-1/e) + 4

    asked by Jay
  71. Mathematics

    How would you solve for: (the square root of 7-the square root of 3)^2 ^=the power of [sqrt(7) - sqrt(3)]^2 = 7 + 3 - 2sqrt(21) = 10 - 2sqrt(21)

    asked by London
  72. math/Check!

    okay so the question is as follows: determien the standard form of the equation of a hyperbola with vertices(+or- 2,0) and passing through (4,3) is this right? x^2/2^2 - y^2/b^2 =1 Since P(4,3) passes through, the x and y coordinates satisfy the equation:

    asked by sammy boy!
  73. mathematics (percentages)

    math problem: pedro wants to calculate his gpa. he has the lab grades:90/100,98/100,90/100,94/100,90/100,90/100,95/100,98/100. Labs are worth 20%. He has the test grades: 9/10,6/10,10/10,10/10,5/10,7/10,7/10,7/10,10/10,10/10,8/10,10/10. Homework is worth

    asked by day
  74. Reading

    Do any of you have any ideas about a reading project? The book is about an african american family that moves into a historic house that used to be a part of the underground railroad.(the book is called the House of Dies Drear)We are supposed to come up

    asked by Katie
  75. Physics

    I need more help on these, please? jiskha. com/ display.cgi?id=1165350274 jiskha. com /display.cgi?id=1165357718 jiskha. com /display.cgi?id=1165347130 Thanks... I'm desperate. I've been gone today and yesterday from school and don't quite understand what

    asked by Becca
  76. math/check!

    okay so the question is as follows: determien the standard form of the equation of a hyperbola with vertices(+or- 2,0) and passing through (4,3) is this right? x^2/2^2 - y^2/b^2 =1 Since P(4,3) passes through, the x and y coordinates satisfy the equation:

    asked by sammy boy!
  77. algebra 1

    7a+[4a-6b-(8a+2b)] ok so you would get this 7a+[4a-6b-8a-2b]

    asked by tawana
  78. Jeans

    hey can someone please please please help me i need to find some articles actually 3 they can be articles or books about the fashion of jeans during three different time periods the 1950s, 1980s, and present day. i don't want a history of jeans but more of

    asked by Joan
  79. Statistics

    Find probability of getting outcome of heads and a five when a coin is tossed and a single die is rolled. = .50 for coin toss .17 for die Poll confidence level. Common for public opinion polls to have confidence level of 95%.If 5 different organizations

    asked by David
  80. english multiple choice

    The crowd washed back sudden, and then broke all apart, and went tearing off every which way, and Buck Harkness he heeled it after them, looking tolerable cheap. I could 'a' stayed if I wanted to, but I didn't want to. Huck's words "but I didn't want to"

    asked by Anonymous
  81. Microbio

    Think on two complex tinkertoy models that exactly fit one way only. Compare that to the substrate (one tinkertoy model) and the enzyme (the other model). In fact, the lock and key model fits several chemical, biological, and cellular reactions. (Broken

    asked by bobpursley
  82. Math

    Whats a consisnent. like suppose 2,3,6,9,8 Can someone help please? Can someone help please: What are conssitent numbers in math? i need help on my math its algebra

    asked by Paris
  83. math

    At what point to the curve y=4+3lnx is the tangent line paralell to the line 5y-x=10. 3/x = 1/5 ---> x = 15

    asked by Jay
  84. algebra

    if y varies directly as x, and y is -60 when x is -5, find y when x is 3 The mass of an object varies directly as its volume. The mass of the object is 150 grams when its volume is 600 cm3. Find the mass of the object when the volume is 950 cm3

    asked by Brenda
  85. Calculus

    f (x) = 8x^3 - 12x What is the question? You have defined a function but not said what you want to do with it.

    asked by Anastasia
  86. math, question

    Is there anywher i can go for further explanations on how to solve for the following statements on how to solve them: Dividing writing each result in simplest form & adding & subtracting The second sentence makes no sense to me.

    asked by Jasmine
  87. math, word problem

    How do I write the equation for this problem in order to solve it.I can solve it as long as someone shows me how to get the equation. (1)Science. Solve the following application. Jose rode his trail bike for 10miles. Two-thirds of the distance was over a

    asked by Jasmine
  88. Economics

    The state of the US economy is one where the price level has decreased from 110 to 120. Manufacturers are finding that their inventories are increasing. Foreign countries are finding that the exchange rate of the US dollar is down. Americans are

    asked by Dustin
  89. math

    what is the diameter of a circle whose circomfrence is about 15.7 cm. divide the circumference by PI Divide the circumference by pi = 3.1416 to get the diameter

    asked by butt
  90. World History Paper

    Please give feedback on the following paper: The American Revolution and the French Revolution each greatly affected many people and how the countries were run. This essay will consider the impact of these two revolutions on economy, revolutionary thought,

    asked by ML
  91. biology

    Why are enzymes needed by the cell? en.wikipedia. org/wiki/Enzyme

    asked by Tammy
  92. biology

    Can someone explain how the DNA vaccine differ from a traditional vaccine?

    asked by Tammy
  93. European History

    Explain the role of science and empiricism in reshaping Europen cities in the nineteenth century. How did advancements in science and technology improve the lives of the working class in Europe? These sites may be of help.

    asked by Ashley
  94. French Translation needed

    I translated some of this but it's not making sense to me. Here it is: On dit qu'il faut etre actif pour apprecier la vie. Etes-vous d'accord? Que veut dire actif pour vous? Illustrez votre opinion avec vos propres experiences ou avec des experiences que

    asked by cbarnett
  95. Health

    Another crossword question is: A womans risk of dying of this type of cancer is increased by 25% if she is a smoker. It has 6 letters, and the second one is "r". think of a gender-specific type of cancer. Any suggestions?

    asked by Caley
  96. biology

    Can someone explain how the DNA vaccine differ from a traditional vaccine? Since this is not my area of expertise, I searched Google under the key words "DNA vaccine" to get these possible sources: http://people.ku.edu/~jbrown/dnavac.htm

    asked by Tammy
  97. Critical Thinking

    As answered several times before -- Posted by Ms. Sue on Tuesday, June 20, 2006 at 9:47am. Check these sites to help you answer your question. (Broken Link Removed) http://en.wikipedia.org/wiki/Rhetoric ----------------------- Posted by Ms. Sue on Monday,

    asked by Writeacher
  98. Chemistry - Hybridization

    Can anyone help me with this questioin pleasee? Describe the orientation and relative energy levels of sp2 and sp3 orbitals with respect to unhyberdized orbitals (1s, 2s, 2px, 2py, 2pz orbitals) 1s and 2s are spherical. 2px, 2py, and 2pz are at 90o to each

    asked by Eunice
  99. limit

    limit h->0 [sqrt((4+h)) - 2] / h = ? Thanks multiply numerator and denominator by [sqrt(4+h)+2] numerator becomes h denominator becomes h([sqrt(4+h)+2]) the h/h becomes 1, now take the limit.

    asked by Jen
  100. english

    I need to do a small research project on "Popular plays in London, in the 1800's". I looked on google, but they didn't really help me. Does anyone know any websites where I could find some info? If you do, it would REALLY help;) tHaNkS!

    asked by pinkpolkadots7
  101. ETH

    If someone made the below statements to you,Asian Americans and Pacific Islanders are a model minority? Asian Americans and Pacific Islanders belong to a single "Asian American" culture. how would you explain that the statements are misconceptions? Include

    asked by keshia
  102. Entrepreneurship

    What are five fixed cost? Fixed costs are things a firm pays regardless of how much it produces, sells, or services. Expenses like rent, interest on loans, licence fees, property taxes, certain tools or fixed equipment, insurance, phone hookup, etc.

    asked by Bryan
  103. biology

    what is the space surrounding the nucleus of an atom contain?

    asked by sailor
  104. social studies

    need information about western African Indians, and their food,shelter clothing? What time period?

    asked by daniel
  105. political science

    What philosophy does Samuel P. Huntington follow? Who are some of his supporters and opposers? http://en.wikipedia.org/wiki/Samuel_P._Huntington

    asked by raymond
  106. GEOLOGY-IMPORTANT

    hi i am looking for geologically relevant song lyrics or poetry published after 1990. The stuff cant be writen by a geologist either. i realllly need to find this any help i would appreciate so much!!! thank you.

    asked by ash
  107. english

    what does the word essential mean? http://www.answers.com/essential =)

    asked by jessica
  108. Maths test

    A store gives a staff discount of one fifth. How much would a member of staff pay for: a) a camera with a retail price of £215? just do 215 divided by 1/5 (0.20) and you'll have the amount in "pounds" (i think that's what that sign stands for)....if you

    asked by Andrea
  109. popular plays in the 1800's

    I need to do a small research project on "Popular plays in London, in the 1800's". I looked on google, but they didn't really help me. Does anyone know any websites where I could find some info? If you do, it would REALLY help;) tHaNkS!

    asked by pinkpolkadots7
  110. Health

    I know I'm probably bugging you guys, but: What system protects the body from foriegn substances? It has 6 letters, and the 4th letter is a "u" and the 6th letter is a "t". imune system wait...its actually spelled immune system No, but thanks!

    asked by Caley
  111. math+check!

    okay so the question is as follows: determien the standard form of the equation of a hyperbola with vertices(+or- 2,0) and passing through (4,3) is this right? x^2/2^2 - y^2/b^2 =1 Since P(4,3) passes through, the x and y coordinates satisfy the equation:

    asked by sammy boy!
  112. Health

    What would you call the softening and thinning of the bones that may be caused by smoking? osteo perosis....but im not 100% sure http://arthritis.about.com/od/smoking/a/osteoporosis.htm OMG!! It fits! Thank you soooooooo much! :) no problem

    asked by Caley