1. Chemistry

    A vessel of 9.49 L in volume contains 3.37 L of pure water at 25¡ÆC. A partial pressure of 4.73 atm of CO2 is quickly injected into the space above the water. Calculate the partial pressure of carbon dioxide remaining once the solution has become
  2. Physics

    The inner conductor of a coaxial cable has a radius of 0.900 mm, and the outer conductor's inside radius is 5.00 mm. The space between the conductors is filled with polyethylene, which has a dielectric constant of 2.30 and a dielectric strength of 18E6
  3. statistics

    A university has 1000 computers available for students to use. Each computer has a 250 gigabyte hard drive. The university wants to estimate the space occupied on the hard drives. A random sample of 100 computers showed a mean of 115 gigabytes used with a
  4. Chemistry

    A vessel of 9.49 L in volume contains 3.37 L of pure water at 25¡ÆC. A partial pressure of 4.73 atm of CO2 is quickly injected into the space above the water. Calculate the partial pressure of carbon dioxide remaining once the solution has become
  5. Accounting for Managers

    Question 11 of 20 5.0 Points Which of the following accurately describes a difference between job order and process costing systems? A. In job order costing systems, overhead costs are treated as product costs, whereas in process costing systems, overhead
  6. English

    Can you check if the following sentences are grammatically correct? Thank you very much for your invaluable help. 1.Septimus is not understood by his wife. 2.Clarissa and Septimus have both a weak personality OR …. both have 3.In the third kind of
  7. Science

    Using the periodic table and your knowledge of atomic structure. cobalt (Co) and nickel (Ni) have almost identical atomic mass numbers. Comparing the a typical nickel and cobalt atoms, which statement best describes the atoms? A) Nickel has one more
  8. Physical Science

    The acceleration due to gravity is about 10 m/s2 at the Earth's surface. What is the acceleration due to gravity for a person on the space station orbiting 200 miles above the Earth's surface?
  9. Physics - Second Law Question

    the space shuttle engines cause an upward force of 3 x 10 ^5 N to act on the shuttle. gravity pulls down on the shuttle with a force of 1.96 x 10^5 N. what is the net force on the shuttle? what is the direction of the net force?
  10. Statistics

    Events A, B, and C are defines on sample space S. Their corresponding sets of sample points do not intersect and their union is S. Further, event B is twice as likely to occur as event A, and event C is twice as likely to occur as event B. Determine the
  11. Physics

    A certain number of identical resistors are connected in series and their total resistance is measured. When the resistors are disconnected and re-connected in parallel, their total resistance drops to one-percent of the value measured when they were
  12. math

    p. 84 no.10 (from Solid Mensuration: Understanding the 3D Space book by Earnhart) Plane A which contains an isoceles right triangle forms a dihedral angle of 60 degrees with another plane B. If the hypotenuse of the triangle lies in plane B and measures 8
  13. Math

    p. 84 no.10 (from Solid Mensuration: Understanding the 3D Space book by Earnhart) Plane A which contains an isoceles right triangle forms a dihedral angle of 60 degrees with another plane B. If the hypotenuse of the triangle lies in plane B and measures 8
  14. essay help

    Jon, this is exactly the site you need to check... http://owl.english.purdue.edu/owl/resource/557/03/ I don't have to have a works cited page and all of that good stuff. I don't have that many pages to work with my instruction is just to cite the sources
  15. cost accounting

    Define variable, semi variable, fixed and semi fixed which is traditionally used in cost accounting. Define the above terms and subsequently describe the terms based on the business structure that is a car manufacturer introducing a new engine.
  16. physics

    A two-stage rocket moves in space at a constant velocity of +4890 m/s. The two stages are then separated by a small explosive charge placed between them. Immediately after the explosion the velocity of the 1380-kg upper stage is +5660 m/s. What is the
  17. physics

    A two-stage rocket moves in space at a constant velocity of +4660 m/s. The two stages are then separated by a small explosive charge placed between them. Immediately after the explosion the velocity of the 1240-kg upper stage is +5570 m/s. What is the
  18. Grammar -- subject-verb agreement

    "Susannah Wheatley, wife of slaveholder John wheatley, took great interest in Phillis's education, and it was (she/her) who taught Phillis how to read and write English." We're to choose the appropriate verb for the subject (Susannah Wheatley), but I'm
  19. science

    Which statement best describes Newton’s Law of Universal Gravitation? A.Large objects, like Earth and the Sun, attract other objects everywhere in the universe. B.Gravity is a kind of magnetic force between objects and Earth. C.Gravity is the result of
  20. Astronomy

    The Hubble Space Telescope orbits at an altitude of 600 km above the Earth's surface. Assuming it is in a stable circular orbit, what is its velocity? For reference, the Earth's radius is 6400 km and Earth's mass is 6 x 10^24 kg. The formula to solve for
  21. Chemistry

    What will happen to the number of moles of SO3 in equilibrium with SO2 and O2 in the following reaction in each of the following cases? 2 SO3(g) equilibrium reaction arrow 2 SO2(g) + O2(g) ΔH° = 197 kJ (a) Oxygen gas is removed. increase decrease
  22. MATH

    A light year is the distance that a light travels through a vacuum (space without matter) in one year. A light year is about 9.46 x 10^12km. The distance to the spiral galaxy NGC 4603 is about 1.08 x 10^8 light years. What is the distance in km?
  23. physics

    A charge of -8.9 µC is traveling at a speed of 7.8 106 m/s in a region of space where there is a magnetic field. The angle between the velocity of the charge and the field is 60°. A force of magnitude 4.0 10-3 N acts on the charge. What is the magnitude
  24. physics

    Somewhere between the Earth and the Moon, the gravitational pull exerted by these two bodies on a space pod would cancel. Is this location nearer the Earth or nearer the Moon? A) Nearer the Earth. B) Nearer the Moon. C) At the half-way point.
  25. math

    The Burbank Buy More store is going to make an order which will include at most 60 refrigerators. What is the maximum number of TVs which could also be delivered on the same 18-wheeler? Describe the restrictions this would add to the existing graph. The
  26. Sentence Agreement Errors

    What agreement error would this sentence be? One of the options concerning his future surgeries were discussed with him. Verb tense agreement error, subject/verb agreement error, pronoun agreement error, modifier placement error or parallel structure error
  27. Economics

    In 1997, the price of a particular basket of goods was $2,900. In 1998, the price of the same basket was $3,300. In 1996, the base year, the price of the basket was $2,500. (Hint: price index is price indexed to a base year.) A. Calculate price index for
  28. Informal Logic 103

    Write two arguments in English, one in the form of modus ponens and one in the form of modus tollens. Then, write the arguments in symbols using sentence letters and truth-functional connectives. (If your computer does not have all the symbols needed, use
  29. 6 th grade SS

    Can you check my answer What do you think the political and economic future of Cyprus will be like? The future of Cyprus will be a future governed by a new and different governmental and political structure. Like focusing on the economy instead of the
  30. Chemistry

    Explain, using collision theory, the effect of decreasing temperature on the rate of a chemical reaction. Explain, using collision theory, the effect of increasing concentration on the rate of a chemical reaction. Explain, using collision theory, the
  31. CHEMISTRY PLEASE HELP

    Write an isomer of structure for a), b) and c) and name them. *(N.B- ! rep. a bond) a) CH3 ! CH3-CH2-C-CH2-CH3 ! CH3 CH3 ! b) CH3-CH2-CH-CH-C(TRIPLE BOND)CH ! CH2 ! CH3 c) 3,3,4-trimethyl-1-pentene
  32. English

    These are the very last things. Thank you very, very much. 1) In Joyce’s story The Sisters Nannie brings a decanter of sherry and some wine-glasses and invites the protagonist to take a little glass of wine. 2) Briefly refer to the plot of Joyce's tale
  33. world history

    Which of the following statements is true of the Gulf of Tonkin affair? A. Johnson told Congress to pass the Gulf of Tonkin Resolution to let him expand the war. B. Congress was divided and only reluctantly passed the Gulf of Tonkin Resolution. C. The
  34. English

    Identify the gerund and gerund phrases in the following sentences. 1. A catamaran is a sailboat made by joining two separate hulls together. GP= joining two separate hulls together, G=joining 2. Leaving a little space between the two hulls is important.
  35. physics

    Columnist Dave Barry poked fun at the name "The Grand Cities" adopted by Grand Forks, North Dakota, and East Grand Forks, Minnesota. Residents of the prairie towns then named their next municipal building for him. At the Dave Barry Lift Station No. 16,
  36. criminal law

    I'm needing help understand this assignment on the last question comparing Courtroom Participants: Fiction versus Reality and the links given for fiction courtrooms has nothing to do with the show law and order to be able to compare with the reality courts
  37. FRENCHHHH

    conjugue les verbes a limparfait ou au passé compose guillame,quatorze ans,se rapelle son long sejour a l'hopital, quand il receivait la visite des animatuers de docteur clown,La premiere fois, j'ai cru(croire) qu'ils ______ (venir) d'une autre planete!
  38. Algebra 2

    A large asteroid crashed into a moon of a planet, causing several boulders from the moon to be propelled into space toward the planet. Astronomers were able to measure the speed of one of the projectiles. the distance (in feet) that the projectile traveled
  39. micro

    We assume that when a firm hires additional workers, the marginal physical product of labor will: 1. decrease because each worker now has less capital and other resources to work with. 2. decrease because the new workers are likely to be less able than the
  40. Physics

    At a time when mining asteroids has become feasible, astronauts have connected a line between their 3400 kg space tug and a 6000 kg asteroid. Using their ship's engine, they pull on the asteroid with a force of 490 N. Initially the tug and the asteroid are
  41. Effective Learning Environment

    Which of the following statements accurately reflects the role of texture in the early childhood environment? A. Textures can help to control noise and create space definition. B. It's important to have flat rather than textured surfaces because they're
  42. Anatomy

    Which statement is correct regarding thick filament structure? All the myosin molecules are arranged with their tails pointing away from the M line. The free myosin head has three globular protein subunits. It consists of a core of titin, forming a strand
  43. Social Studies 8

    "Various theories have been proposed to explain its origin and characteristics, focusing on an assortment of factors, including the social and civic peculiarities of Florence at this time including its political structure and the patronage of its dominant
  44. chemistry NMR helpppp

    really really need some help, been stuck on this for toooo long. Some Data: "A" triplet for 3H (2 neighbors) "B" quartet for 2H (3 neighbors) "C" singlet for 3H (no neighbors) "D" singlet for 2H (no neighbors) Alright here is what i have so far: im trying
  45. english

    sorry for posting it again i just need some help with proof read original thread display.cgi?id=1330379031 1. Water is the source of life. We all depend on it. Water is important, and we cannot survive a week without it. 2. Water should be free; it is a
  46. Physics

    A point charge q = -2.41 nC is initially at rest adjacent to the negative plate of a capacitor. The charge per unit area on the plates is 4.67 μC/m2 and the space between the plates is 6.53 mm. What is the potential difference between the plates? What
  47. physics

    A two staged rocket moves in space at a constant velocity of 4900m/s. The two stages are then separated by a small explosive charge between them. Immediately after the explosion the velocity of the 1200kg upper stage is 5700m/s in the same direction as
  48. business

    Rocky Mountain Tire Center sells 20,000 go cart tires per year. The ordering cost for each tire is $40, and the holding cost is 20% of the purchase price of the tires per year. The purchase price is $20 per tire if fewer than 500 tires are ordered, $18 per
  49. Honors Biology

    The inability of defensin to function in high-salt environments is at least partly responsible for the pathology of this disease. Imagine that you are the director of a biotech company that specializes in manufacturing human proteins by producing them in
  50. Honors Biology

    The inability of defensin to function in high-salt environments is at least partly responsible for the pathology of this disease. Imagine that you are the director of a biotech company that specializes in manufacturing human proteins by producing them in
  51. English

    1. The problem is so difficult that I cannot solve it. 2. The problem is too difficult for me to solve. 3. It is too difficult for me to solve the problem. (Are the three sentences the same? Do they come from the same structure? Can we omit 'that' in
  52. art appreciation

    3 pages Details: Discuss the importance of Roman construction, using the Phase Resources, as well as your text, finding examples of Roman engineering. The Romans took the arch, a rarely employed technique, and used it in buildings and bridges all over the
  53. Art Appreciation

    3 pages Details: Discuss the importance of Roman construction, using the Phase Resources, as well as your text, finding examples of Roman engineering. The Romans took the arch, a rarely employed technique, and used it in buildings and bridges all over the
  54. Java Programming cpt167

    SPECIFIC DIRECTIONS The cabin specifics: it’s still a simple rectangular structure, but now you’re only concerned with the walls—we’ll just forget about the ceiling for the rest of our planning exercises. You’ll still need to request the users
  55. math, algebra,graphs help

    THe directions state: (A)Complete the table, (B) describe the resulting graphs by identifying the vertex point, (C)the graph’s direction, (D) and any axis intercepts gleaned from the table or graph Problem #3 Equation : y = 2x^2 My answers: A) Table:
  56. French-for SraJMcGin.

    Thank you so much!!!! I'm really sorry that I could not post back a.s.a.p to all your posts.Thoses posts were SO Helpful! Don't worry about the links, because I have searched for it and it was brilliant! I don't have a problem with memorising the vocabs, I
  57. Chemistry

    Acid Question!? An unusual category of acids known as superacids, which are defined as any acid stronger than 100% sulfuric acid, can be prepared by seemingly simple reactions similar to the one below. In this example, the reaction of anhydrous HF with
  58. organic chemistry

    what is the correct structure for 2-ethyl-butane? Is this correct? CH3-CH2-CH2-CH3 Underneath the the first ch2 they should be ch3 underneath it/
  59. English

    I urgently need you to check this summary I wrote on "fiction". I'm sending it into two separate posts. Thank you very much, writeacher!! 1) The setting is the time and place in which the action of a book happens. The setting can reveal a great deal about
  60. Corporate Finance

    Suppose a company will issue new 5 year debt with a face value of $1000 and a coupon rate of 8 percent, paid annually.If the issuing price is $1080 and the tax rate is 40 percent.what is the after-tax cost of debt?If the expected rate of return of the
  61. Lang Arts

    Which of the following additional text features would best support the main idea of the seven wonders of the world story( its about the ancient wonders) A. a map showing the locations of the seven wonders of the modern world B. a graph that shows how much
  62. english

    i need help in forming my ideas into good sentences. i taken all these ideas from a movie that we watch from the class 1. Water is the source of life, we all depend on it,Water is important, We cannot survive a week without water 2. Water should be free,
  63. college

    unadjusted trail balance(December 31,2008)(Bed Bugs R Us Ltd): prepaid rent $8,000 rent expense $24,000 adjusting entry question: 4 months worth of prepaid rent had been purchased on September 1 2007 in an adjacent building to b used as thier office. The
  64. technology

    1. Science is the body of knowledge and methods produced by engineering. True False 2. Technology changes society. True False 3. Although engineers do not always complete the steps of design process in the same order which of the following is almost always
  65. physics

    Suppose a cylindrical habitat in space 7.70 km in diameter and 25.0 km long has been proposed. Such a habitat would have cities, land, and lakes on the inside surface and air and clouds in the center. They would all be held in place by rotation of the
  66. Physics

    I'm having some trouble with this question A 4200-kg rocket is traveling in outer space with a velocity of 120m/s toward the Sun. It needs to alter its course by 23 degrees, which can be done by shooting is rockets briefly in a direction perpendicular to
  67. geometry

    An architect needs to design a rectangular room with an area of 75 ft What dimensions should he use in order to minimize the perimeter? Round to the nearest hundredth, if necessary
  68. maths

    how do i slove this equation?? x ^2 – x = 0 First you can factor it. x(x-1) = 0 In order for their product to = 0, one of the two terms, x or x-1, must be 0. What does that leave you for the other possible value of x? I hope this helps. Thanks for
  69. physics

    In order to clearly read a book 16 cm away, a farsighted girl needs an image to be 36 cm from her eyes. What focal length is needed for the lens in her eyeglasses?
  70. Algebra

    Stuck with one more.. f(x)= -x^2 + 2x + 8 I found the vertex, and the axis, but am having trouble putting my x intercepts in order. I know the Y intercept, what is wrong with me? :-) Homework, eh, I'd rather be hiking..
  71. to ms.sue

    what do miners do in order to start mining. a go to a boom town b build flumess cstake a claim d find a grubstake i think its c.
  72. SCIENCE

    How do the types of electromagnetic radiation, including the colors of the visible spectrum, lineup in order of relative energy?? pleaz help
  73. Math

    Solve Mentally with conversion to decimals, no calculation of common denominators. Place the following in ascending order(smallest to largest) 1/4 8/9 7/10 9/21 7/16 2/3 2/47 5/6 3/4 3/5 1/13 1/8
  74. calculus

    Tom buys a rare stamp for $500. If the annual rate of inflation is 4%, how much should he ask when he sells it in 5 years in order to break even?
  75. chemistry

    A gaseous mixture at a constant temperature contains O2, CO2 and He. List the three gases in order of increasing average molecular speed. THANKS.
  76. math

    i already asked this question for how to divide (x^2 +2x) / 2x-1 i need to find the quoyient not how to simplify it. I need to use the quotient in order to graph an oblique asymptote. can it not be divided?
  77. Social Studies

    Describe with appropriate examples the methods Hitler used in order to achieve his foreign policy aims prior to 1938.
  78. physics

    Is this a trick question? In order to move a heavy object you must push against it with a larger force than it pushes on you. Is this true or false?
  79. college algebra

    How much should be deposited in an account paying 3.5% interest, compounded quarterly, in order to have a balance of $ 6,000after 17years and 3months?
  80. MATH

    GIVE ME AN EXAMPLE OF A MULTI-STEP NUMBER SENTENCE THAT INCLUDES EXPONENTS (THAT WOULD INVOLVE ORDER OF OPERATIONS AND INCLUDE AT LEAST THREE NUMBERS).
  81. History

    Can someone check this? The organizational patter of the Gettysburg Address is: A. problem and solution B. Compare and contrast C. Chronological D. Order of importance***
  82. adult education-English

    how do i attack a writing skill in order to persuade your supervisor to make changes to improve office productivity.
  83. adult education

    political cartoons in 1994 in south africa would most likely depict shackles being removed off a voter in order to express what?
  84. College Chemistry

    How fast must a 138 g baseball travel in order to have a de Broglie wavelength that is equal to that of an x-ray photon with = 100. pm?
  85. Chemistry

    The first order reaction has a rate constant of 3.0x10^-3 s^-1. The time required for the r eaction to be 75% complete is: 95.8s 201s 231s 462s 41.7s
  86. PED 121

    Question 3. 3. Lesson plans should be infused with local, state and national standards in order to support (Points : 1
  87. General Chem

    Describe in each case what you could add to the following aqueous solutions in order to separate one or more cations or anions in NaNO3 and Ba(NO3)2?
  88. statistics

    A mail order company has 8% success rate. If it mails advertisements to 600 people, find the probability of getting less than 40 sales.
  89. khumbula high school

    identify three study fields/career paths in order of preference and provide two reasons for each choice
  90. statistics

    if you know the names of the starting batters for a baseball team, what is the probability of randomly selecting a batting order that is used in the beginning of the game
  91. History Check

    Was Thomas Jefferson the person who said this: "We the people of the United States, in order to form a more perfect Union . . . " ? Just making sure
  92. science

    Why is visible light arranged into colors in order: red, orange, yellow, gree, blue, indigo, and violet?
  93. chemistry

    If the half-life of a first-order decomposition reaction is 24.2 minutes, how long will it take for 10.0 moles of the reactant to decompose so that only 2.5 mol remains?
  94. history

    The _______ damanded that Latin American countries keep their financial affairs on order or risk intervention by the United States
  95. Programming Languages- NEED HELP!!

    Create a program that determine the shipping cost for an order based on the following table: From $0.00 $20.00 $50.00 $75.00 To $19.99 $49.99 $79.99 $1000.00 Price $2.95 $3.95 $4.95 Free
  96. Statistics

    In order to critical values of t to be precisely correct for testing Ho: u1-u2=0 using small independent samples, we must assume a. ó1 = ó2 b. normality of populations c. u1 = u2 d. all of the above.
  97. physics

    A particular jet aircraft must reach a speed of 43 m/s in order to take-off. If the acceleration of the plane is 1329 m/s2, the minimum length of the runway is Answermeters
  98. chemistry

    Comper the size of the sodium,carbon(in the dextrose), nitrogen, and silver atoms.list them in order of smallest to largest.?
  99. Chemistry

    if from 10 moles NH3 and 5moles of H2SO4 all hte H-atoms are removed in order to from H2 gas, then find the no. of H2 molecules formed
  100. History

    (4 points) Identify Central issues - Explain why the Pilgrims' government came about and why its existence was important. Can I have some help. For example, how to start this essay, order it should be in, what i should use?