Questions Asked in December 2009

Most Popular Questions of December 2009

  1. Film review

    I have to write a review of a film I've seen and need help on what are the things I need to include and how long it should be. I googled it but I'm still confused and stuck.

    asked by Anonymous on December 14, 2009
  2. chemistry

    Aerosol cans have a label that warns the user not to use them above a certain temperature and not to dispose of them by incineration. Even an empty can contains residual gaseous propellant. For example, the residual pressure in a can is 1.36 atm when it is

    asked by Katie on December 6, 2009
  3. 12th Physics

    A 55 kg ice skater is at rest on a flat skating rink. A 198 N horizontal forceis needed to set the skater in motion.However, after the skater is inmotion, a horizontal force of 175 N keeps the skater moving at a constantvelocity. Find the coefficients of

    asked by Melissa on December 8, 2009
  4. math

    2. Mrs. young has her 18 students seated in a circle. They are evenly spaced and numbered in order. which student is directly opposite these three students? .student#1? .student#5? .student#18?

    asked by afo on December 4, 2009
  5. physics

    I really need help on D part of the following problem: A clever engineer designs a "sprong" that obeys the force law F subscript e = -q(x - x subscript e)^3, where x subscript e is the equilibrium position of the end of the sprong and q is the sprong

    asked by Ashley on December 1, 2009
  6. chemistry

    When combined with cupric ions (aq, 1M) which will produce the largest standard cell voltage? a. ) KMnO4(aq) b. ) MnO2(s) c. ) MnCl2(aq) d. ) Mn(s) im guessing its Mn(s)...but i don't know if im right can someone plz help me? :(

    asked by nigel s on December 4, 2009
  7. Chemistry

    Consider the following reaction: 2NiO (s)--> 2Ni(s) + 2O2 (g) If O2 is collected over water at 40.0 C and a total pressure of 752 mmHg, what volume of gas will be collected for the complete reaction of 25.67 g of NiO? I am struggling to set up this

    asked by Charlie on December 7, 2009
  8. Chemistry

    The titration of 25.0 mL of an unknown concentration H2SO4 solution requires 83.6 mL of 0.12 M LiOH solution. What is the concentration of the H2SO4 solution (in M)? A) 0.40 M B) 0.10 M C) 0.20 M D) 0.25 M E) 0.36 M The answer is supposedly C, but I got A.

    asked by Charlie on December 8, 2009
  9. physics

    Two rock climbers, Bill and Karen, use safety ropes of similar length. Karen's rope is more elastic, called a dynamic rope by climbers. Bill has a static rope, not recommended for safety purposes in pro climbing. Karen falls freely about 1.7 m and then the

    asked by k on December 12, 2009
  10. Physics 221

    A 20g particle is moving to the left at 30 m/s. How much net work must be done on the particle to cause it to move to the right at 30 m/s. The answer is 0J of work, and i understand the method of equations, but i don't understand the logic behind it.

    asked by K on December 8, 2009
  11. Calculus

    A man 2m tall walks away from a lamppost whose light is 5m above the ground. If he walks at a speed of 1.5m/s, at what rate is his shadow growing when he is 10m from the lamppost? I tried to draw a diagram, but I don't understand where the 5m is, the

    asked by sh on December 1, 2009
  12. chemistry

    Is Procion Red Dye a suitable model for chemistry lab?

    asked by donna on December 2, 2009
  13. physics please help :)

    a.the gravitational force between 2 electrons 1.00m apart is 5.42x10^-71 N. Find the mass of an electron. b.2 spherical balls are placed so their centres are 2.6m apart. The force between the balls is 2.75x10^-12N. What is the mass of each ball if one ball

    asked by Anonymous on December 8, 2009
  14. physics

    Animals in cold climates often depend on two layers of insulation: a layer of body fat [of thermal conductivity 0.200 W/mK] surrounded by a layer of air trapped inside fur or down. We can model a black bear (Ursus americanus) as a sphere 1.50 m in diameter

    asked by AE on December 2, 2009
  15. sat essay

    Is it necessary for us to find new solutions to problems? Many people may argue that we don¡¯t need to since we are already able to solve the problems. As far as I am concerned, we should always try to find new solutions to problems. New solutions enable

    asked by Mercedes on December 2, 2009
  16. Physics - Momentum

    A child in a boat throws a 5.60 kg package out horizontally with a speed of 10.0 m/s. Calculate the velocity of the boat immediately after, assuming it was initially at rest. The mass of the child is 22.0 kg and that of the boat is 55.0 kg.

    asked by DJ on December 9, 2009
  17. physics

    What will a spring scale read for the weight of a 50 kg woman in an elevator that moves as follows? (a) upward with constant speed of 3.0 m/s Enter a number.1 N (b) downward with constant speed of 3.0 m/s Enter a number.2 N (c) upward with acceleration of

    asked by kim on December 18, 2009
  18. chemistry

    When combined with cupric ions (aq, 1M) which will produce the largest standard cell voltage? (Use data from table 20.1, and Appendix D page A28-A29 in Petrucci) 1. ) Mn(s) 2. ) MnCl2(aq) 3. ) KMnO4(aq) 4. ) MnO2(s) the answer i got was MnCl2,,,,but im not

    asked by mandeep on December 1, 2009
  19. ap chemistry

    some reactions that are considered to be spontaneous at low temperatures will not proceed at a measurable rate or form any measurable quantity of products for several hours, days, or years. a. explain why this is. b. will the addition of a catalyst alter

    asked by Anonymous on December 5, 2009
  20. Calculus

    The minute hand of a clock is 6in long. Starting from noon, how fast is the area of the sector swept by the minute hand increasing in in^2/min at any instant?

    asked by Luis on December 14, 2009
  21. calculus

    A man launches his boat from point A on a bank of a straight river, 3 km wide, and wants to reach point B, 2 km downstream on the opposite bank, as quickly as possible. He could row his boat directly across the river to point C and then run to B, or he

    asked by Avilene on December 4, 2009
  22. 9th grade

    What does it take to win a Tug of War?

    asked by Jon on December 3, 2009
  23. math

    What happened when the crossword puzzle champion died?

    asked by Anonymous on December 16, 2009
  24. Chemistry

    Cyclopropane is converted to propene in a first-order process. The rate constant is 5.4 × 10-2 hr-1. If the initial concentration of cyclopropane is 0.150 M, what will its concentration be after 22.0 hours?

    asked by Ericka on December 10, 2009
  25. math/geometry

    complete the statements: To find the length of the hypotenuse of a 45-45-90 triangle, multiply the length of one of the legs by:? Could the answer be .5??? to find the length of the shorter leg of a 30-60-90 triangle, multiply the length of the longer leg

    asked by Lauren on December 5, 2009
  26. chemistry

    When combined with cupric ions (aq, 1M) which will produce the largest standard cell voltage? (Use data from table 20.1, and Appendix D page A28-A29 in Petrucci) 1. ) Mn(s) 2. ) MnCl2(aq) 3. ) KMnO4(aq) 4. ) MnO2(s) the answer i got was MnO2,,,,but im not

    asked by mandeep on December 2, 2009
  27. chemistry

    what is the color changes if FeCl3 added with pure aspirin?

    asked by ida on December 18, 2009
  28. physics

    A 1.5 kg box moves back and forth on a horizontal frictionless surface between two springs.? The box is initially compressed against the stronger spring, K=32 N/cm, 4.0 cm and released from rest. The smaller box is K=16 N/cm. A) By how much will the box

    asked by mary ann on December 14, 2009
  29. fibers and fabrics

    Which one of the following is the most complete and accurate definition of fiber? A. A stringy substance from plants B. The hair of an animal C. Man-made threads and yarns D. Basic raw material from which fabric is made 2. An example of a natural fiber is

    asked by marissa on December 2, 2009
  30. physic

    The amplitude of an oscillator decreases to 36.2% of its initial value in 20.5 s. What is the value of the time constant?

    asked by elena on December 5, 2009
  31. Physics

    A shopper pushes a cart 40 m south down one aisle and then turns 90.0° west and moves 18 m. He then makes another 90.0° turn and moves 17 m What is the largest possible displacement of the shopper? couterclockwise west What is the smallest possible

    asked by Trisha on December 20, 2009
  32. Physics

    A ball of mass m makes a head-on elastic collision with a second ball (at rest) and rebounds with a speed equal to one-fourth its original speed. What is the mass of the second ball?

    asked by Eric on December 10, 2009
  33. Literature

    'What is the tone of the poem El Olvido? Describe the speaker's attitude towards the subject and support your description by commenting on word choice and rhythm.' This is what i got: The tone of the poem 'El Olvido' is very solemn as the speaker describes

    asked by mysterychicken on December 8, 2009
  34. physics

    A sealed tank containing seawater to a height of 11.0 m also contains air above the water at a gauge pressure of 3.00 atm. Water flows out from the bottom though a small hole. Calculate the speed with which the water comes out of the tank. I believe this

    asked by Sarah on December 8, 2009
  35. AP U.S. HIstory

    What bias did the FOunding Fathers demonstrate in their procedure for electing senators?

    asked by Ashley on December 8, 2009
  36. chem

    . What effect would vapor condensation in the neck of the 15-mL Beral-type pipets have on the reported molar mass? How large an error might this introduce?

    asked by 3 on December 18, 2009
  37. orgenic chemistry

    Aqueous sodium bicarbonate was used to wash the crude n-butyl bromide. What was the purpose of this wash? Give equations. Why would it be undesirable to wash the crude halide with aqueous sodium hydroxide?

    asked by priyanka on December 1, 2009
  38. physics

    A boy reaches out of a window and tosses a ball straight up with a speed of 15 m/s. The ball is 20 m above the ground as he releases it. Use energy to find the following.

    asked by nicole on December 1, 2009
  39. physics

    A 65 kg diver jumps off of a 10.0 m tower. a. Find the diver's velocity when he hits the water. b. The diver comes to a stop 2.0 m below the surface. Find the net force exerted by the water. Ok, im a little confused about this problem. We knoe the mass of

    asked by Heart on December 23, 2009
  40. math

    I'm asked to find the circumference of a circle to the nearest tenth and the area of the same circle to the nearest hundredth. The circle has a diameter of 30 and a radius of 15. I got a circumference of 94.2 and an area of 188.48cm2 with these formulas:

    asked by jon on December 16, 2009
  41. science

    benzene has a heat of vaporization of 30.72kj/mol and a normal boiling point of 80.1c. at what temperature does benzene boil when the external pressure is 445 torr

    asked by Bryan on December 2, 2009
  42. Chemistry

    Uranium-235 can be separated from U-238 by fluorinating the uranium to form UF6 (which is a gas) and then taking advantage of the different rates of effusion and diffusion for compounds containing the two isotopes. Calculate the ratio of effusion rates for

    asked by Charlie on December 7, 2009
  43. physics =)

    A 0.200 kg plastic ball moves with a velocity of 0.30 m/s. It collides with a second plastic ball of mass 0.100 kg, which is moving along the same line at a speed of 0.10 m/s. After the collision, both balls continue moving in the same, original direction.

    asked by Heart on December 25, 2009
  44. Mathematics

    When two balanced dice are rolled, 36 equally likely outcomes are possible as shown below. (1, 1) (1, 2) (1, 3) (1, 4) (1, 5) (1, 6) (2, 1) (2, 2) (2, 3) (2, 4) (2, 5) (2, 6) (3, 1) (3, 2) (3, 3) (3, 4) (3, 5) (3, 6) (4, 1) (4, 2) (4, 3) (4, 4) (4, 5) (4,

    asked by Jamie on December 5, 2009
  45. French

    I have to write a pagraph in the passé composé explaining what happened yesterday or last week. I have to write at least 8 sentences in correct French. Can you check it and see if all my sentences are correct. Je suis allé à l'église hier. Après la

    asked by Keyanna on December 14, 2009
  46. French

    Could you please check and correct this for any spelling or grammar problems. Thanks! PAST 1.Quand j'étais jeune, j'ai eu des cheveux blonds. 2.Ma soeur, Marissa, et moi avons joué ensemble tout le temps. 3.J'ai sucé mon pouce. 4.J'ai porté une

    asked by Beth on December 21, 2009
  47. Chemistry

    When using a limited quantity of oxygen to react with propane (C3H8), this will result in producing carbon monoxide (CO) and carbon dioxide (CO2) gases. If 25% of 128 g of propane used in such process is converted into CO and the rest into CO2, calculate:

    asked by help mallory on December 5, 2009
  48. physics

    A small 5.00kg brick is released from rest 2.00m above a horizontal seesaw on a fulcrum at its center, as shown in the figure below . (radius of horizontal seesaw is 1.6m) a.)Find the angular momentum of this brick about a horizontal axis through the

    asked by Anonymous on December 15, 2009
  49. statistics

    focus groups of 11 ppl are randomly selected to discuss products of the yummy company .it is determined that the mean number (per group)Who recognize the yummy brand name is 7.8,and the deviation is 0.97.would it be unusual to select 11 people and find

    asked by AILY on December 5, 2009
  50. chemsitry

    hi I need help with this question please. 1. consider the decomposition of N2O5 in carbon tetrachloride(ccl4) at 45c 2N2O5(soln)-> 4NO2(g)+ O2(g) The reacion is first order in N2O5, with the specific rate constant 6.08*10^-4 per second.calculate the

    asked by hrithik on December 8, 2009
  51. Physics

    Overall 80 % of the energy used by the body must be eliminated as excess thermal energy and needs to be dissipated. The mechanisms of elimination are radiation, evaporation of sweat (2430 kJ/kg), evaporation from the lungs (38 kJ/h), conduction, and

    asked by Vico on December 3, 2009
  52. Chemistry

    5 liters of Butane gas (C4H10) is reacted with plenty of oxygen at 27 oC and 1 atm to produce carbon dioxide and water vapor. Calculate the following: 1- The volume of CO2 produced at 1 atm and 400 oC. 2- The mass of H2O vapor produced. 3- The mol % of the

    asked by Steve on December 4, 2009
  53. Math

    There is a bowl of fruit on the table. There are twice as many apples as pears and one more orange than apples. Eight pieces are either oranges or bananas. There are 3 bananas. How many pears are there in the bowl? Thanks

    asked by fko on December 13, 2009
  54. Physics

    A football is kicked at 45 degrees and travels 82 meters before hitting the ground. A) What was its initial velocity? B) How long was it in the air? C) How high did it go?

    asked by Jordan on December 9, 2009
  55. physics

    The amplitude of an oscillator decreases to 69.0% of its initial value in 15.5s. a) What is the value of the time constant?

    asked by kelly on December 1, 2009
  56. physics

    A softball of mass 0.220 kg that is moving with a speed of 6.5 m/s (in the positive direction) collides head-on and elastically with another ball initially at rest. Afterward it is found that the incoming ball has bounced backward with a speed of 4.8 m/s.

    asked by Shane on December 9, 2009
  57. Math

    The Maximum Garden Problem. A farmer has 230 ft of fence to enclose a rectangular garden. What is the largest garden area that can be enclosed with the 230 ft of fence?

    asked by Anna on December 20, 2009
  58. Physics

    Wine bottles are never completely filled: a small volume of air is left in the glass bottle's cylindrically shaped neck (inner diameter d = 18.5mm) to allow for wine's fairly large coefficient of thermal expansion. The distance H between the surface of the

    asked by Britney on December 11, 2009
  59. physics

    The speed limit in a school zone is 40.0 km/hr. A driver traveling at this speed sees a child run into the road 14 m ahead of the car. The driver applies the brakes and the car slows at a uniform rate of 8.3 m/s^2. If the driver's reaction time is 0.27

    asked by kimmy on December 2, 2009
  60. 10th grade

    An unsaturated solution is made by completely dissolving 20.0 grams of NaNO3 in 100.0 grams of water at 20.0°C. (the gram formula mass=85.0 grams per mole) Determine the minimum mass of NaNO3 that must be added to this unsaturated solution to make a

    asked by R on December 25, 2009
  61. english

    Did you like “Usher”? How successful was Poe’s use of Gothic devices in creating an atmosphere of dread?

    asked by joe on December 7, 2009
  62. arithmetic

    i need help solving this problem: 2.75+.003+.158?

    asked by betsy on December 18, 2009
  63. physics

    0.75 mol of argon gas is admitted to an evacuated 40 cm^{3} container at 40 C. The gas then undergoes an isochoric heating to a temperature of 500 C.

    asked by ana on December 11, 2009
  64. physics - please help

    A golf ball of mass 0.045 kg is hit off the tee at a speed of 48 m/s. The golf club was in contact with the ball for 5.4 10-3 s. (a) Find the magnitude of the impulse imparted to the golf ball. (b) Find the magnitude of the average force exerted on the

    asked by Anonymous on December 9, 2009
  65. physics

    a tight rope walker drops a coin from a height of 3150m above the ground how high is it when it is traveling at 60m/s

    asked by bandit on December 17, 2009
  66. physics

    Planet Z is 1.00×10^4 km in diameter. The free-fall acceleration on Planet Z is 10.0 m/s^2. a)What is the mass of Planet Z? b)What is the free-fall acceleration 9000 km above Planet Z's north pole?

    asked by kelly on December 1, 2009
  67. physic

    A sensitive gravimeter at a mountain observatory finds that the free-fall acceleration is 7.00×10^-3 m/s^2 less than that at sea level. What is the observatory's altitude?

    asked by peggy on December 4, 2009
  68. Physics

    What is the y-component of a 95.3-N force that is exerted at 57.1 degrees to the horizontal?

    asked by Anonymous on December 15, 2009
  69. physics

    A 10 g particle has the potential energy shown in a graph with the y-axis label U(J) and the x axis is labeled in cm. There is a diagonal line from 4 J down to 1 cm and the line levels out on the x axis to 3 cm and rises again to a height of 2 J at 5 cm

    asked by Ashley on December 2, 2009
  70. Physics- PLEASE!!

    A U-shaped tube is filled mostly with water, but some vegetable oil has been added to both sides of the U tube. On the right side of the tube, the depth of oil is 5.00 cm . On the left side of the tube, the depth of the oil is 2.30 cm. The density of the

    asked by Jim on December 4, 2009
  71. english

    can you help me unscramble these words. cocutokiteer fslanokew muchosiric

    asked by gene on December 16, 2009
  72. Lattice Energy

    Arrange the following substances in order of decreasing magnitude of lattice energy. KCl NaF SrO BaO

    asked by Kyle on December 5, 2009
  73. physics

    A soccer ball kicked with a force of 13.5 N accelerates at 6.5 m/s2 to theright.What is the mass of the ball

    asked by Melissa on December 2, 2009
  74. college/microeconomics

    The following table indicates the prices various buyers are willing to pay for a Miata sports car: Buyer A Maximum price $50,000 Buyer B Maximum price $40,000 Buyer C Maximum price $30,000 Buyer D Maximum price $20,000 Buyer E Maximum price $10,000 The

    asked by Lorie on December 6, 2009
  75. Managerial Economics

    As a VP of sales for a rapidly growing company, you are grappling with the question of expanding the size of your direct sales force (from its current level of 60 national salespeople). You are considering hiring from 5 to 10 additional personnel. How

    asked by BJ on December 20, 2009
  76. physics

    A farsighted man has a near point of 50 cm. What power lens should he use as a magnifier to see clearly at a distance of 15cm without wearing his glasses?

    asked by josh on December 9, 2009
  77. Literature

    El Olvido: It is a dangerous thing to forget the climate of your birthplace, to choke out the voices of dead relatives when in dreams they call you by your secret name. It is dangerous to spurn the clothes you were born to wear for the sake of fashion;

    asked by mysterychicken on December 6, 2009
  78. Org. Chem.

    Experiment= synthesis of n-butyl bromide, using n-butyl alcohol, NaBr, H2SO4. A) An ether and an alkene are formed as by-products in this reaction. Draw the structures of these by-products and give mechanisms for their formation. I believe the two products

    asked by CMM on December 1, 2009
  79. Socials

    What effect did the highland clearances and the Irish potato famine have on canada? What effect did the highland clearances and the Irish potato famine have on canada? The highland clearances and the Irish potato famine had an overwhelming effect on

    asked by Sara on December 1, 2009
  80. physics

    A chair of weight 150 lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of = 36.0 directed at an angle of 40.0 below the horizontal and the chair slides along the floor.Using Newton's laws, calculate , the

    asked by jj on December 14, 2009
  81. Straight-line Depreciation

    Please how do i calculate this problem. An asset was purchased for $150,000. It had an estimated salvage value of $30,000 and an estimated useful life of 10 years. After 5 years of use, the estimated salvage value is revised to $24,000 but the estimated

    asked by Peaches on December 3, 2009
  82. trig

    Rewrite cos4x as an equivalent expression that does not contain powers of trigonometric functions greater than 1.

    asked by Steve on December 16, 2009
  83. math

    When a coin is tossed four times, sixteen equally likely outcomes are possible as shown below: HHHH HHHT HHTH HHTT HTHH HTHT HTTH HTTT THHH THHT THTH THTT TTHH TTHT TTTH TTTT Let X denote the total number of tails obtained in the four tosses. Find the

    asked by Elizabeth on December 5, 2009
  84. physics

    . A small statue in the shape of a falcon has a weight of 24.1 N. The owner of the statue claims it is made of solid gold.When the statue is completely submerged in a container brimful of water, the weight of the water that spills over the top and into a

    asked by Nathan on December 13, 2009
  85. english

    I am working on a crossword puzzle involvin northern climes and the question I have is, what is the foreclosure of academic studies (sometimes associated with a blizzard). The word or phrase is 14 letters long and the 5th letter is and o the 8th letter is

    asked by none on December 26, 2009
  86. Math-Statistics

    For a standard normal curve, find the z-score that separates the bottom 90% from the top 10%.

    asked by jason on December 9, 2009
  87. physics =)

    A race car has a mass of 710 kg. It starts from rest and travels 40.0 m in 3.0 s. The car is uniformly accelerated during the entire time. What net force is exerted on it?

    asked by Heart on December 23, 2009
  88. physics

    A chair of weight 150 lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of = 36.0 directed at an angle of 40.0 below the horizontal and the chair slides along the floor.Using Newton's laws, calculate , the

    asked by jj on December 14, 2009
  89. phys.

    the shortest and longest wavelength series in singly ionized helium is 22.8nm and 30.4nm . Are they right? How many orders we can see between the angles range observations 30 and 90 in the Balmer's series?

    asked by bun on December 8, 2009
  90. physics

    A sensitive gravimeter at a mountian observatory finds that the free-fall acceleration is 6.00 X 10^3 m/s^2 less than that at sea level. What is the observatory's altitude?

    asked by kelly on December 1, 2009
  91. Physics

    A race car can be slowed with a constant acceleration of -11 m/s^2 a. If the car is going 55 m/s, how many meters will it travel before it stops? b. How many meters will it take to stop a car going twice as fast? I know you use the equation d = Vit +1/2

    asked by Priscilla on December 26, 2009
  92. math grade 10 math

    A map shows a main gas pipeline running straight from A(45,60) to B(65,40) a) Is the point C(63,54) on the branch pipeline? Explain your reasoning b) What is the shortest route for connecting point C to the main pipeline.Explain **OMGGGG PLZZZ HELPPP,

    asked by alyssa on December 23, 2009
  93. physics

    a spring has a 2.000x10^3 N/m spring constant. how do you find the mass that will make it oscillate 5.0 times per second? 10.0 times per second?

    asked by abbigail on December 3, 2009
  94. Business

    The monthly salaries of a sample of 100 employees were rounded to the nearest ten dollars. They ranged from a low of $1,040 to a high of $1,720. If we want to condense the data into seven classes, what is the most convenient class interval? A. $50 B. $100

    asked by Tykrane on December 13, 2009
  95. Physics

    On a frozen pond, a person kicks a 10.0 kg sled, giving it an initial speed of 12.2 m/s. How far does the sled move if the coefficient of kinetic friction between the sled and the ice is .10?

    asked by Nicole on December 11, 2009
  96. Managerial Economics

    A television station is considering the sale of promotional DVDs. It can have the DVDs produced by one of two suppliers. Supplier A will charge the station a set-up fee of $1200 plus $2 for each DVD; supplier B has no set-up fee and will charge $4 per DVD.

    asked by BJ on December 19, 2009
  97. chemistry

    A buffer is made by adding 0.300 mol HC2H3O2 and 0.300 mol NaC2H3O2 to enough water to make 1.00 L of solution. The pH of the buffer is 4.74 . Calculate the pH of this solution after 0.020 mol of NaOH is added.

    asked by Ericka on December 10, 2009
  98. Science

    1. Which one of the following frequencies of a wave in the air can be heard as an audible sound by the human ear? A. 0.10 Hz B. 10 Hz C. 1,000 Hz (my Answer) D. 100,000 Hz 2. If two waves with equal amplitudes and wavelengths travel through a medium in

    asked by Ari on December 9, 2009
  99. Literature

    'A symbol is a person, place, or thing, or an event that stands for itself and for something beyond itself as well. What do you think the abalone shells symbolize or represent? Consider how the narrator describes the outside of the shell as well as the

    asked by mysterychicken on December 18, 2009
  100. Physics

    A 1.80-cm-thick wood floor covers a 4.0 m times 5.5 m room. The subfloor on which the flooring sits is at a temperature of 16.1C, while the air in the room is at 19.2 C. What is the rate of heat conduction through the floor? Use 0.200 W/m* K for the

    asked by Ana on December 3, 2009