Questions Asked on
July 3, 2013

  1. math

    what is the volume of a right rectangular prism has a square base with sides that are 4 meters in length. the height of the prism is 10 meters?

    asked by Anonymous
  2. Python Help

    # Cis108 07/03/2014 # The PCCC Palace Hotel - Final Bill # To write a bill per party regarding there stay at the Palace Hotel including there billing invoice # Ask the user there name and number of days they will be staying in the Palace customer = input

    asked by Matthew
  3. PHYSICS

    How much heat must be added to 1.0 kg of iron to raise its temperature from 20°C to 95°C? (ciron = 0.11 cal/g•°C)

    asked by CHELSEA
  4. chemistry

    If 21.0 L of gas is held at a pressure of 7.80 atm and a temperature of 900.0 K, what will be the volume of the gas if the pressure is decreased to 4.50 atm and temperature decreased to 750.0 K?

    asked by madison
  5. chemistry

    A gas has a pressure of 0.370 atm at 50.0 °C. What is the pressure at 22 °C, assuming volume remains constant?

    asked by madison
  6. chemistry

    A balloon at 32 °C is filled with 21 L of air. What would its volume be at a temperature of 52 °C, assuming pressure remains constant?

    asked by madison
  7. chemistry

    A gas occupies 560.0 mL at 285 K. To what temperature must the gas be lowered if it is to occupy 250.0 mL? Assume that the pressure remains constant.

    asked by madison
  8. math

    A kayaker paddles across a river at a constant speed of 4 miles per hour and a bearing of N 60 degrees E. Which current vector results in the kayaker's actual speed being 5.9 miles per hour and the kayakers actual direction being N 70 degrees E.

    asked by Daniel
  9. phy

    a 0.5kg piece of metal (c=600j/kg/k) at 300c is dumped into a large pool of water at 20c. assuming the change in temperature of water to be negligible,calculate the overall change in entropy for the system (a)85.5j/k(b) 67.4j/k(c) 122.3j/k

    asked by ikye
  10. phy

    (Q1)determine the quantity of heatconducted in 30min through an iron plate2.0cm thick and 0.10m2 in area if the temperature of the two sides are 0c and 20c.the coefficent of thermal conductivity is 50.4j/smc (a)91000000j(b)23000000j(c)41000000j(d)33000000j

    asked by ikye
  11. phy

    (Q1)calculate the electric power which must be supplied to the filament of a light bulb operating at 3000k. the total surface area of the filament is 0.000008m2 and iits emissivity is 0.92.(a)20.3w (b)33.8w(c)46.4w(d)56.7w (Q2) calculate the change in

    asked by kate
  12. general science

    how to explain how the mass of a rock could be found

    asked by brandy
  13. phy

    (Q1)A wire of cross- sectional area of 0.00006m2 and length 50cm stretches by 0.2mm under a load of 3000n.Calculate the Young's modulus for the wire (a)80000000000Nm-2(b)125000000000Nm-2(c)25000000000Nm-2(d)5000000000Nm-2 (Q2)a square plate of side 10cm is

    asked by kate
  14. phy

    (Q1)the temperature at which the tungsten filament of a 12v and 36w lamp operates is 1730c.If the temperature coefficient of resistance of tungsten is 0.006/k, find the resistance of the lamp at room temperature of 20c

    asked by kate
  15. phy

    (Q1)A gas occupies a certain volume at 27c.If it is heated at constant pressure, its volume is exactly doubled at a temperature of. (a)54c(b)219c(c)327c(d)600c (Q2)If the specific heat capacity of water initially is4.2000/kg/k and the difference in

    asked by kate
  16. Chemistry

    You prepare a solution by dissolving 58.5g of LiCL in 250ml of solution. If the solution is further diluted by having a total volume of 750ml, what is the concentration of the final solution?

    asked by Junny
  17. English

    1. He dug at the river bottom. 2. He dug the river bottom. (Which one is correct?) 3. Hippo dived into the river, but he hit the water too hard. (What other expressions can we use instead of 'hard'?) 4. Hippo dug and dug. 5. Hippo kept digging. 6. Hippo

    asked by rfvv
  18. Math

    121/11(6+5)

    asked by Babu
  19. parellel

    Lots of my friends think that Prince's music is old, but I think it's not only excellent but also an innovation.

    asked by Anonymous
  20. Calculus

    How would I use the chain rule here for x^2+y^2=z^2 but still have my answer in equation form?

    asked by Emma
  21. chemistry

    If chlorine gas is bubbled through an aqueous solution of sodium iodide, the result is elemental iodine and aqueous sodium chloride solution. What kind of reaction took place?

    asked by LDonta
  22. math

    Compute the amount of compound interest earned in 1 year for an investment of $1,000,000 with a nominal interest rate of 8% compounded quarterly

    asked by Anonymous
  23. math

    What is the present value of $73,000 in 11 years if the interest rate is 8% compounded semiannually

    asked by Anonymous
  24. PSY/315

    For the following scores, find the (a) mean, (b) median, (c) sum of squared deviations, (d) variance, and (e) standard deviation: 2, 2, 0, 5, 1, 4, 1, 3, 0, 0, 1, 4, 4, 0, 1, 4, 3, 4, 2, 1, 0

    asked by Anonymous
  25. graduate statistics

    A nursing professor was curious as to whether the students in a very large class she was teaching who turned in their tests first scored differently from the overall mean on the test. The overall mean score on the test was 75 with a standard deviation of

    asked by Anonymous
  26. graduate statistics

    Do children from lower socioeconomic status (SES) neighborhoods have lower than average test-taking skills? A researcher administered a standard measure of test-taking skills to a randomly chosen child from a low SES neighborhood and found him to have a

    asked by Anonymous
  27. graduate statistics

    Does computer-assisted instruction help community college health students with reading difficulties to learn reading skills at a faster than normal rate? A researcher arranged for one of these students to have access to a set of computer-learning programs

    asked by Anonymous
  28. math

    calculate the compound amount after 5 years for an investment of $7,700 at 6% interest compounded quarterly

    asked by Anonymous
  29. Please help with Calc problem??

    The angle of elevation of the camera has to change at the correct rate in order to keep the rocket in sight. Also the mechanism for focusing the camera has to take into account the increasing distance from the camera to the rising rocket. Let's assume the

    asked by Robin
  30. trig, math

    A 175-pound force and a 230-pound force are acting on the same point in directions that differ by 42°. What is the angle that the resultant makes with the 175-pound force?

    asked by John
  31. math

    A storage unit in the shape of a rectangular prism has a volume of 72 ft3. The area of the base of the unit is 18 ft2. What is the volume of a similar unit whose height is 8 ft?

    asked by Anonymous
  32. math

    A storage unit in the shape of a rectangular prism has a volume of 72 ft3. The area of the base of the unit is 18 ft2. What is the volume of a similar unit whose height is 8 ft?

    asked by Anonymous
  33. trig, math

    Given triangle ABC with a = 16, b = 14, and β = 54°, find the value of c.

    asked by Matthew
  34. CHEMISTRY

    *Specific Gravity A cylinder of plastic is 100 mm long and 50 mm in diameter. It has a mass of 1 kg. Determine its specific gravity and indicate whether it would float or sink in water . PLLEEEEEEEEEEEASE

    asked by Myka
  35. Physics

    The ultimate strength of a steel rod is 600.000MPa. if the factor of safety 3.000 is required, what is the maximum permissible load for the rod if it has a diameter of 6.000cm? ANS = kN (Round to 3 decimal place) Ultimate strength = 600.000MPa =

    asked by Danny
  36. Physics

    1) Calculate the tensile stress in a 33.000mm diameter rod subjected to a pull of 30.000kN. ANS= MPa (Round to 3 decimal places) Diameter = 33.000mm = 0.033m 30.000kN = 30000N Area = pi*d^2/4 = 3.1416 * 0.033^2/ 4 = 3.1416 *0.001089/ 4 = 0.0034212024/ 4 =

    asked by Danny
  37. business

    What suggestions would you offer a new employee to help them effectively communicate in your workplace when meeting face-to-face, sending an e-mail, and during a meeting?

    asked by renee
  38. statistics

    A new medication has been created to treat osteo-arthritis inflammation and pain. Doctors prescribing the drug claim that the drug is not as effective for women as men since women taking the medication have higher pain levels than men. The pharmaceutical

    asked by Katelyn
  39. chemistry

    If 13.75 g of Iron (III) nitrate react with an excess of ammonium sulfide, how many grams of iron(III) sulfide are produced?

    asked by Adelle
  40. anonymous

    Find the area of a square with a diagonal of 8 cm.

    asked by Anonymous
  41. math

    Plywood is sold in rectangle sheets 4 feet wide and 8 feet long. How many 4x8 sheets of plywood are needed to completely cover a rectangle shaped floor measuring 16 feet by 12 feet.

    asked by sonja
  42. element of chemical engineering

    the specific internal energy of a fluid is 200 cal/g .if the fluid leaves a system at a flow rate of 5 g/min ,at what rate does it transport internal energy out of the system?

    asked by mousumi
  43. science

    1) Create an APA reference for this publication as one would find in the reference page Article Title: Truly, Madly, Depp-ly Author: Frank DeCaro, Bill Evans, Tom Black, Rachel McGill, Ed Strong, Sue Koch, Mark Thomas, Rachel Dew, and Gary Edwards.

    asked by khar123
  44. Physics/Mechanics

    HW8_1: CANTILEVERED BEAM WITH TAPERED SQUARE CROSS SECTION A cantilevered beam of length L has a square cross section of side length linearly varying from hA at the free end to hB=3hA, at the fixed support. A concentrated load, P, is applied at the free

    asked by MAN
  45. science

    Create an APA reference for this chapter of the publication as one would find in the APA reference page (2 marks): Title of book: SUPERHEROES ON EARTH Pages in book: 1-250 Chapter Title: SECRET IDENTITES Pages of chapter: 45-67 Author: BRUCE WAYNE AND

    asked by khar123
  46. MIT 2.01X

    HW8_1: CANTILEVERED BEAM WITH TAPERED SQUARE CROSS SECTION A cantilevered beam of length L has a square cross section of side length linearly varying from hA at the free end to hB=3hA, at the fixed support. A concentrated load, P, is applied at the free

    asked by Dude
  47. Physics

    HW8_1: CANTILEVERED BEAM WITH TAPERED SQUARE CROSS SECTION A cantilevered beam of length L has a square cross section of side length linearly varying from hA at the free end to hB=3hA, at the fixed support. A concentrated load, P, is applied at the free

    asked by Uncle SAM
  48. MAT LAB

    HW8_1: CANTILEVERED BEAM WITH TAPERED SQUARE CROSS SECTION A cantilevered beam of length L has a square cross section of side length linearly varying from hA at the free end to hB=3hA, at the fixed support. A concentrated load, P, is applied at the free

    asked by AMK
  49. science

    Make a standard table with this data Table Number: 1 Table Title: Differences in Content for Male and Female Dreams Data: Male Friendliness 15 Female Friendliness 25 Male Aggression 40 Female Aggression 15

    asked by khar123
  50. science

    Why do we want students to learn APA 6th edition formatting?

    asked by khar123
  51. Health

    How can I answer this question: Is my life balanced? Thanks :)

    asked by Maya
  52. Eng

    Which suffix or prefix is pejorative? A. -ion B. -ate C. dis- D. ad- Answer is C

    asked by Jen
  53. math

    What would be the compound amount after 19 years on an investment of $42,000 with an 11% interest rate compounded annually

    asked by Anonymous
  54. Physics

    A uniform bar 1.000 meters in length and having a cross sectional area of 10.000cm^2 is subjected to a loading of 5750.000 Newtons. This load causes an extension to the bar length of 2.740mm. Calculate the stress and the strain produced. ANS 1 = kPa (Round

    asked by Danny
  55. math

    To determine the compound amount of an investment of $10,000 with an interest rate of 6% compounded monthly after 4 years requires you to use a table factor that goes beyond the Compound Interest Table. Calculate the new table factor for this investment

    asked by Anonymous
  56. Functions

    Let f(x)=x*f(x-1)+f(x-2). If f(0)=24 and f(1)=42 what is f(1000)?

    asked by Fun
  57. math

    Ellen wishes to mix candy worth $1.64 per pound with candy worth $3.46 per pound to form 20 pounds of mixture worth $3.00 per pound. How many pounds of the more expensive candy should she use?

    asked by Monica
  58. algebra1 HELP PLEASE

    Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 50 square feet. Use the formula for the surface area of a sphere: to find the radius of the pinata. Round your answer to the nearest hundredth. _____ feet

    asked by lisa
  59. Algebra1 HELP PLEASE

    (x + 4)(x - 3) = -10?

    asked by lisa
  60. Algebra1 HELP PLEASE

    The solutions to a quadratic equation are -1 and 7. What is the equation of its axis of symmetry?

    asked by lisa
  61. Chemisty Please Help

    The instructions are, Write Lewis structures that obey the octet rule for the following species. (Assign atomic charges where appropriate.) 1) XeO4 2) CIO^-4 3) PO4^-3 Would I just draw them in a different way or just the regular Lewis Structure?

    asked by Mary
  62. Science

    If you were a pharmaceutical researcher, why would you want to learn the three dimensional shapes of naturally occurring signaling molecules?

    asked by Anon
  63. algebra1 HELP PLEASE

    Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 50 square feet. Use the formula for the surface area of a sphere: s=4(pi)^2 to find the radius of the pinata. Round your answer to the nearest hundredth. _____ feet

    asked by lisa
  64. Physics

    A steel bar has a rectangular cross section measuring 1.000cm by 2.900cm and is 8.700m in length. A load of 189000.00N causes the bar to extend 1.500mm. Calculate the stress and strain produced. ANS 1 = kPa (3 decimal places) ANS 2 = (6 decimal places)

    asked by Danny
  65. biology

    An example of assimilation is the: a. synthesis of carbon b. synthesis of proteins c. hydrolysis of water d. hydrolysis of oxygen I think it is B or C but I am not sure. help please

    asked by kaye
  66. algebra1please look over THANK YOU

    Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 50 square feet. Use the formula for the surface area of a sphere: s=4(pi)^2 to find the radius of the pinata. Round your answer to the nearest hundredth. _____ feet i got

    asked by lisa
  67. algebra1please look over THANK YOU

    The solutions to a quadratic equation are -1 and 7. What is the equation of its axis of symmetry? I GOT 3 is that right

    asked by lisa
  68. math

    f(x)=-7/x-9 What number must be excluded from the domain and why?

    asked by Monica
  69. Science

    Female silkworm moths (Bombyx mori) attract males by emitting chemical signals that spread through the air. A male hundreds of meters away can detect these molecules and fly toward their source. The sensory organs responsible for this behavior are the

    asked by Anon
  70. math

    how do you do the following? 9/10 - ?= 17/30 and 3/10 + 4/5 = ? first time doing this . Thank you

    asked by sam
  71. English

    Signal Phrase: Read "Too Much Pressure" by Colleen Wenke (564-568). Consider it a model for using signal phrases to introduce quoted material as explained on pages 508-512 of the Bedford Handbook. 1. Copy two good examples from Wenke's essay of signal

    asked by Sal
  72. Physics

    The Ultimate strength of a round steel rod is 630.000MPa. If a factor of safety of 5.000 is required, what is the maximum permissible load for the rod if it has a diameter of 3.000cm? ANS = kN (Round to 3 decimal places) Safety = 5.000 Rod diameter =

    asked by Danny
  73. Physics

    What is the factor of safety of a steel hanger having an ultimate strength of 630.000MPa and supporting a load of 65000.000N. The steel hanger in question has a cross sectional area of 5.300cm. ANS = (Round to 3 decimal places) Load = 65000.000N Ultimate

    asked by Danny
  74. Algebra 2

    Using the integers 2,3,4,5, How many 3-digit odd numbers less than 300 can be formed if no repetition of digits is allowed? Please explain and show work.

    asked by Anonymous
  75. math

    Factorial notation problem. Please help? Hi, I am stuck on this maths problem. Solve for n: (n+2)!/(n)! =110. I get as far as (n+2)(n+1) = 110. When I multiply it out I get n^2,3n,2 = 110. There is only one example similar to this in my book and it used a

    asked by Maria
  76. math 111

    The overhead or fixed cost for the company is 1,000 per week. In addition, the cost of manufacturing each boat costs$200. Find an equation C=f(x) for the total cost per week where x is the number of boats manufactured in a week. b) Graph the total cost

    asked by tbcc
  77. science

    1) Create an APA reference for this publication as one would find in the reference page(2 marks): Article Title: Truly, Madly, Depp-ly Author: Frank DeCaro, Bill Evans, Tom Black, Rachel McGill, Ed Strong, Sue Koch, Mark Thomas, Rachel Dew, and Gary

    asked by khar123
  78. science

    2) Create an APA reference for this chapter of the publication as one would find in the APA reference page Title of book: SUPERHEROES ON EARTH Pages in book: 1-250 Chapter Title: SECRET IDENTITES Pages of chapter: 45-67 Author: BRUCE WAYNE AND CLARK KENT

    asked by khar123
  79. science

    Make a standard table with this data Table Number: 1 Table Title: Differences in Content for Male and Female Dreams Data: Male Friendliness 15 Female Friendliness 25 Male Aggression 40 Female Aggression 15

    asked by khar123
  80. science

    Why do we want students to learn APA 6th edition formatting?

    asked by khar123
  81. Math

    A seat to a musical costs $5.50. To that amount must be added a 6% entertainment tax. How much money must you receive in total to give a customer a ticket?

    asked by Bria S.
  82. math

    Let f(x)=9x^2+6x-8, find f(-7)

    asked by Monica
  83. Physics

    The Ultimate strength of a round steel rod is 630.000MPa. If a factor of safety of 5.000 is required, what is the maximum permissible load for the rod if it has a diameter of 3.000cm? ANS = kN (Round to 3 decimal places) Safety = 5.000 Rod diameter =

    asked by Danny
  84. Math

    tom had 18 comic books , while Diane and Helen had none. Tom gave 1/3 of the comic books to Diane who passed 1/3 of these books along to Helen. If Tom then gave Helen 1/3 of the books he had left, how many comic books did Helen receive from Tom and Diane

    asked by Grace
  85. math

    Ginny Jones receives $650 gross salary biweekly. Her income tax rate is 15%. Her group health plan contribution is $24.50 per pay period. She belongs to the company retirement plan, to which she contributes 6.5% of her earnings. She is also covered under

    asked by Bria S. (Explain Pls)
  86. algebra

    Solve the following system using the substitution method: 3x + y = -3 y = 2x + 7

    asked by hunter
  87. Phys

    Starting from rest, a 1.6x10-4 kg flea springs straight upward. While the flea is pushing off from the ground, the ground exerts an average upward force of 0.38 N on it. This force does 2.6x10-4 J of work on the flea. (a) What is the flea's speed when it

    asked by justin
  88. math

    Solve the following system using the substitution method: y = 3x - 9 y = -x - 1

    asked by hunter
  89. math

    Solve the following system using the substitution method: 2x + 4y = 5 x = -2y + 6

    asked by hunter
  90. algebra

    Solve the following system using the substitution method: 6x - 2y = -4 y = 3x + 2

    asked by hunter
  91. physics

    At a carnival, you can try to ring a bell by striking a target with a 11.6-kg hammer. In response, a 0.413-kg metal piece is sent upward toward the bell, which is 4.22 m above. Suppose that 26.2 percent of the hammer's kinetic energy is used to do the work

    asked by justin
  92. math

    Each game wheel is divided into equal sections. The spinners on the game wheels are each spun once and the number each spinner lands on is recorded. What is the probability that both numbers are odd numbers?

    asked by Alex
  93. essay Amanuensis Essay

    Please i need help, how to start a essay using Amanuensis about my teacher but don't know how to begin.

    asked by luz
  94. physical science

    A student, starting from rest, slides down a water slide. On the way down, a kinetic frictional force (a nonconservative force) acts on her. The student has a mass of 82 kg, and the height of the water slide is 11.3 m. If the kinetic frictional force does

    asked by justin
  95. math

    (x^-3y/x^2)^-3

    asked by Monica
  96. general physics

    The highest barrier that a projectile can clear is 18.8 m, when the projectile is launched at an angle of 59.0 ° above the horizontal. What is the projectile's launch speed?

    asked by vinny
  97. Physics

    How far will a humanoid robot travel in 3.0 s, accelerating at 1.0cm/s^2(forward) if its initial velocity is 5.0cm/s(forward) answer is 20cm (forward)

    asked by alex
  98. Physics

    How far will a car travel if it starts from rest and experiences an acceleration of magnitude 3.75m/2^2 forward for 5.65 s? Answer is 59.9m

    asked by alex
  99. Physics

    How far will a car travel if it starts from rest and experiences an acceleration of magnitude 3.75m/2^2 forward for 5.65 s? Answer is 59.9m

    asked by alex
  100. Physics

    An aircraft starts from rest and accelerates at 42.5m/s^2 until it takes off at the end of the runway. How long will it take the aircraft to travel down the 2.6km runway? Answer is 11 seconds

    asked by alex
  101. physics

    Approaching a flashing pedestrian activated traffic light, a driver must slow down to a speed of 30km/h. If the cross walk is 150m away and the vehicle's initial speed us 59km/h, what must be the magnitude of the car's acceleration to reach the speed

    asked by jason
  102. physics

    If a cyclist traveling at 14.0m/s skids to a stop in 5.60 s, determine the skidding distance assume uniform acceleration? Answer is 39.2m

    asked by jason
  103. chemistry

    You have 120 grams of U-235. How many half lives would it take to make enough helium to fill a 5.60 L balloon at STP?

    asked by Mary
  104. physics

    a train's stopping distance even when full emergency brakes are engaged is 1.3 km. If the train was travelling at an initial velocity of 90km/h(forward), determine its acceleration under full emergency braking

    asked by daniel
  105. physics

    A jet starting from rest reaches a speed of 241km/h on 96.0m of runway. Determine the magnitude of the Jet's acceleration? Answer is 23.3m/s^2

    asked by jacob
  106. physics

    A speed boat is required to move at a constant speed of 50 MPH. What is the power needed to overcome a resistive force of 1000 lbs from the water?

    asked by James
  107. Algebra 1A

    When graphing the inequalities 9x+8y

    asked by Kim
  108. trig

    A wheel with a 24-inch diameter is turning at the rate of 32 revolutions per minute. To the nearest inch per minute, what is the linear velocity of a point on the rim?

    asked by helo
  109. Algebra 1A

    Thanks Reiny,that is my only problem trying to figure out the equation. I just cannot figure out for some reason when getting the intersection, I tried several different ways yet my progress is still the same.

    asked by Kim
  110. statistics

    There is a table of AVERAGE monthly temperatures of two different areas of the same city. A scatterplot of the data is made to show that the relationship is linear between the two. If raw data was used instead of the averages to make the scatterplot, the

    asked by Jon
  111. trigonmetry

    Use identities to find an equivalent expression in terms of sines and cosines only. cot θ sin θ - tan θ cos θ

    asked by hey
  112. chemistry

    can you explain how to find the bond order of (σ1s)^2(σ1s*)^2(σ2s)^2(σ2s*)^2(σ2p)^2(π 2p)^4(π 2p*)^2... I know that Bond order = (number of bonding electrons - number of antibonding electrons)/2 but i have no idea what to do..

    asked by Sarah
  113. math

    •Plywood is sold in rectangle sheets 4 feet wide and 8 feet long. How many 4x8 sheets of plywood are needed to completely cover a rectangle shaped floor measuring 16 feet by 12 feet.

    asked by Anonymous
  114. math

    Plywood is sold in rectangle sheets 4 feet wide and 8 feet long. How many 4x8 sheets of plywood are needed to completely cover a rectangle shaped floor measuring 16 feet by 12 feet.

    asked by Anonymous