# Questions Asked onJuly 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?

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

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)

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?

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?

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?

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.

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.

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

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

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

12. ## general science

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

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

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

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

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?

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

121/11(6+5)

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.

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?

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?

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

23. ## math

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

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

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

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

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

28. ## math

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

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

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?

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?

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?

33. ## trig, math

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

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

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 =

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 =

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?

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

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?

40. ## anonymous

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

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.

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?

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.

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

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

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

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

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

50. ## science

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

51. ## Health

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

52. ## Eng

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

53. ## math

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

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

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

56. ## Functions

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

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?

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

59. ## Algebra1 HELP PLEASE

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

60. ## Algebra1 HELP PLEASE

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

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?

62. ## Science

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

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

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)

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

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

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

68. ## math

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

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

70. ## math

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

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

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 =

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

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.

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

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

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

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

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

80. ## science

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

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)

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 =

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

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

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

88. ## math

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

89. ## math

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

90. ## algebra

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

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

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?

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.

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

95. ## math

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

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?

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)

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

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

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

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

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

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?

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

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

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?

107. ## Algebra 1A

When graphing the inequalities 9x+8y

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?

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.

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

111. ## trigonmetry

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

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..