Questions Asked on
June 24, 2013

  1. Math

    I need help with this I keep putting the numbers in wrong on the formula ! PLEASE HELP Price of article = $315.50 Down payment = $31.55 Monthly payment amount = $16.50 Duration of payments = 20 months True annual interest rate to the nearest tenth = %

    asked by sarah
  2. Chemistry

    Barium carbonate and nitric acid reacts in a double displacement reaction. One of products also dissociates and evolves carbon dioxide. Write the net ionic reaction including the proper use of phase labels for this solution run in aqueous solution. After

    asked by Holly
  3. physics

    The free throw line in basketball is 4.57 m (15 ft) from the basket, which is 3.05 m (10 ft) above the floor. A player standing on the free throw line throws the ball with an initial speed of 8.00 m/s, releasing it at a height of 2.48 m above the floor. At

    asked by meme
  4. Math

    Chris Shopper received a $800 discount loan to purchase a washer and dryer. The loan was offered at 10% for 120 days. What are the proceeds? I tried this problem and the answer is not 26.40

    asked by Matthew
  5. Chemistry

    Draw the product of the hydration of 2-butene.

    asked by Anthony
  6. Math

    Your service contract for washer repair maintenance is offered at $48 per year. If a customer wants to pay it off in equal monthly installments for one year and if the true annual interest charge is 18%, what should his monthly payment be?

    asked by sarah
  7. physics

    A rocket of mass 4.36 × 105 kg is in flight near earth's surface. Its thrust is directed at an angle of 58.9° above the horizontal and has a magnitude of 9.61 × 106 N. Find the (a) magnitude and (b) direction of the rocket's acceleration. Give the

    asked by sam
  8. Chemistry

    Draw the product of the hydration of 2-butene.

    asked by Anthony
  9. Science-Chemistry

    List materials that are commonly found at home or in school that have: a. Different structures and exhibit different properties b. The same chemical make-up (composition) but with different structures, hence, different properties c. The same properties but

    asked by Annika
  10. DMU

    The weight of adults in a certain city has amean of 130 ibs, with standard deviation of 41 ibs .asample of 25 adults living in one of the kebeles of the city is found to have a mean weight of 129 ibs. a) does this mean the residents of the kebele weight

    asked by Eshete baye
  11. Chemistry

    What is the change in enthalpy when 4.00 mol of sulfer trixoide decomposes to sulfer dioxide and oxygen gas? 2SO2 + O2 ---> 2SO3 delta H = 198kJ

    asked by Jessica
  12. FND 154 Fundamentals of Accounting

    Harwick Company Exercise 5-2 1. on April 5, purchased merchandise from Botham Company for $23,000, terms 2/10, net/30, FOB shipping point. 2. on April 6, paid freight costs of $900 on merchandise purchased from Botham. 3.on April 7, purchased equipment on

    asked by Tomika
  13. physics

    a car of mass 2000kg has a driving force of 4500N and experiences an air resistance of 1500N, What is the car's acceleration??

    asked by ashley
  14. chem

    What will be the final volume of a 425 mL sample of gas initially at 22 degrees C and 1 atm pressure when the temperature is changed to 30 degrees C and the pressure to 0.471 atm?

    asked by mark
  15. Science - Chemistr++++++++++++++++++++++++++++++++

    List materials that are commonly found at home or in school that have: a. Different structures and exhibit different properties b. The same chemical make-up (composition) but with different structures, hence, different properties c. The same properties but

    asked by Annika
  16. Chemistry

    A 5.00-mL sample of a sulfuric acid solution of unknown concentration is titrated with a 0.1401 M Sodium Hydroxide solution. A volume of 5.99 mL of the base was required to reach the endpoint. What is the concentration of the unknown acid solution? Write

    asked by Steptim
  17. Chemistry 2

    If 1.0 mL of an unknown liquid was added to a flask instead of 6mL, would that change the calculated molar mass of the unknown liquid?

    asked by Angela
  18. Physics

    A curve of radius 59.9 m is banked so that a car of mass 1.4 Mg traveling with uniform speed 50 km/hr can round the curve without relying on friction to keep it from slipping on the surface. At what angle is the curve banked? The acceleration due to

    asked by MM
  19. Psychology

    From your perspective, how does the material in your textbook on the topics of self-presentation and social perception relate to the passage from Matthew 7:3-5, in which Jesus asks: "Why do you look at the speck of sawdust in your brother's eye and pay no

    asked by jamya
  20. math

    Children's tickets to a movie cost $7. Adult tickets cost $12. If 275 tickets were sold for a total of $2490.00, how many of each type were sold?

    asked by Monica
  21. Physics (Stress & Strain)

    What is the factor of safety for a steel hanger having an ultimate strength of 70000N per cm^2 and supporting a load of 87500N. The hanger has a cross sectional area of 5cm^2. Factor of safety = ultimate stress/ allowable stress = 70000/87500 = 0.8 Have I

    asked by Danny
  22. physics

    a box of mass 5.7 kg slides across a floor and comes to a complete stop. if its initial speed was 10km/h and mu = 0.34 find the acceleration of the box

    asked by ashley
  23. ITT

    The time spent (in days) waiting for a heart transplant in two states for patients with type A+ blood can be approximated by a normal distribution, as shown in the graph to the right. mean of =128 Standard deviation of=23.3

    asked by MOE
  24. Business Mathematics

    Jungle Jim owes three debts: $500 due in one year plus interest at 6% semi-annually, $2000 due in two years, $1000 due in three years plus interest at 5% compounded monthly. He wishes to discharge these debts by paying $500 now and two equal but unknown

    asked by Leo
  25. Economics

    7. Fortune magazine reported that SkyWest, an independent regional airline, negotiated a financial arrangement with Delta and United to provide regional jet service for the two major airlines. For its part of the deal, SkyWest agreed to paint its jets the

    asked by AAAAA
  26. Chemistry 2

    If 1.0 mL of an unknown liquid was added to a flask instead of 6mL, would that change the calculated molar mass of the unknown liquid?

    asked by Angela
  27. Chemistry 2

    If 1.0 mL of an unknown liquid was added to a flask instead of 6mL, would that change the calculated molar mass of the unknown liquid?

    asked by Angela
  28. Economics

    If firm has a short run demand and cost schedule of Q=200-5P and TC=400 +4Q, what is the price the firm should sell the product for?

    asked by Cindy
  29. math

    A brick wall measuring 3 ft by 11 ft is to be built. The brick measures 4in by 6 in. How many bricks will it take to complete the walkway? math - Ms. Sue, Monday, June 24, 2013 at 2:39pm Are we building a wall or a walkway? math - iris, Monday, June 24,

    asked by iris
  30. Chemistry

    Bulb A is 100 mL and contains Helium at 1 atm. Bulb B is 500 mL and contains Argon at 2 atm. The bulbs are connected together by a valve. What is the pressure of gas A after the valves are opened? (assume constant temperature)

    asked by Mark
  31. physics

    Scientists are experimenting with a kind of gun that may eventually be used to fire payloads directly into orbit. In one test, this gun accelerates a 9.7-kg projectile from rest to a speed of 6.5 × 103 m/s. The net force accelerating the projectile is 8.0

    asked by BRAD
  32. physics

    A mass accelerate uniformly when the resultant force acting on it is what?

    asked by Niyi
  33. math

    Walnuts sell for $10 per pound and pecans for $18 per pound. How much of each type of nut would produce 40 pounds of a mix that sells for $15 per pound?

    asked by Monica
  34. Math

    A circle of radius 1 is drawn in the plane. Four non-overlapping circles each of radius 1, are drawn (externally) tangential to the original circle. An angle γ is chosen uniformly at random in the interval [0,2π). The probability that a half ray drawn

    asked by Dan
  35. chemistry

    Using the equipment below, explain how to prepare a .00052 HCL solution farom a regent bottle containing .13 HCL using only the equipment below. Note, you may make multiple solutions but you are not allowed to combine columes. for example, if you need 2

    asked by Jack
  36. Math

    Find the area shared by the cardioids r=6(1+cos(theta)) and r=6(1-cos(theta))

    asked by Cole
  37. math

    Children's tickets to a movie cost $7.00. Adult tickets cost $12.00. If 1275 tickets were sold for a total of $2490.00, how many of each type were sold?

    asked by Monica
  38. statistics

    Could someone work a problem like this one, for an example. Complete the hypothesis test with alternative hypothesis ìd < 0 based on the paired data that follow and d = M - N. Use á = 0.02. Assume normality. M 49 67 45 57 57 48 N 57 68 47 60 64 55 (a)

    asked by tracy10
  39. math

    You have seven balls labelled 1,2,…,7 and seven unlabelled, indistinguishable boxes. How many different ways can the balls be placed into the boxes? Details and assumptions Since the boxes are indistinguishable, putting all 7 balls into one box is the

    asked by anonymous
  40. physics

    High-speed stroboscopic photographs show that the head of a 208 g golf club is trav- eling at 27.9 m/s just before it strikes a 45.9 g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 20.1 m/s. Find the

    asked by redwolf
  41. Algebra

    A merchant has coffee worth 3dollars a pound that she wishes to mix with 3 pounds of coffee worth 9dollars a pound to get a mixture that can be sold for 6dollars a pound. How many pounds of the 5 dollar coffee should be used?

    asked by Anonymous
  42. Leadership-Check #2

    Please check: 1. What do you believe are essential qualities a leader must possess? - I believe the essential qualities a leader must possess are to set a vision and to be able to lead. A leader must be able to set a vision to seek for improvement and to

    asked by Celest
  43. physics

    A small coin is inside a bowl. The bowl is a surface of revolution of the curve y=100x^4 m^-3. This coin slides around the inside of the bowl at a constant height of y=0.01 m above the bottom of the bowl. What is its angular velocity in rad/s? Accel due to

    asked by Harry
  44. physics

    A uniform meterstick pivoted at its center has a 80.0g mass suspended at the 28.0cm position.At what position should a 80.0g mass be suspended to put the system in equilibrium?What mass would have to be suspended at the 90.0cm position for the system to be

    asked by Anonymous
  45. physics

    A satellite moves in a circular orbit around the Earth at a speed of 5 km/s. Determine the satellite’s altitude above the surface of the Earth. Assume the Earth is a homogeneous sphere of radius 6370 km and mass 5.98 × 1024 kg. The value of the

    asked by Wolves
  46. goverment

    America’s founders envisioned a _________________________ that was closer to the government of ancient Athens than to the political system found in America today

    asked by kendra
  47. Precal

    Verify the identity: sin^(1/2)x*cosx - sin^(5/2)*cosx = cos^3x sq root sin x I honestly have no clue how to approach the sin^(5/2)*cosx part of the equation

    asked by Zee
  48. devry

    If my total cost per month is $773.02 and my mile of 180 driven a month. So what would my total be for cost per mile

    asked by Shelia
  49. physics

    You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10 m/s^2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg? Please give your answer with solution .

    asked by anonymous
  50. How do I solve for this??

    How much heat (in Joules) is gained by the water when a chemical reaction takes place in 100.0 ml aqueous solution, has a temperature increase of 12.67°C and a specific heat capacity of 4.180 J/°Cg? [Hint: ignore any effects of the calorimeter and solve

    asked by Ashley
  51. geometry (help steve)

    A circle of radius 1 is drawn in the plane. Four non-overlapping circles each of radius 1, are drawn (externally) tangential to the original circle. An angle γis chosen uniformly at random in the interval [0,2π). The probability that a half ray drawn

    asked by stranger
  52. Economics

    Calculate the total dollar amount paid for a house purchased for $200,000. The buyer paid $50,000 as down payment and the remaining $150,000 was obtained with a closed mortgage having a 25 year loan at 10% interest compounded semi-annually and a monthly

    asked by John
  53. math

    How many ordered positive integer triples (x,y,z), such that 1 ≤ x,y,z ≤ 25, are there to √x+√y=√z?

    asked by anonymous
  54. physics

    A(n) 86.6 kg person throws a(n) 0.06 kg snow- ball forward with a ground speed of 42.3 m/s. A second person, of mass 41.5 kg, catches the snowball. Both people are on skates. The first person is initially moving forward with a speed of 2.06 m/s, and the

    asked by redwolf
  55. math

    the square root of 0.0256/25

    asked by lucy
  56. science

    how to make a problem about butterfly, using the scintific method

    asked by danielle
  57. ECONOMICS/ACCOUNTING/BUSINESS

    PLS HELP, BEEN STUCK FOREVER ON TWO QUESTIONS, THIS IS ONE : There are usually no costs for the first 3 years, but thereafter maintenance is re- quired for restriping, weed control, light replacement, shoulder repairs, etc. For one section of a particular

    asked by Aly
  58. Physic (Stress & Strain)

    A uniform bar 1.900m in length and having a cross sectional area of 11.000cm^2 is subject to a loading of 5450.000N. this load causes an extension to the bar length of 2.420mm. Calculate the stress and the strain produced. Area = 11.000cm^2 = 11*10^-3m

    asked by Danny
  59. Physics (Stress & Strain)

    A steel bar has a rectangular cross section measuring 1.000cm by 2.500cm and is 8.100m in length. A load of 150000.000N causes the bar to extend 2.000mm. Calculate the stress and strain. Area = l*w = 1.000cm*2.500cm = 2.500cm = 0.025m = 0.025m*8.100m =

    asked by Danny
  60. Eng/102

    I need help with Create a full-sentence outline that includes effective arguments and counterarguments to support your thesis. Outline only the body of your paper. Remember to avoid bias and fallacies and to include rhetorical devices that strengthen your

    asked by kim
  61. Math 61 part 2

    Find the centriod of the boundEd by the curvez y=x^2 and y=2x+3

    asked by James
  62. Physics

    A tennis player hits the ball horizontally with a speed of 30m/s at 1.5m above the ground. How far away will it land if the ball was hit at a speed of 35m/s

    asked by Yoyo
  63. Calculus please help??

    The motion of a spring that is subject to dampening (such as a car's shock absorber)is often modeled by the product of an exponential function and a sine or cosine function. Suppose the equation of motion for a point on such a spring is

    asked by Emma
  64. business math

    if I deposited $625 in a retirement account per month and it had a return of 3.84% a year compounded monthly. How much will I have in my account in 15 years?

    asked by sharon
  65. Physics

    An object whose mass is unknown is held by two rigid rods. The whole system is at rest. The angle between the vertical direction and the left rod from point A to B is 60 degrees. The angle between the vertical direction and the right rod from point C to D

    asked by Brittany
  66. Physics

    A 100-watt lamp glows brighter than a 25-watt lamp. What do you know about the resistances of these two lamps?

    asked by Anonymous
  67. Algebraic Fractions

    6x __ 12x

    asked by Anonymous
  68. Math

    There are 100 runners, each given a distinct bib labeled 1 to 100. What is the most number of runners that we could arrange in a circle, such that the product of the numbers on the bibs of any 2 neighboring runners, is less than 1000?

    asked by Al
  69. math

    What is the sum of all possible real values of x, such that there exists a real value y which satisfies the equation (x+y−40)^2+(x−y−18)^2=0?

    asked by raja harishchandra
  70. Physics

    The bond between protons and neutrons inside the atomic nucleus is formed by the strong interaction. In classical terms, we can think of it as protons and neutrons exchanging a "meson," a kind of fundamental particle between them. Let's estimate the range

    asked by Antony
  71. Leadership

    I'm having trouble with this question: What do you think your strengths are as a leader? How may these strengths support your work in the career field you are considering?

    asked by Celest
  72. summery

    how do u write a summery

    asked by jake
  73. math

    A brick wall measuring 3 ft by 11 ft is to be built. The brick measures 4in by 6 in. How many bricks will it take to complete the walkway?

    asked by iris
  74. math help

    Find the 95% confidence interval for the difference between two means based on this information about two samples. Assume independent samples from normal populations. (Use conservative degrees of freedom.) (Give your answers correct to two decimal places.)

    asked by tracy10
  75. algebra

    I have no idea totally lost haven't done any type of math in almost 30 years f(x)= x^4-x^3-7x^2+x+6 all the real roots are bounded by -3 and 4. Explain why these are the upper and lower bounds

    asked by student
  76. math

    y+3x^2=2 f(x)= f(4)=

    asked by Monica
  77. goverment

    Forming a strong political _________________________ without forming an equally sound understanding of politics could lead to making unwise choices in the voting booth.

    asked by kendra
  78. MATH

    6+(4X7/14-1)=7

    asked by AL
  79. Physics

    A tennis player hits the ball horizontally with a speed of 30m/s at 1.5m above the ground. How far away will it land if the ball was hit at a speed of 35m/s

    asked by Yoyo
  80. government

    The _________________________ created new religious systems that were not bound to the government.

    asked by kendra
  81. English

    1. I got A on the math test. 2. I won A on the math test. (Are both grammatical?)

    asked by rfvv
  82. health

    Skeletal muscle fibets are striated and each acts _of the neighboring muscle fibers

    asked by nicole
  83. College Algebra

    how do I find a 4th degree polynomial that has zeros; i,3i with f(-1)=60 I know the conjucants are -i and -3i (x-i)(x-3i) (x+i)(x=3i)

    asked by Julie
  84. nau

    5. (TCO 9) You have been tasked with analyzing an extremely large amount of data and to ultimately produce a report to share with the board of directors. The data is currently in a text file and has over two thousand records of data. Explain how you would

    asked by laura
  85. math

    Let A=(0,0), B=(2,4), C=(17,4) and D=(15,0). Then ABCD is a parallelogram. A line through the point (0,−1) divides the parallelogram into two regions of equal area. The slope of this line can be written as a/b where a and b are positive coprime integers.

    asked by anonymous
  86. statistics help

    Complete the hypothesis test with alternative hypothesis ƒÊd ‚ 0 based on the paired data that follows and d = O - Y. Use ƒ¿ = 0.01. Assume normality. Oldest 188 174 192 196 65 Youngest 186 168 199 199 69 (a) Find t. (Give your answer correct to

    asked by tracy
  87. English

    need complex sentence with cordinate& subordinate

    asked by raj
  88. math

    my number has 7 tens and 6 ones. my hundreds digit is the highest of all digits. what is my number?

    asked by khassy
  89. physics

    The acceleration of a bus is given by \(a_{x}(t)= \alpha t\), where \(\texttip{\alpha}{alpha}\) = 1.10\({\rm m/s^3}\) is a constant.

    asked by Anonymous
  90. philosphy/Critical Reasoning

    any help with evaluating an article called nightmare in Green by jarret B. Wollstein

    asked by anne
  91. physics

    1)Why does acceleration at any instant does not depend upon velocity at any instant?

    asked by dronacharya
  92. physics

    1)Why does acceleration at any instant does not depend upon velocity at any instant?

    asked by dronacharya
  93. physics

    1)Why does acceleration at any instant does not depend upon velocity at any instant?

    asked by dronacharya
  94. Physics

    A small coin is inside a bowl. The bowl is a surface of revolution of the curve y=100x^4 m^-3. This coin slides around the inside of the bowl at a constant height of y=0.01 m above the bottom of the bowl. What is its angular velocity in rad/s? Accel due to

    asked by Nick
  95. physics

    A thin charged loop with a charge q>0 (uniformly distributed) and mass m is placed on a ramp which forms and angle α=45∘ with the horizontal. Due to the presence of an external homogeneous magnetic field of magnitude B directed into the page, the loop

    asked by I love physics !
  96. Math

    (4k exponent2) exponent5

    asked by Erica
  97. Math

    The sequence {an} satisfies a0=1,a1=213, and an=2an−1+an−2 for all n≥2. Let S=∑i=1 to infinity a[i-1]/(a[i]^2-a[i-1]^2) What is the value of 1/S

    asked by Nick
  98. Psychology

    Verbal skills and muscular coordination have been observed to improve in women when: A. estrogen levels are relatively high. B. they are exposed to experiences requiring high level skills. C. pressure to perform is reduced. D. calcium levels are increased.

    asked by Angela
  99. statics

    A bag contains 4 balls, each of which have a positive integer written on it. Let X be the random variable of the value written on a single ball drawn from the bucket. If E[X]=8, what is the maximum possible value of E[X^2]?

    asked by stranger
  100. geometry

    ABC is a triangle with AC=139 and BC=178. Points D and E are the midpoints of BC and ACrespectively. Given that AD and BE are perpendicular to each other, what is the length of AB?

    asked by stranger
  101. ITE

    If you drag a file into a compressed folder, it is ________ to that folder.

    asked by Tom
  102. ITE

    Zipping files creates a new ________ on your hard disk

    asked by melaine
  103. Math-algebra-Steve

    The sequence {an} satisfies a0=1,a1=213, and an=2an−1+an−2 for all n≥2. Let S=∑i=1 to infinity a[i-1]/(a[i]^2-a[i-1]^2) What is the value of 1/S?

    asked by Nick
  104. math

    89___89 the second 89 has a solid line on top of the number. Is this equal or greater than or equal to 89 without the line

    asked by iris
  105. algebra

    how do I find the relative maximum and minimum values of x^4-x^3-7x^2+x+6

    asked by student
  106. Math

    Find the area inside the lemniscate r^2=150cos(2theta) and outside the circle r=5sqrt(3). Please I really need help.

    asked by Cole
  107. math

    The law of cosines can't be used when which of the following combinations of information is given?

    asked by henna
  108. Physics (Stress & Strain)

    A hole 3cm in diameter is to be punched out of a steel plate 8cm thick. The shear stress of the material is 670GPa. What load is required on the punch? First find the area: A = pi*d^2/ 2 = 3.1416 * 3cm^2/ 2 = 3.1416 * 9/ 2 = 28.2744/ 2 = 7.0686cm Stress =

    asked by Danny
  109. government

    A(n) _________________________ differs from a direct democracy in that only a small number of elected representatives actually vote on a specific issue.

    asked by kendra
  110. Physics

    A tennis player hits the ball horizontally with a speed of 30m/s at 1.5m above the ground. How far away will it land if the ball was hit at a speed of 35m/s

    asked by Yoyo
  111. Physics

    One of the proposed mechanisms for the lift of an aircraft is the pressure difference that develops due to the aerodynamic shape of the wings. Higher pressure develops bellow the airplane which lifts it up. Suppose you have a semi-circular wings with

    asked by Al
  112. government

    According to John Locke, citizens give up some personal liberty as part of their _________________________ with government

    asked by kendra
  113. Math

    Solve x+y=-1 X-y=-7

    asked by Davonee
  114. Physics

    A tennis player hits the ball horizontally with a speed of 30m/s at 1.5m above the ground. How far away will it land if the ball was hit at a speed of 35m/s

    asked by Yoyo
  115. algebra

    solve x^4-8x^3+64x-105=0 given that 2-i is one solution. must be tired cause my steps are not calculating correctly

    asked by student
  116. physics

    what is the potential energy of a 500g flag at the top of a 5.5m tall flag

    asked by ashley
  117. Physics

    A weather balloon carrynig a data measurement(DM) is rising quickly at a constant velocity, U. when its 60m above ground, balloon pops and the dm experiences freefall. It reaches ground 4 seconds after the balloon pops. If DM set hits ground at speed

    asked by Vanessa
  118. Economics

    6. An article in The Wall Street Journal reported that large hotel chains, such as Marriott, are tending to reduce the number of hotels that they franchise to outside owners and increase the number the chain owns and manages itself. Some chains are

    asked by AAAAA
  119. geometry

    if the sides of a triangle are 8 cm, 10 cm, and 12 cm then find the length of altitude to the smaller side.

    asked by jaspreet
  120. geometry

    How to draw line segment CF and to draw a ray CD perpendicular to line segment CF.

    asked by josh