Questions Asked on
October 18, 2012

  1. MATH

    an unfair coin with pr[tails]= .15 is flipped 6 times. what is the probability of getting EXACTLY 1 tail in the 6 flips?

    asked by Anonymous
  2. 7th grade math Ms.Sue help please

    4. What is the distance between Nicholas’s school(3,2)and the post office (-2,-2)? 6.4 5.2 3.6 3.0 5. If Nicholas is located at (– 3 , 2), what is the distance to get to the grocery store (1,-1)? 2 3 4 5 I have no idea how to solve these i have tried

    asked by Delilah
  3. Physics: Rotational Motion

    A 0.005kg bullet travelling horizontally with a speed of 1000m/s enters an 18kg door, embedding itself 10cm from the side opposite the hinges as in figure. The 1m wide door is free to swing on the hinges. a) Before it hits the door, does the bullet have

    asked by Anonymous
  4. AP CHEMISTRY!!!!

    Carbon monoxide reacts with oxygen to form carbon dioxide by the following reaction: 2 CO(g) + O2(g) → 2 CO2(g) ∆H for this reaction is −566 kJ/mol rxn. What is the ∆H for CO(g)?

    asked by Joe King
  5. physics

    A 0.395-kg blue bead slides on a frictionless, curved wire, starting from rest at point in the figure below, where h = 1.50 m. At point , the blue bead collides elastically with a 0.650-kg green bead at rest. Find the maximum height the green bead rises as

    asked by Alex
  6. ap chemistry

    Carbon monoxide reacts with oxygen to form carbon dioxide by the following reaction: 2CO2 + O2 yields 2CO2 Delta H for this reaction is -566 kJ/mol run. What is the delta H for CO? 1). +270 kJ/mol 2). -110 kJ/mol 3). +65 kJ/mol 4). -405 kJ/mol 5). -65

    asked by bridget
  7. Physics

    A 0.17 kg baseball moving at +20.80 m/s is slowed to a stop by a catcher who exerts a constant force of -376 N. How long does it take this force to stop the ball? How far does the ball travel before stopping?

    asked by Angela
  8. physics

    Between each pair of vertebrae in the spinal column is a cylindrical disc of cartilage. Typically, this disc has a radius of about 2.85 10-2 m and a thickness of about 7.14 10-3 m. The shear modulus of cartilage is 1.16 107 N/m2. Suppose that a shearing

    asked by Cat
  9. Grammar

    Which of the following combines the sentences below by coordinating? Senate pages may be between fourteen and seventeen years old. Pages in the House must be high school juniors or seniors. A.Senate pages may be between fourteen and seventeen years old,

    asked by Anon
  10. ap chemistry

    Carbon monoxide reacts with oxygen to form carbon dioxide by the following reaction: 2CO + O2 yields 2CO2 Delta H for this reaction is -135.28 kcal. If 811.7 kcal is released, how many moles of CO must have reacted? 1). 270.5 mol 2). 40.5 mol 3). 12.0 mol

    asked by bob
  11. Physics

    Two blocks move along a linear path on a nearly frictionless air track. One block, of mass 0.107 kg, initially moves to the right at a speed of 4.70 m/s, while the second block, of mass 0.214 kg, is initially to the left of the first block and moving to

    asked by koko
  12. math

    sally and susan had an equal amount of oney each. after sally spent $15 and susan spent $24, the ratio of sally's money to susan's money was 4:3. how much money did each girl have at first?

    asked by natasya
  13. math

    which is greater, 100^10 or 10^100? explain reasoning.

    asked by Zack
  14. Algebra Grade 7

    there are 10 students in Mr. Alvarez's art class. Throughout the year, each student must pair up with every other student to complete a project. How many projects will be completed? 45?

    asked by rawr... im a dinosaur.... rawr
  15. Accounting

    A check returned by a bank because the issuer's cash account balance could not cover the check is called a(n): a. Cancelled check b. Certified check c. Outstanding check d. NSF check

    asked by Anton
  16. physics

    A skier starts from rest at the top of a hill. The skier coasts down the hill and up a second hill, as the drawing illustrates. The crest of the second hill is circular, with a radius of 38.1 m. Neglect friction and air resistance. What must be the height

    asked by susan
  17. Social Studies 8R - help!

    What were the advantages and disadvantages of consolidation?

    asked by Laruen
  18. Science-math

    The equation for the decomposition of silver oxide is 2(Ag2)o yields 4Ag +o2. Set up ratio to calculate the number of oxygen molecules released when 1 gram of silver oxide is broken down. There are 2.6 x 10 to 21 power molecules in 1 gram of silver oxide.

    asked by Maria
  19. 7th grade social studies Ms.Sue please

    1. What enabled people of northern Italy to sponsor learning? (1 point) Martin Luther's ideas a mild climate wealth from trade help from the Germany government 2. What did German leaders want during the Reformation? (1 point) to increase the pope's power

    asked by Delilah
  20. English-Grammar

    Identify the word or words the best describes the underlined(in parentheses) word for the question (Comparing the two essays), it is obvious that one relied on more thorough research. A.prepositional phrase B.participial phrase C.gerund phrase D.infinitive

    asked by Anon
  21. Chem Electron Config

    A 10.0-g sample of C2H5OH is burned completely in air. How many molecules of H2O are formed? 3.92×1023 *How many grams are formed?* did anyone figure out how to get the grams of H2O formed?

    asked by Shay
  22. organic chemistry

    The Rf value of compound A is 0.34 when developed in hexane and 0.44 when developed in diethyl ether. Compound B has Rf Value of 0.42 in hexane and 0.60 in diethyl ether. Which solvent will be better for separating a mixture of compound A and B?

    asked by lyly
  23. Physics

    Hung vertically, a mass less spring extends by 3.00 cm a mass of 739. G is attached to its lower end. The same mass and spring are then placed apart on a table. The spring is fixed in place and then the mass is given a velocity of 0.900 m/s towards the

    asked by Steeve
  24. PHYSICS need help now!!!

    You have a summer job at your university’s zoology department, where you’ll be working with an animal behavior expert. She’s assigned you to study videos of different animals leaping into the air. Your task is to compare their power outputs as they

    asked by Jcota2
  25. Physics

    Calculate a space shuttle territory 250 km above Earth's surface. Earth's mass is 6.0 * 10^24kg and its radius is 6.38 * 10^6 m (6380km)

    asked by Darren
  26. chemistry

    write the equilibrum constant expression for Kp of the following: a.) O2-->--------< 2PbO(s) + 2SO2(g)

    asked by Helen
  27. Physics

    Two blocks move along a linear path on a nearly frictionless air track. One block, of mass 0.120 kg, initially moves to the right at a speed of 4.90 m/s, while the second block, of mass 0.240 kg, is initially to the left of the first block and moving to

    asked by Pat
  28. Physics

    Determine the tension in a 40 cm long pendulum when a bob of mass 200g moving at 0.7 m.s is 15 degrees from the vertical?

    asked by Mary
  29. ap chemistry ! i am so lost

    how much work is done by the system when 2.00 moles of O2 expand from a volume of 3.00 liters to a volume of 5.8 liters against a constant external pressure of 0.0100 atm? answer in units of J

    asked by bridget
  30. psy 504

    How can a theory be reliable or consistent over time if personality is believed to change? I believe people change over time.

    asked by warren
  31. CHEM

    Silicon carbide, commonly known as carborundum, is a very hard and abrasive substance. The compound is prepared by heating silicon dioxide in the presence of graphitic carbon: SiO2(s) + 2C(s) --> SiC(s) + CO2(g) How many grams of silicon carbide can be

    asked by Lena
  32. Chem Electron Config

    S2- Cu+ Sn2+ O2- A 1s22s22p63s23p63d10 B. 2s2 C. 1s22s22p63s23p4 D. 1s22s22p63s23p63d104s1 E. 1s2 F. 1s22s22p63s23p64s23d104p65s24d10 G. 1s22s22p63s23p64s23d104p64d105s25p2 H. 1s22s22p4 I. 1s22s22p6 J. none of the above Choose from the list the correct

    asked by Shay
  33. Chemistry: Partial Pressure

    A mixture of 0.166 moles of C is reacted with 0.117 moles of O2 in a sealed, 10 L vessel at 500 K, producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO? Please provide a step by step explanation with the

    asked by M
  34. math

    sally and susan had an equal amount of oney each. after sally spent $15 and susan spent $24, the ratio of sally's money to susan's money was 4:3. how much money did each girl have at first?

    asked by natasya
  35. ap chemistry ! i am so lost

    how much work is done by the system when 2.00 moles of O2 expand from a volume of 3.00 liters to a volume of 5.8 liters against a constant external pressure of 0.0100 atm? answer in units of J

    asked by bridget
  36. ap chemistry :(

    consider the reaction C6H14 + 9.5O2 yields 6CO2 + 7H2O at constant pressure. which response is true? 1. work may be done on or by the system as the reaction occurs, depending upon the temperature. 2. work is done on the system as the reaction occurs. 3. no

    asked by sam
  37. CHEM

    Arrange the following in order of increasing atomic radii from smallest to largest. Mg Ra Sr Be Ca Ba

    asked by Lena
  38. math

    Simplify the following expression in your notebook. Select the correct answer. 7 - 3[(n3 + 8n) ÷ (-n) + 9n2]

    asked by nisreen
  39. trigonometry

    A carpenter is building a house. He is constructing the roof. The roof has an angle of elevation of 40° from the horizontal. The height he wants to make the roof is 18 feet. How far is it from the bottom edge of the roof to the top of the roof? (Find the

    asked by rose
  40. math

    You worked from 2:30pm – 8:45pm with a ½ hour lunch break. Your hourly wage is $7.50/ hour. How much did you earn?

    asked by John
  41. science

    a person needs to push a lever down with a force of 16.5N and a distance of 0.75 to lift the rock 0.25m. how much work is done?

    asked by sassy
  42. chemistry

    Explain how mixing red paint and white paint could be used as an analogy for a neutralization reaction.

    asked by Anonymous
  43. algebra 2

    4p + 2q = 8 and q = 2p +1 solve by substitution

    asked by natasha
  44. chemisty

    At 450oC, the equilibrium constant Kc for the Haber-Bosch synthesis of ammonia is 0.16 for the reaction writeten as 3H2(g) + N2 (g)-->--

    asked by Helen
  45. physics

    A mass m = 17.0 kg is pulled along a horizontal floor with NO friction for a distance d =5.1 m. Then the mass is pulled up an incline that makes an angle è = 30.0° with the horizontal and has a coefficient of kinetic friction ìk = 0.34. The entire time

    asked by mohamed
  46. narbonne high

    What is the percent mass of KClO3 in a mixture if the original starting material weighted 3.58(g) and the mass of KClO3 in mixture is 1.67(g)

    asked by Kim Jones
  47. physics

    A car initially traveling eastward turns north by traveling in a circular path at uniform speed as in the figure. The length of the arc ABC is 259 m, and the car completes the turn in 38.0 s. a)Determine the car's speed.m/s b)What is the magnitude and

    asked by Karrine
  48. maths

    i am a mutiple of 5 ,but not a mulitple of 10.my units and hunderde are the same.the sum of my three digits is 11,what am i

    asked by karl
  49. Algebra 2

    The vertices of a feasible region are A(1,2), B(5,2), C(1,40. Write a function that satisfies each equation. a) A is the maximum and B is the minimum. b) C is the maximum and B is the minimum. c) B is the maximum and A is the minimum.

    asked by Marilu
  50. physics

    A semi-trailer is coasting downhill along a mountain highway when its brakes fail. The driver pulls onto a runaway truck ramp that is inclined at an angle of 17.0° above the horizontal. The semi-trailer coasts to a stop after traveling 110 m along the

    asked by susan
  51. geometry

    thebottom of the ladder is 3 feet from the building. the ladder makes an angle of 75 degree with the ground. how high up on the building does the ladder reach? how long is the ladder?

    asked by donta
  52. Calculus (Please Check)

    Show that the equation x^5+x+1 = 0 has exactly one real root. Name the theorems you use to prove it. I.V.T. *f(x) is continuous *Lim x-> inf x^5+x+1 = inf >0 *Lim x-> -inf x^5+x+1 = -inf

    asked by Anonymous
  53. Social Studies 8R - help!!!!!

    4. (a) What methods did big railroads use to win and keep business? (b) How did these practices affect small businesses and farmers? Please help me with this question.

    asked by Laruen
  54. GEOL 108

    Do you have the answers to exercise 30 in Darrel Hess's Physical Geography Laboratory Manual tenth edition?

    asked by arthur
  55. literature

    When Mathilde finds herself in debt, she becomes heroic. How? In the story The Necklace .

    asked by anonymous
  56. Math

    What is the percent increase from 91,400,000 to 94,400,000?

    asked by Zack
  57. Chemistry

    How many moles of hydrochloric acid (pKa of HF=3.14) must be added to 500.0 mL of 0.30M sodium fluoride (NaF) to give a buffer of pH 3.50? Ignore the volume change due to the addition of hdrofluoric acid

    asked by Millie
  58. physics

    A loaded truck can accelerate at 4.8 m/s2. It loses its load so that it is only 0.4 as massive. By what factor must the acceleration change for the same driving force?

    asked by Anonymous
  59. Algebra 2

    The vertices of a feasible region are A(1,2), B(5,2), C(1,4). Write a function that satisfies each equation. a) A is the maximum and B is the minimum. b) C is the maximum and B is the minimum. c) B is the maximum and A is the minimum.

    asked by Marilu
  60. math

    The total weekly cost (in dollars) incurred by Lincoln Records in pressing x compact discs is given by the following function. C(x) = 2000 + 2x - 0.0001x^2 (0≤x≤6000) (a) What is the actual cost incurred in producing the 1071st and the 1891st disc?

    asked by Alina
  61. US Government

    Critics argue that they slow down decision-making and create conflict. Evaluate the criticisms, and explain the justification for continuing the Madisonian model.

    asked by Anne
  62. business

    Social media can have a significant impact on a company’s success (both positive and negative). What are the pros of social media, and how do you think they can be harnessed to promote effective communication? What are the cons, and how do you think they

    asked by Quita
  63. math

    chester builds and collects models of boats and planes. He has 22 models altogether. Chester has 8 more planes than he does boats. How many of each kind of model does he have?

    asked by Anonymous
  64. physics

    An autographed baseball rolls off of a 0.62 m high desk and strikes the floor 0.33 m away from the desk. How fast was it rolling on the desk before it fell off? The acceleration of gravity is 9.81 m/s 2 . Answer in units of m/s

    asked by Anonymous
  65. PHYSICS !!!!!!!!!!

    A biophysicist grabs the ends of a DNA strand with optical tweezers and stretches it 28um . How much energy is stored in the stretched molecule if its spring constant is 0.046pN ?

    asked by Jcota2
  66. Physics- Elena please help!

    A 20.0 g bullet is fired horizontally into a 85 g wooden block that is initially at rest on a frictionless horizontal surface and connected to a spring having spring constant 156 N/m. The bullet becomes embedded in the block. The bullet block system

    asked by Megan
  67. Algebra Grade 7

    You invest $275.00 in a money-market account that pays simple interest at a rate of 10%. How long must you leave your investment in the money-market account if you expect to earn $27.50 in interest? A year? How do I work it?

    asked by rawr... im a dinosaur.... rawr
  68. Math

    In triangle XYZ, |XY|= 8 cm and |YZ|=6m. The area of triangle XYZ is 12cm^2. The |

    asked by Anonymous
  69. Algebra 2

    The height h(t), in feet, of an airborne tee-shirt t seconds after begin launch can be approximated by h(t)= -15t^2+120t+10,0

    asked by CC
  70. math

    what are the subsets on -2.324 and the subsets for the square root of 46

    asked by Taylor
  71. English 11

    In English we are reading the crucible and we have to find modern day witch hunt examples.witch hunt being people who are guilty in the opinion of public opinion, but is actually innocent in the court of law. Some examples he and some others gave were

    asked by Elaina
  72. Social Studies 8R - I'm confused...

    Are railroads as important today as they were in 1800's? To be really honest with you, I don't know... didn't they replace railroads with trains....????

    asked by Laruen
  73. algebra

    how do I evaluate 2x to the 4th power + 2 x to the 3rd power + x to the 2nd power when x + 7

    asked by Anonymous
  74. math study links

    The Suez Canal links the Mediterranean and Red Seas.It is 103 miles long and was opened in 1869.For how many years has the Suez Canal been open? please help me.

    asked by nicole 4grade
  75. Physics. please help! due tomorrow!

    Let W1 represent the work required to accelerate an object on a frictionless horizontal surface from rest to a speed of v. if W2 represents the work required to accelerate the same object on the same surface from a speed of v to 2v, then which one of the

    asked by Matt
  76. Chemistry

    a student used a 0.358 g sample of Alka-Seltzer and the mass of CO2 was found to be 0.102 g. Based on this result, answer the following questions: Determine the mass of NaHCO3 that produced the CO2 in the experiment. Determine the % mass of NaHCO3 in the

    asked by Jena
  77. Math

    For the equation 2x 3 - 11x 2 + 12x + 9 = 0, the root 3 has a multiplicity of _____.

    asked by Raven
  78. physics- TEST TMRW PLS HELP!

    In zero-gravity astronaut training and equipment testing, NASA flies a KC135A aircraft along a parabolic flight path. The aircraft climbs from 24 000 ft to 31 000 ft, where it enters the zero-g parabola with a velocity of 143 m/s nose high at 45.0° and

    asked by Ania
  79. trigonometry

    A person is standing 21 feet from a building. The angle of elevation between the person and the ground is 59°. Find the height of the building. (Round to the nearest hundredth)

    asked by tiffani
  80. Physics

    In a TV set, an electron beam moves with horizontal velocity of 4.5 × 10 7 m/s across the cathode ray tube and strikes the screen, 48 cm away. The acceleration of gravity is 9.8 m/s 2 . How far does the electron beam fall while traversing this distance?

    asked by Lupin
  81. Physics

    A bomber flies horizontally with a speed of 225 m/s relative to the ground. The altitude of the bomber is 3010 m and the terrain is level. Neglect the effects of air resistance. The acceleration of gravity is 9.8 m/s 2 . a) How far from the point

    asked by Lupin
  82. Chemistry

    1. Hydrogen and oxygen gas combine explosively to produce water. Write a balanced chemical equation for this process. If 10 mol of hydrogen reacted with oxygen, what volume of liquid water could be produced? 2. You sometimes hear in a medical show on TV

    asked by KVB
  83. nutrition

    Jonathan, a two-and-a-half-year-old, lives with his mother and brothers at his grandmother's house in Chicago. His mother, Anita, works at a pharmacy to support the family. Jonathan spends his days at home with his grandmother. While Anita works, his

    asked by robert
  84. social studies

    How many lakes does the National Trust in England have? It's hard to find the information about that on the Internet. About 136 lakes or 500 lakes? Would you let me know that or the website? Thank you.

    asked by rfvv
  85. Physics

    A 0.40kg block is held against a compressed spring of stiffness 68.2N/m and compression 0.64m parallel to a 24 degree incline that is 1.27m long. The coefficient of kinetic friction between the block and the incline is 0.34. The external force holding the

    asked by Alphonse
  86. Algebra 2

    a total of $1381.8 per year is received in interest from three investments. the interest rates for the three investments are 4.9%, 7.5%, and 8.6%. the 4.9$ investment is half of the 7.5% investment and the 7.5% investment is 1400 less than the 8.6%

    asked by Emily
  87. math

    everyone at Luke's party has 2 balloons except Ashley, because one of her balloons popped. There are 17 balloons at the party. How many people are at the party?

    asked by Anonymous
  88. PHYSICS !!!!!!!!

    A physicist grabs the ends of a DNA strand with optical tweezers and stretches it 28 . How much energy is stored in the stretched molecule if its spring constant is 0.046 ?

    asked by Jcota2
  89. Math 6

    In a class of 20 students 13 were boys. What percent of the class were boys? How do I figure this? Do I divide 13 by 20 and its 65 % ?

    asked by Moby
  90. English grammar

    "Will you lend me seven dollars for my lunch today? " asked Shannon. Is there a question mark after today or a comma

    asked by Daniel
  91. Math

    In triangle XYZ, |XY|= 8 cm and |YZ|=6m. The area of triangle XYZ is 12cm^2. The |

    asked by Anonymous
  92. ap chemistry :(

    consider the reaction C6H14 + 9.5O2 yields 6CO2 + &H2) at constant pressure. which response is true? 1. work may be done on or by the system as the reaction occurs, depending upon the temperature. 2. work is done on the system as the reaction occurs. 3. no

    asked by samuel
  93. Calculus

    Find the critical points of f(x)=x^4e^-x. You would use the product rule. Then what?

    asked by Greg
  94. Math

    How many times larger is 2,300,000 sq. miles than 1,200,000 sq. miles?

    asked by Zack
  95. statistics

    in a survey 15% of the student said they don't own computers if 75 didn't own computers how many took the survey

    asked by Anonymous
  96. CHEMISTRY

    What element is represented by this electron ground state configuration : [Kr] 4d10 4f14 5s2 5p6 5d10 5f14 6s2 6p6 6d2 7s2 Is this really Krypton?

    asked by Lena
  97. Science

    Chemistry Enthalpy Calculations? Given the equation: CaO + H2O ----> Ca(OH)2 A 1 g sample of CaO is dissolved in 100 ml water with density 1.00g/ml. The temperature rise is 3.7 degrees C. The specific heat is 4.00 J/g*deg. 1. Calculate the heat (in J)

    asked by Pablo
  98. physics

    A projectile of mass 0.840 kg is shot straight up with an initial speed of 22.9 m/s. (a) How high would it go if there were no air resistance? (b) If the projectile rises to a maximum height of only 8.71 m, determine the magnitude of the average force due

    asked by susan
  99. physics

    Why is this following situation impossible? A normally proportioned adult walks briskly along a straight line in the +x direction, standing straight up and holding his right arm vertical and next to his body so that the arm does not swing. His right hand

    asked by Ania
  100. Question regarding career options

    I have a few questions about my possible future! I plan on majoring in sports medicine and nutrition. Id also like to obtain my personal training degree while in college. I plan on one day also having my own gym franchise or business. As you can see, I

    asked by Bryce
  101. math

    Paula saw 5times as many beetles as spiders. She saw 6 more spiders than caterpillars. If Paula saw 50 insects and spiders,how many of each kind did she see?

    asked by Nammy
  102. math

    John has traveled from a distant planet to spend one earth year visiting with us. However, one year on earth is not the same as one year on john's planet. on john's planet: 10 seconds = 1 minute 10 minutes = 1 hour 10 hours = 1 day 10 days = 1 week 10

    asked by Madison
  103. math

    There are 5280 feet in 1 mile. how do you write 5280 in expanded notation

    asked by mythreyee
  104. math

    if the ratio of boys to girls is 5:4 and there are 135 student how many are girls

    asked by Anonymous
  105. Math

    In triangle XYZ, |XY|= 8 cm and |YZ|=6m. The area of triangle XYZ is 12cm^2. The |

    asked by Nix
  106. algbera

    if possibly completely factor the factor the expression(if the polynomial is not factorable using integers enter prime) x^2+10x+16

    asked by missfubu-c
  107. physics

    A basketball player makes a jump shot. The 0.581 kg ball is released at a height of 2.02 m above the floor with a speed of 7.14 m/s. The ball goes through the net 3.10 m above the floor at a speed of 4.07 m/s. What is the work done on the ball by air

    asked by Anonymous
  108. Math

    Sara traces circle stencils for her project. She needs 4 rows of 6 circle stencils. She thought that 4 rows of 6 is the same as 3 rows of 8 and 2 rows of 8. Is this correct? Explain.

    asked by Neo
  109. Mathbio in 12th science

    When particle revolves with uniform speed on a circular path a)no force act on it b)no excellaration acts on it c)no work is done on it d)its velocity is constant answer this mcq

    asked by Harsha
  110. math

    The maker of a candy that comes in the color Blue, Red, White, Green, Pink and Tan. The proportion for Blue is 0.2, Red is 0.3, White is 0.1, Green is 0.2, Pink is 0.1 and Tan is 0.1. A single candy is drawn at random. Find the probability that a candy has

    asked by Ana wheeler
  111. physics

    A flexible metal sheet of length 6.0cm, breadth 5.00cm and the average thickness of 0.883cm has a mass of 23.00g. calculate the density of the metal

    asked by betty
  112. Physics

    A 0.135 kg ball is thrown straight up from 1.94m above the ground. Its initial vertical speed is 5.60 m/s. A short time later, it hits the ground. Calculate the total work done by the force of gravity during that time.

    asked by Steeve
  113. Science

    You know that a gas in a sealed container has a pressure of 111kPa at 23 Celsius. What will the pressure be if the temperature rises to 475 Celsius?

    asked by Anna
  114. Math

    What scale factor was used to enlarge the baby( 7 feet ) to the new height of 50 feet?

    asked by Gaby
  115. CHEMISTRY

    What element is represented by this electron ground state configuration : [Kr] 4d10 4f14 5s2 5p6 5d10 5f14 6s2 6p6 6d2 7s2 Is this really Krypton?

    asked by Lena
  116. Physics

    Roughly how high could a 370 K copper ball lift itself if it could transform all of its thermal energy into work? Assume specific heat for copper equal to 386 J/kg·K.

    asked by Cristin
  117. College Calc

    Problem: y=sqrtx ^1/x. Find DY/DX. ln(f(x))=lnx^1/2x or lnx to the 1/2x 1/2x lnx product rule (1/4x^2)(lnx)+(1/x)(1/2x) is the product rule correct? What do i do after this product rule?

    asked by Phillip
  118. math

    eric counted 45 finger to play kick ball How many hands went up?

    asked by Janiya
  119. chemistry

    write the equilibrium constant expression for each reaction a.) NH3(g)+ CIF3(g)->

    asked by c chujor
  120. Account

    Oral Corporation's beginning accounts receivable were $200,000 and ending accounts receivable were $270,000. During the period $500,000 cash was collected from customer credit sales. Calculate the amount of Oral Corporation sales on account during the

    asked by Anton
  121. math

    it is not less than 40. it is not greater than 70. it is not an odd number. it does not have an even number in the tens place. it does not have a 4 in the ones place. it does not have a 6 in the ones place. what is the mystery number?

    asked by david
  122. business

    why might a buyer want to participate in an industry consortium marketplace instead of setting up their own business

    asked by mary
  123. Thank you

    Thank you can you tell me why no one can help with my real question about ratios. I have submitted it twice now, it really has me confused and I don't know what to do. Please help me

    asked by Maria
  124. Math

    What is the derivative of: y = sin(1)sin^2(x^4)+sec^2(pix^2+x+1)

    asked by Anonymous
  125. grammar

    There are no bruits auscultated.

    asked by april
  126. mathe

    wie viele menschen sind in den letzten 500.000 jahren dazugekommen

    asked by priyanka
  127. physics

    A sports car is advertised to be able to stop in a distance of 60 m from a speed of 105 km/h. (a) What is its acceleration in m/s2? Incorrect: Your answer is incorrect. m/s2 (b) How many g's is this (g = 9.80 m/s2)? Correct: Your answer is correct.

    asked by royaa
  128. Chemistry(Please answer)

    How many chirality centers does the compound 1,3-dibromo-2,4-dichloro-5-fluorocyclopentane have? This compound has three different elements, a Br which is repeated twice, a cl which is also repeatd twice, and a fluorine. I was thinking that the number of

    asked by Hannah
  129. Powell Middle School

    Math Question - How do you find out the answer to: What is 1/8 of 96. What is the formula?

    asked by Ciara
  130. Physical Science

    A block of ice at 0^\circ {\rm C} is dropped from a height that causes it to completely melt upon impact. Assume that there is no air resistance and that all the energy goes into melting the ice. What is the height necessary for this to occur.

    asked by James
  131. literature

    What story has the most descriptive imagery? The Necklace or The Vendetta by Guy de maupassant. Why?

    asked by anonymous
  132. Physics

    You are testing a new car in a wind-tunnel for road and wind resistance. At speed of 90.0 km/h you have found that 74.0 % of the total output power of an automobile engine is used in overcoming the resistance of the road and wind against the movement of

    asked by Steeve
  133. math

    2 1 - = (xt3)= - (x-5) 5 2

    asked by zack
  134. Mathbio in 12th science

    2)a stone of mass 1kg tied to one end of a string of length 1m whirld in a horizontal circle with a costant speed 2 radian/second tension of the string is. A)0.5n b)1n c)2n d)4n 3)the orbital velocity of a satelight close to the earth is v then the orbital

    asked by Harsha
  135. American History

    Did the Taft-Hartley act of 1947 strengthen the Wagner Act? I'm not really sure, but I thiiiiiiink it did.

    asked by Shawna
  136. Math

    Use the elimination method to solve a+6b=14 and a+3b=5

    asked by Jeremy
  137. math

    Can you show 2 hundredths using only tenths place value blocks?

    asked by Jo
  138. math

    Which is greater, 5.34 or 5.43? Do you have to look at the hundredths place to decide? Explain.

    asked by Joeol
  139. Chem

    Balance the chemical equation for the important industrial process: C2H4 + O2 + HCl → C2H4Cl2 + H2O. Given 610.0 kg of hydrochloric acid, calculate how many kg of C2H4Cl2 can be produced.

    asked by DEN
  140. PHYSICS !!!!!!!!

    A physicist grabs the ends of a DNA strand with optical tweezers and stretches it 28 . How much energy is stored in the stretched molecule if its spring constant is 0.046 ?

    asked by Jcota2
  141. math/calc

    gotta find the first and second derivative of f(x)=x^2/(x-1) thanks for help!

    asked by anon
  142. Calculus HELP PLEASE!!!

    Find all extrema for the function y=x^5-2x^3+3 on the interval [-10...10]

    asked by Elizabeth
  143. algebra

    Hooke's law states that the distance an object is stretched varied directly with the force exerted on the object. Suppose the force exerted by 7-kg mass stretches a certain spring 5 cm. To the nearest 0.1 cm. how far will the spring be stretched by the

    asked by Isaiah
  144. math

    belinda measured the length of a board. it measured exactly 9 inches. then she cut the board in half. to the nearest inch, how long was each piece of board

    asked by mythreyee
  145. Physics

    A wooden block with mass 0.26{\rm kg} rests on a horizontal table, connected to a string that hangs vertically over a friction-less pulley on the table's edge. From the other end of the string hangs a 0.20{\rm kg} mass. What minimum coefficient of static

    asked by Nichole
  146. math

    Beth cuts her pizza into thirds, how many pieces did she eat?

    asked by tyler
  147. zmath

    Jenifers flower bed is in the shape of a right angle triangle. The shortest side is one/forth of the second shortest side. if the area is 18sqaured what are the lengths of all three sides? I NEED A ANSWER ASAP! PLEASE

    asked by zack
  148. Calculus

    The side of a square box is increasing at a rate of 4mm/s and its height is increasing at a rate of 2mm/s. How fast is the volume increasing when the side is 40mm and the height is 100mm. Can someone just tell me what formula to use?

    asked by Greg
  149. Math

    What is the scale factor of 30 inches to 7 feet

    asked by Gaby
  150. Physics

    Joyce and Efua are skating. Joyce pushes Efua, whose mass is 40 kg, with a force of 16 N. The force of friction between Efua's skates and the ice is 2 N. What is the magnitude of the net force exerted by Joyce on Efua?

    asked by Savannah
  151. math

    Hooke's law states that the distance an object is stretched varied directly with the force exerted on the object. Suppose the force exerted by 7-kg mass stretches a certain spring 5 cm. To the nearest 0.1 cm. how far will the spring be stretched by the

    asked by Isaiah
  152. Algebra Grade 7

    If a bank offers a savings account that pays simple interest rate of 4% and you deposit $475.00 into this account, how much interest will you have earned after 3 years?

    asked by rawr... im a dinosaur.... rawr
  153. algbera

    simplify the expression (x+5y-3z)-(x-4y+4z) is this right x^2+1y-7z 2.(4x-1)(x^2+6x-6)

    asked by missfubu-c
  154. math

    which is less 3 feet or 48 inches? Explain how you know?

    asked by mythreyee
  155. Programming C

    //compares the amount the user has in deposits to the price of app selected. //It returns 1 if the amount is enough to cover the cost, 0 if there is not enough. int Compare(double deposit, double choiceCost); how do you get this function to compare return

    asked by Anonymous
  156. math

    is the set of positive integers the same as the set of nonegative integers? explain please

    asked by Taylor
  157. Geometry

    What Is the measures of 6y + 3 and 4y - 13

    asked by Anonymous
  158. Social Studies

    Two advantages and disadvantages of proportional reprensentation.

    asked by Juanita
  159. math 7th grade

    what is 234(2-1+1092-924+18) ?

    asked by allie
  160. Calculus L'Hopital Rule

    lim x->0 (x)sin(x)/1-cos(x). They both go to 0 so 0/0. now take L'H and product rule of top? lim x->0 (1)sin(x)+ cos(x)(x)/1-cos(x) what next? how do i solve from here?

    asked by Greg
  161. literature

    what is the difference between drama and poetry?

    asked by michelle tutt
  162. trigonometry

    There is a plane arriving into Denver, CO. The plane is landing with an angle of depression of 42°. The plane is 18,000 feet off of the ground. Find how far the plane will travel horizontally before hitting the ground. (Round to the nearest hundredth)

    asked by chana
  163. math

    3(2K-5)-K=4-(3K plus 7)

    asked by zack
  164. math

    Jenifers flower bed is in the shape of a right angle triangle. The shortest side is one/forth of the second shortest side. if the area is 18sqaured what are the lengths of all three sides? I NEED A ANSWER ASAP! PLEASE I NEED ALL THREE SIDES. NOT 2.. :p

    asked by zack
  165. trigonometry

    Dwight Howard is playing center for the Los Angeles Lakers. During the game, he blocks a shot. When Howard blocks the ball, he is 12 feet off of the ground (including his height). The ball is hit down at an angle of depression of 63°. Find the distance

    asked by mimi
  166. Physics

    A race car starts from rest on a circular track of radius 500 m. The car's speed increases at the constant rate of 0.520 m/s2. At the point where the magnitudes of the centripetal and tangential accelerations are equal, find the following. a)speed of the

    asked by Karrine
  167. Science math

    Can no one help me? I posted a question earlier I don't need answer I need to understand what I did wrong my thinking is that if I have a 2:1 ratio And my total is 99 that if I divide by 3 then I can get the amounts 33x2 is 66, then 33x1 is 33 so it would

    asked by Maria
  168. physics

    a metal crate with a mass of 500 kg is pushed across a metal floor for 5 minutes.50N is applied horizontally.box does not move, extra 50 N is applied.after 2 minutes then box moves 4meters,how much work is done

    asked by Mae
  169. geometry

    the vertices of a triangle are p(2,8, q(-8,-7)and r(5,-6). name the vertices of the image refected in the x-axis?

    asked by stephanie
  170. Physics

    In mid-nineteenth century England horses were often used to pull barges along canals. The horse, naturally, trudged along a path parallel to the canal and so the rope to the barge was at an angle to the motion of the barge. a) If such a horse was pulling

    asked by Steeve
  171. math

    Assuming the sequense... _,2,_,_,27/4 Is geometric find the missing terms and the formula for t(n)

    asked by brandon
  172. Shakespeare's Definitions

    What is shakespears definition of: love, comedy, confusion, and marriage based on a midsummer nights dream? Im stuck! I also need to provide examples from the play

    asked by Bryce
  173. English

    Hello. I'll be grateful for your help. Is it possible to use -ing forms after the verbs "ban", "prohibit" and "forbid", for example: 1)The government bans funding such organizations. 2)The state prohibits using such technologies. 3)French law prohibits

    asked by Nalmi
  174. Math

    I have 1500 dollars in year 2010 in what year would i reach 2000 dollars at 4% interest?

    asked by Rachel
  175. science

    How is a drop of water an element? PLEASE HELP!!!

    asked by Elijah
  176. English

    Can any one help me on an essay about importance of education

    asked by Shan
  177. arithmetic

    $30.00 x .6/2-$17.50=

    asked by sarah
  178. chemistry

    write equilibrium constant expression for each reaction. a) The oxidation of ammonia with CIF3 in a rocket motor NH3(g) + CIF(g)->

    asked by john
  179. business

    describe 3 departments that should be included in a small towns web site

    asked by mary
  180. Math 208

    The number N of state and federal inmates in millions during year x, where x is greater then but equal to 2002 can be approximated by the following formula. N=0.04x-78.48 Determine the year in which there were 1.8 million inmates.

    asked by Jolic
  181. Math

    I think maybe this is a hoax, I listed same problem that I am having twice and no one can answer it? It is in my eitgth grade class. Let's see if this is for real what is 2+2?

    asked by Maria
  182. MATH

    300% OF WHAT AMOUNTS TO $150.00

    asked by booker
  183. 5th grade math

    About 7/10 of the US population in 1991, which was 175,104,000, believed that look before you leap was true, what was the total population?

    asked by Renae
  184. Maths

    In triangle PQR, |PQ|= 7 cm, |QR|=5 cm and |

    asked by Anonymous
  185. math

    in a rectangular with a perimeter of 30 inches two parallel and equally spaced creases are made the cardboard is then folded to make a triangular prism with open ends that are equilateral triangles you will maximize the volume how do i solve this?

    asked by nicole
  186. math

    9x-8=4x+87

    asked by aliyah
  187. Account - Really need help!

    Oral Corporation's beginning accounts receivable were $200,000 and ending accounts receivable were $270,000. During the period $500,000 cash was collected from customer credit sales. Calculate the amount of Oral Corporation sales on account during the

    asked by Anton
  188. phyiscal chemistry

    Moving from solid to liquid by changing the pressure, so what happend if u decrease the pressure on a solid at constant temperature?

    asked by Lisa
  189. future job

    what do thet mean when they say Outlook:stable,increasing Job Openings: large number and very small number

    asked by zach
  190. Chemistry

    The pH of a solution of hydrochloric acid is 1.97. What is the molarity of the acid?

    asked by Anonymous
  191. 7th grade science

    how does the dna of prokaryotic and eukaryotic cells differ?

    asked by jace
  192. 6th grade math

    Derek wrote 8,9,12 and 15 on the black board. Which pairs of theses numbers are relatively prime? my answer is 8,and 9. and 8,15. am i right if not please tell me the answers.

    asked by miki
  193. World Geography

    What were the factors that played a significant role in the collapse of Russian control over Eastern Europe?

    asked by susie
  194. math

    A 4-digit number. The sum of its digits is 18. The last two digits are 5 times as much as the first 2 digits. The hundreds and ones places have the same digit.

    asked by Braden
  195. Math

    Carrie is fencing a sq. garden with 52 sq. ft. of fencing. How many ft of fencing will Carrie use on each side?

    asked by Susan
  196. geometry

    describe in detail two ways you could find the height of the tree indirectly. explain your methods give specific measurments you make directly show how you can use these measurements to find the objects height

    asked by donta
  197. Algebra 2

    (20-r)^(1/2)= r

    asked by Bart
  198. Statistic

    Number of Absences Final Grade 0 93 1 93 2 77 3 68 4 65 5 54 - Find the correlation coefficient for the data. I got this part of my answer. I believe the answer to be -0.9767 I am just going crazy with the second part. - Find the equation for the

    asked by Ashley S
  199. algerbra

    Using point-slope form, write the equation of the line that passes through (2, –1) and has a slope of –5.

    asked by desire
  200. math

    2 1 - = (xt3)= - (x-5) 5 2

    asked by zack
  201. sfdsgfdsgg

    2 1 - = (xt3)= (x-5) 5 2

    asked by zack
  202. sociology

    the creation of a minority group status largeley depends on what?

    asked by beky
  203. Chem

    A cylinder in your car holds 0.45 liters maximum at 760 Torr. When the cylinder is closed to 0.1 liters what is the pressure?

    asked by Anonymous
  204. math

    2 - = (xt3) 5 its one qustionput it together 1 = - (x-5) 2

    asked by zack
  205. Mathbio in 12th science

    When particle revolves with uniform speed on a circular path a)no force act on it b)no excellaration acts on it c)no work is done on it d)its velocity is constant answer this mcq

    asked by Harsha
  206. gr 8 math

    x-8 x plus 4 ___ = ________ 3 2

    asked by zack
  207. algebra 2

    find the area of the sector of the disk of radius r=16 and with arc length s=16

    asked by Emily
  208. math

    x-8 ..x plus 4 ___ = ________ 3 .......2

    asked by zack
  209. Algebra I

    How do you write an equation for the linear function shown in the table? X f(x) -3 8 3 4 6 2 9 0 Please help and explain how to do this. Thank you :)

    asked by Vanilla Bear
  210. math gr9

    2..........1 - = (xt3)= - (x-5) 5..........2 DONT WORRY ABOUT THE DOTS..

    asked by zack
  211. englsh

    The following arguments contain various kinds of fallacies. Evaluate each and identify the fallacy using the matching list 1. How can Clinton be leading this country? He's a draft-dodging, pot-smoking womanizer! 2. Michael Jordan wore that brand, so those

    asked by m
  212. math gr9

    1 - (X-1)=4 3

    asked by zack
  213. Calculus

    Find the first and second derivative for the function g(t)=t^2(3t+1)^4

    asked by Anonymous
  214. chemistry

    neon gas is cooled and volume goes from 380L to 250ml and the final temperature is -55 Celsius what is the original temperature??

    asked by stephany
  215. math gr9

    b-4....-5 ___ =____ 3.... 1 DONT WORRY ABOUT THE ......

    asked by zack
  216. Math

    Why did bono hit his sister during the game?

    asked by Anonymous
  217. Math

    If the product of two numbers is 24 and the LCM is 12, what are the two numbers?

    asked by Trino
  218. gr 9 math

    3=3 ..-(P-1) 4

    asked by zack
  219. Algebra 2

    consider the interior angles of the triangle with vertices p=(=4.39,-0,948) q=(3.03,8.31) r=(4.21,6.54) find the angle of the vertex of p answer in units of degrees find the angle of vertex q answer in units of degrees

    asked by Emily
  220. Calculus

    (x) = x ^3 - 12 x + 11, write the equation of the line tangent to the curve at x = 1

    asked by Kerry
  221. math

    i know the square root of 36 is 6 but wat if their was a negative sign in side the square root box. Then one outside the box not inside and one on both places

    asked by jr
  222. Calculus HELP PLEASE!!!

    Find all extrema for the function y=x^5-2x^3+3 on the interval [-10...10]

    asked by Elizabeth
  223. calculus

    what is the integral of (e^x)/(sqrt(9(e^2x))-25)?

    asked by collegestudentstruggles
  224. Physic

    Salmon, swimming up the Fraser river to their spawning grounds, leap over all sorts of obstacles. The unofficial salmon-altitude record is an amazing 3.54 m jump (vertical distance). Assuming the fish took off at 45.0 degrees, what was its speed on

    asked by Steeve
  225. Math

    Middletown to star city is 232 miles. Middletown to Rileyville is 136 miles in the same direction. About how far is it Rileyville to Star city to the nearest hundred? How much difference is there between your estimate and the exact number of miles?

    asked by Ashley
  226. math

    Middletown to star city is 232 miles. Middletown to Rileyville is 136 miles in the same direction. About how far is it Rileyville to Star city to the nearest hundred? How much difference is there between your estimate and the exact number of miles?

    asked by Ashley
  227. math

    A number made up of the digits 4,5,and 6 is subtracted from a number made up of the digits of 0,2,8. The difference ia 157. Write out the entire problem?

    asked by AA
  228. Science

    Can a barge carry a heavier load without sinking in fresh water or salt water

    asked by Dalia
  229. Algebra Grade 7

    Convert 45 miles per hour to feet per hour. Round your answer to the nearest hundredth, if necessary.

    asked by rawr... im a dinosaur.... rawr
  230. math

    If a retailer buy a dozen of ruler for #3.50 each,what is its make-up percentage?

    asked by peres
  231. Algebra 2

    Is a sequence a function?

    asked by Anonymous
  232. 12th science (mathbio) biology

    Two plants biological information

    asked by Harsha
  233. MATH

    A continuous function, f, has domain all real numbers. If f(-1) = 5 and f(1) = -5, explain why f must have at least one zero in the interval [-1, 1].

    asked by LASHUNDA b
  234. Math

    the end point of a line segment is (-3,7) and the midpoint is (1-1) find the other endpoint

    asked by Matt
  235. MATH

    A continuous function, f, has domain all real numbers. If f(-1) = 5 and f(1) = -5, explain why f must have at least one zero in the interval [-1, 1].

    asked by LASHUNDA b
  236. American National Government

    Several controversial Supreme Court cases have come out of GITMO. One fundamental question that has been debated, but not clearly resolved, is to what extent the war on terror justifies the President's indefinite detention of "enemy combatants" without the

    asked by bobbiejo
  237. Health

    what type of bacteria is streptocoque

    asked by Health
  238. chemiswtry

    in a lab there is a spill of 47.5ml of .500 mol/l NaOH how many grams of Sulfuric acid is needed to neutralizethe spill

    asked by kim
  239. chemistry

    5.22kg of H2 reacts with 31.5kg of N2, which one is the limiting reactant?

    asked by rose
  240. math

    What is 7% of 360? How do I figure it out

    asked by Gabriel
  241. math

    an object is 18 x 23 inches. how many square inches is that?

    asked by diane
  242. Health

    what is the similarities between in home and community care and residental care facility

    asked by jessica
  243. Math

    How to change percent to fraction. 75%=

    asked by Deb
  244. CHEMISRY

    While in Israel you run into a group of people who are headed for the Rocky Mountains. You have always wanted to climb to the top of Pike's Peak and decide to join them. Pike's Peak has an altitude of 4300 m. What has happened to the atmospheric pressure?

    asked by Desiree
  245. Finite! please help

    an unfair coin with pr[tails]= .15 is flipped 6 times. what is the probability of getting AT LEAST 1 tail in the 6 flips?

    asked by Anonymous
  246. FINITEEEE

    An NBA player makes a successful free-throw 80% of the time. Find the probability that he is successful at least 4 times in 5 attempts?

    asked by Anonymous
  247. math

    Jenifers flower bed is in the shape of a right angle triangle. The shortest side is one/forth of the second shortest side. if the area is 18sqaured what are the lengths of ALL THREE SIDES? I NEED A ANSWER ASAP! PLEASE

    asked by zack
  248. English

    Locate the complete gerund or infinitive phrase and identify its use. Her motive was to keep peace in the family. Verbal Phrase: Use:

    asked by Taylor
  249. math

    what is 837 divided by f

    asked by rose
  250. simplify expression

    1y-2(y-6)

    asked by Bosley
  251. Force Physics

    A block with a mass of 12 kg and a sphere with a mass of 10 kg is suspended by two spring scales. What is the reading on the top and bottom scale?

    asked by Sam
  252. Math

    in a village there are 100 houses. there is a dog in 90 houses, a cat in 80 houses, a rabbit in 75 houses and a turtle in 65 houses. Among those 100 houses, how many, at least, have a dog, a cat, a rabbit, and a turtle?

    asked by Thander
  253. Chemistry

    Why is the temperature needed to freeze ocean water lower than the temperature needed to freeze the surface of a freshwater lake?

    asked by Anonymous
  254. Social Psychology

    Can someone give me examples of some Alpha Strategies and Omega Strategies? Note:I just need to get some ideas. My textbook have 2 Tables by (Knowles & Linn, 2004) which did NOT help much.

    asked by Shay
  255. Business Ms. Sue

    Reflecting on Visual Literacy in Business list five take-away’s. Explain why the five take-away’s are relevant to you. Then, describe at least one concept that is either still unclear to you, or one you’d like to explore further.

    asked by Quita
  256. lens surface

    A spherical generator is used to produce a -15.00D surface on glass of refractive index 1.80. The diameter of the cutting tool is 80mm and the radius of the cutting surface is 4mm. What is the angle between the axis of the tool and the axis of the lens? Do

    asked by kelly
  257. english 3 A

    Which one of the following is not an example of Puritan literature? A. Magnalia Christi Americana B. The Sot-Weed Factor C. The Bay Psalm Book D. The Day of Doom

    asked by karen