Questions Asked on
November 13, 2012

  1. Algebra 8th grade please help!!!!!!

    Using the numbers 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, multiplication, division, square, square root, cube, cube root) where the solution will be an irrational number. Explain why the result of your

    asked by April :)
  2. math help! 1 question!!!

    On a given blueprint, 1 inch = 16 feet. If the dimensions of the bedroom on the blueprint are 0.75 inches × 1.5 inches, what are its actual measurements 16 ft × 32 ft 12 ft × 24 ft 16 ft × 24 ft 12 ft × 32 ft

    asked by ?
  3. math help pls

    1. Evaluate 6r + 7 for r = 1.2. (1 point)0.2 7.2 13 14.2 2. Write an algebraic expression for “Julie runs three miles less than twice the number of miles, n, that Hannah runs.” (1 point)2n – 3 3n – 2 2n + 3 3n + 2 3. Solve 5s + 40 = 55 using number

    asked by Anonymous
  4. chemistry

    select from the following the most appropriate concentration for NaOH to titrate a sample that contains 250mg of aspirin: a. 0.01 M b. 0.10 M or c. 1.0 M and explain why you chose it.

    asked by Anonymous
  5. chemistry characterization & analysis of aspirin

    write a balanced equation that describes an acid base reaction that would allow you to determine the moles of aspirin present in a sample

    asked by molly
  6. Chemistry

    So I'm not exactly sure how to answer this problem. NaC2H3O2 is soluble Express your answers as ions separated by a comma. If the compound is not soluble, enter noreaction

    asked by Claire
  7. grammar

    1. the homework for this week the homework for this week this week’s homework **** homework’s week homeworks weeks 2. the handle of the basket the basket’s handle the handle’s basket ***** the baskets handle the baskets’ handle 3. the collars

    asked by jayson
  8. Physics

    The artist Anya Calderona constructs the mobile shown in the figure.(Figure 1) In the illustrated configuration, the mobile is perfectly balanced. Assume the strings and crossbars are massless. If Anya decides to make the star twice as massive, and not

    asked by Amy
  9. Chemistry

    How many grams of calcium carbonate, CaCO3, do you need in an antacid tablet to neutralize 20 mL of stomach acid? (stomach acid is 0.1 M HCl. There are 3.65g of HCl in 1L of stomach acid or 1g of HCl in 274g of stomach acid).

    asked by Marie
  10. Math, algebra!! Please help!!!!!!

    Using the numbers 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, multiplication, division, square, square root, cube, cube root) where the solution will be an irrational number. Explain why the result of your

    asked by Jessica
  11. Physics

    An astronaut in his space suit and with a propulsion unit (empty of its gas propellant) strapped to his back has a mass of 146 kg. The astronaut begins a space walk at rest, with a completely filled propulsion unit. During the space walk, the unit ejects

    asked by D
  12. physics

    Radio waves transmitted through space at 3.00¡¿10 8 m/s by the Voyager spacecraft have a wavelength of 0.120 m. What is their frequency?

    asked by Jason
  13. physics

    Storms in the South Pacific can create waves that travel all the way to the California coast, which are 12,000 km away. How long does it take them if they travel at 15.0 m/s?

    asked by Jeff
  14. physics

    Wind gusts create ripples on the ocean that have a wavelength of 5.00 cm and propagate at 2.00 m/s. What is their frequency?

    asked by Jason
  15. PHYSICS help!!!!! =)

    An object is rotating with an angular momentum 4.00 kg m2/s while being acted on by a constant torque 3.00 Nm. What is the angular speed of precession of the angular velocity of the object? A.1.33 rad/s. B.0.750 rad/s. C.12.0 rad/s. D.zero. E.It depends on

    asked by Elyse
  16. physics

    A freight train has a mass of 1.5 x 10^7 kg . If the locomotive can exert a constant pull of 7.5 X 10^5 N, how long does it take to increase the speed of the train from rest to 80 km /h?

    asked by tionne
  17. U.s. history

    3. The members of the Niagara Movement denounced Booker T. Washington’s advocacy of -gradual progress for African Americans. -immediate social equality for African Americans. -racial segregation of public schools. -African Americans running for national

    asked by Jessica
  18. chem

    the pressure 15 meters under water is 248 kPa what is the pressure in atm what is the pressure in mmHg

    asked by christie
  19. chemistry

    given 2CH3OH+3O2->2CO2+4H2O 1. Calculate number of grams of CH3OH required to react with 34.0L of O2 at STP. 2. How many liters of CO2 at 18 degrees Celcius and 6.94 atm are produced when 3.40 mol of CH3Oh is burned completely. 3. What volume of CO2 is

    asked by sheila
  20. algebra

    Shelly sews a blanket that has an area of 170 square feet. It has 30 square blocks, each the same size. What is the approximate length of each side of a block?

    asked by Anonymous
  21. Physics

    An air puck of mass 0.23 kg is tied to a string and allowed to revolve in a circle of radius 1.0 m on a frictionless horizontal table. The other end of the string passes through a hole in the center of the table, and a mass of 0.9 kg is tied to it. The

    asked by Greg
  22. Chemistry

    At room temperature, the surface tension of water is 72.0 mJ·m^–2. What is the energy required to change a spherical drop of water with a diameter of 1.80 mm to three smaller spherical drops of equal size? The surface area of a sphere of radius r is

    asked by Anonymous
  23. 7th grade social studies Ms. Sue please

    Multiple Choice 1. What was one cause of revolution in Russia? (1 point) The Russian economy was very strong. People were poor and had hard lives. Russians were content with their government. Prince Alexis died. 2. One cause of World War I was the (1

    asked by Delilah
  24. physics

    Two parallel plate capacitors are identical, except that one of them is empty and the other contains a material with a dielectric constant of 4.2 in the space between the plates. The empty capacitor is connected between the terminals of an ac generator

    asked by derek
  25. English - Ms. Sue help

    I need help with the poem "Scott's Goodbye"....it asks if the 4th stanza is slant rhyme. end rhyme. perfect rhyme. internal rhyme I think it is perfect rhyme - but I am not sure -

    asked by Deborah
  26. chemistry

    assuming the reaction goes to completion, determine the final concentration of NH4Cl in the calorimeter. NH4Cl(s)+ H2O(l)-> NH4Cl(aq) concentration of NH4Cl is 1.00M its specific heat is 3.93 and density is g/ml. note: the exact same question was asked for

    asked by sara
  27. Chemistry

    Which of these gases would you expect to have the largest van der Waals constant a? a. H2 b. HF c. F2

    asked by Anonymous
  28. chemistry

    0.24 grams of benzene (C6H6) is dissolved into 4.9 grams of melted biphenyl. The freezing point of the mixture was determined to be 4.4 degrees below the freezing point of pure biphenyl. Based on these results, what is the Kf of biphenyl? (Use the standard

    asked by Erin
  29. chemistry

    50ml of water at 49.6 C were mixed with 50ml of water at 25.1 C in a calorimeter also at 25.1 C. The final temperature was 30.1 C Assuming that neither the density of water nor its specific heat capacity change with temperature, calculate the total heat

    asked by fufi
  30. Physics

    The boom of a crane is 20 m long and is inclined 20ᵒ from the horizontal. A bucket of cement with a mass of 3000 kg is suspended from the upper end of the boom. What is the torque acting on the point where the boom is attached to the crane? A. 5.5 x 105

    asked by Tom
  31. algebra

    A movie theater charges $6 for an adult and $3 for a child. if the total amount was 1428 and there were 56 more children than adults - then how many children attended?

    asked by dawn
  32. Chem

    Is this reaction endothermic or exothermic? Ca(C2H3O2)2(s) = Ca2+(aq) + 2C2H3O2-(aq)

    asked by Chris
  33. calculus

    An auditorium with a flat floor has a large screen on one wall. The lower edge of the screen is 3 feet above eye level and the upper edge is 10 feet above eye level. Assume you walk away fron the screen at a rate of 3 ft/s while looking at the screen. What

    asked by Jason
  34. calculus

    A hot-air balloon is 150 feet above the ground when a motorcycle passes directly beneath it (traveling in a straight line on a horizontal road). The motorcycle is traveling at 40 mph. If the balloon is rising vertically at a rate of 10 ft/sec, what is the

    asked by Leigh
  35. economics

    Answer the next three questions on the basis of the following production possibilities data for Francia and Galacia. All data are in tons. (3 marks) Francia production possibilities: A B C D E Soup 60 45 30 15 0 Nuts 0 15 30 45 60 Galacia production

    asked by moha
  36. Math

    Jillian wants to organize her CD collection into wooden crates. Each crate holds 8 CDs. Jillian has 48 CDs. How can she use a picture to figure out how many crates she needs?

    asked by Max
  37. physics

    While fishing, you get bored and start to swing a sinker weight around in a circle below you on a 0.50 piece of fishing line. The weight makes a complete circle every 0.40 .

    asked by Anonymous
  38. trig

    Olivia has a pool slide that makes an angle of 25º with the water. The top of the slide stands 4.5 feet above the surface of the water. The slide makes a straight line into the water. How long is the slide?

    asked by Anonymous
  39. physics

    A test charge of +2 x 10^-7 C is located 5 cm to the right of a charge of +1 x 10^-6 C and 10 cm to the left of a charge of -1x10^-6 C. The three charges lie on a straight line. Find the force on the test charge? with solution

    asked by jesmaincruz
  40. Language arts

    i need help writing a newspaper article about Johnny Tremain i really don't know how to do a newspaper article cause my language arts teacher wont tell me how to succeed on this? :( im new on connections acadamy so i really don't know. PLEASE HELP!

    asked by Lilly
  41. Physics

    A person standing at the edge of a seaside cliff kicks a stone horizontally over the edge with a speed of 14.3 m/s. The cliff is 47.6 m above the water's surface. How far in meters from the base of the cliff does the stone land?

    asked by Asia
  42. chemistry

    Q#1:what would you look for in a tlc experiment to determine whether or not your sample was pure? Q#2:could you determine the extent to which your sample may be contaminated with the tlc technique?

    asked by Anonymous
  43. Geometry

    Find the coordinates of the circumcenter of triangle DEF D(6,0) E(0,6) F(-6,0)

    asked by Arianna1996love
  44. physics

    blocks 1 and 2 of masses 2 kg and 4kg, respectively, are connected by a light string, as shown above. These blocks are further connected to a block of mass 3kg by another light string that passes overr a pully of negligible mass and friction. Blocks 1 and

    asked by b
  45. Math

    Rick's car gets 29.7 miles per gallon on the highway.If his fuel tanks hold10.45 gallons,then how far can he travel on one full tank.?

    asked by Sunny
  46. precalculus

    Find the focus, directrix, and focal diameter of the parabola. x2 = 5y focus (x, y) = 0, 5/4 directrix:y=-5/4 focal diameter=5 Sketch its graph? my answers seem to be correct but i cannnot sketch the graph correctly.

    asked by Ama
  47. physics

    A projectile MUST____. List all that apply. a) experience a net downward force b) have a constant speed c) be accelerating d) be changing its velocity e) be moving downward f) have a horizontal motion in addition to a vertical motion

    asked by michael
  48. Physics

    A rotating wheel requires 8.00 s to rotate 29.0 revolutions. Its angular velocity at the end of the 8.00 s interval is 95.0 rad/s. What is the constant angular acceleration of the wheel? (Do not assume that the wheel starts at rest.)

    asked by Greg
  49. PHYSICS!?!@@!

    A 2.00-kg sphere is rotating about an axis through its center at 40.0 rev/s with the angular velocity in the +z direction. A torque 10.0 Nm acts on the sphere about the center of the sphere in the +x direction. What is the rate of change of the angular

    asked by Elyse
  50. physics

    A block rests on a frictionless horizontal surface and is attached to a spring. When set into simple harmonic motion, the block oscillates back and forth with an angular frequency of 9.0 rad/s. The drawing shows the position of the block when the spring is

    asked by Michelle
  51. honors algebra

    the volume V of a rectangular prism is given by V=lwh, where l is the length of the prism, w is it's width, and h is its height. The length of a certain rectangular prism is three times its width, and its height is 2 feet less than its width. write a

    asked by amy
  52. possessive form of nouns

    Could someone check my work please? 1. the homework for this week the homework for this week this week’s homework(my choice) homework’s week homeworks weeks 2. the handle of the basket the basket’s handle the handle’s basket(my choice) the baskets

    asked by jayson
  53. Chemistry

    Stomach acid is essentially 0.10 M HCl. An active ingredient found in a number of popular antacids is CaCO3. Calculate the number of CaCO3 needed to exactly react with 250 mL of stomach acid. CaCO3(s)+ 2HCl(aq)= CO2(g)+ CaCl2(aq)+ H20(l)

    asked by Brit
  54. physics

    A 11.1-kg block rests on a horizontal table and is attached to one end of a massless, horizontal spring. By pulling horizontally on the other end of the spring, someone causes the block to accelerate uniformly and reach a speed of 3.12 m/s in 1.17 s. In

    asked by Michelle
  55. Chemistry

    With the mass percent of Fe, oxalate ion, and water; find the mass percent of potassium ion in the complex iron salt difference. Fe= 11.37% H2O= 12.24% oxalate= 28.01%

    asked by Anonymous
  56. 3rd math

    Tessie multiplied 3x4, and then doubled it to find 6x8 .did she get the correct answer ? Explained

    asked by Anna
  57. Chemistry

    In the "Methode Champenoise," grape juice is fermented in a wine bottle to produce sparkling wine. The reaction is given below. C6H12O6(aq) 2 C2H5OH(aq) + 2 CO2(g) Fermentation of 712 mL grape juice (density = 1.0 g/cm3) is allowed to take place in a

    asked by Zachary
  58. physics

    What is the wavelength of an earthquake that shakes you with a frequency of 10.0 Hz and gets to another city 84.0 km away in 12.0 s?

    asked by Jason
  59. Physics

    Consider the conical pendulum, a mass on the end of a string, with the other end of the string fixed to the ceiling. Given the proper push, this pendulum can swing in a circle at an angle q of 25.5 with respect to the vertical, maintaining the same height

    asked by Luke
  60. Chemistry

    What volume of a 0.5 M solution is required to prepare 250 mL of a 0.15M solution? (Note: M = mole per Litre) Is 175ml correct?

    asked by Many
  61. Chemsitry

    Stomach acid is essentially 0.10 M HCl. An active ingredient found in a number of popular antacids is CaCO3. Calculate the number of grams of CaCO3 needed to exactly react with 250 mL of stomach acid. CaCO3(s)+ 2HCl(aq)= CO2(g)+ CaCl2(aq)+ H20(l)

    asked by Brit
  62. physics

    A projectile MUST____. List all that apply. a) experience a net downward force b) have a constant speed c) be accelerating d) be changing its velocity e) be moving downward f) have a horizontal motion in addition to a vertical motion

    asked by michael
  63. managerial economics

    Total cost function of a firm is TC= 200+4Q+2Q squared If the firm is perfectly competitive and the price of its product is $24, what is its optimal output rate?

    asked by louise
  64. Physics

    Water is flowing through a horizontal pipe at a rate 0.2 m3/s. The pipe narrows from a radius of 10 cm to 4 cm. What is the change in pressure?

    asked by Andrea
  65. Physics

    The 3.1 , 38-cm-diameter disk in the figure is spinning at 310 . How much friction force must the brake apply to the rim to bring the disk to a halt in 2.6 ? Express your answer using two significant figures.

    asked by Amy
  66. Language Arts

    Which of the following statements about a short story plot is not true? (1 point) The plot has a beginning, middle, and end. The plot is when and where the story takes place. The plot usually starts with a problem and ends with a solution.

    asked by Camryn
  67. Physics

    A cannon ball is fired at 50 m/s at a 37 degree angle above the horizontal. Calculate the time the cannon ball in the air, calculate how high it rises and calculate how far from the cannon the ball lands? Answers: 6.14 s, 46.2 m, 245.2 m

    asked by Victoria
  68. gas laws

    A balloon contains 10.0g of neon gas. With T kept constant, 10.0g of argon gas is added, and the volume of the balloon expands by less than 2 times. Why?

    asked by Parkin
  69. Physics

    A person standing at the edge of a seaside cliff kicks a stone horizontally over the edge with a speed of 14.3 m/s. The cliff is 47.6 m above the water's surface. How far in meters from the base of the cliff does the stone land?

    asked by Asia
  70. Physics

    a 65 kg male skater pushes a 45 kg female skater causing her to accelerate at a rate of 2.0 ms ^2 at what rate will the male skater accelerate? What is the rate of his acceleration?

    asked by tionne
  71. English 4

    Name five of the political or economic events in the seventeenth or eighteenth centuries that influenced social unrest.

    asked by Monica
  72. physics

    the side of an equilateral triangle is 20 cm identical charges of 1.5x 10^-5 C are placed at each of the 3 vertices. If a test charge is placed at the middle of equilateral triangle what force would be acting on the test charge?

    asked by jesmaincruz
  73. physics

    A remote-controlled car’s wheel accelerates at 22.7 rad/s. If the wheel begins with an angular speed of 11.0 rad/s, what is the wheel’s angular speed after exactly twenty full turns?

    asked by Alyssa
  74. science

    1.)A sample of ammonium nitrate contains 70 g of nitrogen.what is the mass of the sample? 2.)no. of gram atom of ca in 100 g of caco3(mol.wt. of caco3=100g)

    asked by divya
  75. social studies

    What physical feature in Africa is located in the northeast and separates it from Asia?

    asked by j
  76. chemistry

    given 2C6H6+15O2->12CO2+6H2O 1. Starting with a confined volume of 4.80L and O2 with a partial pressure of 223.1 torr at 25 degrees C. C6H6 is in excess. The reaction is allowed to proceed to completion. The container is returned to 25C. Both liquid water

    asked by stacy
  77. physics

    A remote-controlled car’s wheel accelerates at 22.7 rad/s. If the wheel begins with an angular speed of 11.0 rad/s, what is the wheel’s angular speed after exactly twenty full turns?

    asked by Alyssa
  78. chemistry

    CH3CH2CH=CHCH3 --KMnO4-> Include all steps of reaction, any additional reagents/conditions needed and the products formed. ive been stuck on this for hours need help please

    asked by CHRIS
  79. 3rd math

    What two multiplication facts can be added to find 3x7

    asked by morgan
  80. Physics

    A collision cart runs off the edge of a lab table that is 0.95 meters high. How fast did the collision cart leave the table and hit the floor when the cart lands 0.40 meters from the base of the table? Answers 0.91 m/s, 4.41 m/s

    asked by Victoria
  81. CHM

    How might chromophores, auxochromes, and solubilizing groups be responsible for the position of dyes on a chromatogram?

    asked by Jerett
  82. physics

    A person bending forward to lift a load with his back, as shown in the figure, rather than with his knees can be injured by large forces exerted on the muscles and vertebrae. The spine pivots mainly at the fifth lumbar vertebra, with the principal

    asked by Anonymous
  83. history

    please help me on my history assessment its due tomorrow morning so its urgent the assessment is based on world war 1 innovation and inventions we were to choose a technology and i choose weapons now we have to write how did weapons make world war 1 a war

    asked by tonitara
  84. precalculus

    Find the focus, directrix, and focal diameter of the parabola. y2 = 8x

    asked by Ama
  85. Physics

    Traveling at a speed of 20.0 m/s, the driver of an automobile suddenly locks the wheels by slamming on the brakes. The coefficient of kinetic friction between the tires and the road is 0.540. What is the speed of the automobile after 1.11 s have elapsed?

    asked by Tim
  86. MED 56

    The laundry bill is $33.80. If paid within 10 days,the company allows a 2.5% discount. Calculate the amount of the bill.

    asked by Cindy
  87. chemistry

    Microwaves are used to heat food in microwave ovens. The microwave radiation is absorbed by moisture in the food. This heats the water, and as the water becomes hot, so does the food. How many photons having a wavelength of 3.00 mm would have to be

    asked by Carson
  88. Physics

    car going 15 m/s is brought to a rest in a distance of 2.0 m as it strikes a pile of dirt. how much average force is exerted by the seatbelts on a 90 kg passenger as the car is stopped?

    asked by tionne
  89. Science Help!

    A light beam has a frequency of 5 x 1015 Hz. What is its wavelength?

    asked by Caroline
  90. Physics

    A sled and rider, gliding over horizontal, frictionless ice at 4.9{\rm m/s} , have a combined mass of 86{\rm kg} . The sled then slides over a rough spot in the ice, slowing down to 2.1{\rm m/s} What impulse was delivered to the sled by the friction force

    asked by Cassie
  91. stats

    You are a travel agent and wish to estimate, with 95% confidence, the proportion of vacationers who plan to travel outside the United States in the next 12 months. Your estimate must be accurate within 3% of the true proportion Find the minimum sample size

    asked by Anonymous
  92. physics

    When an object of mass m1 is hung on a vertical spring and set into vertical simple harmonic motion, it oscillates at a frequency of 14.2 Hz. When another object of mass m2 is hung on the spring along with the first object, the frequency of the motion is

    asked by Michelle
  93. Physics

    A race car starts from rest on a circular track of radius 445 m. The car's speed increases at the constant rate of 0.380 m/s2. At the point where the magnitudes of the centripetal and tangential accelerations are equal, find the following. (a) the speed of

    asked by Greg
  94. chemistry (molecular calculations)

    If you had 106.35 grams of Cl, how much Na would be required to convert i all to NaCl. I worked this problem and got 41.83 grams of Na, but I'm not sure if this is correct.

    asked by Eliza
  95. Physics

    Two people are talking at a distance of 3.4 m from where you are, and you measure the sound intensity as 1.0 10-7 W/m2. Another student is 4.2 m away from the talkers. What sound intensity does the other student measure? I just don't know how to start this

    asked by RW
  96. American history

    Can someone help me go over my answers 1. If you were a reform-minded person who, above all, loathed the social problems associated with alcohol, you would have been especially sympathetic to the (A. WCTU.) B. Mugwumps. C. Comstock Law. D. evangelical

    asked by Leeah
  97. gas laws

    A balloon contains 10.0g of neon gas. With T kept constant, 10.0g of argon gas is added, and the volume of the balloon expands by less than 2 times. Why?

    asked by Parkin
  98. Physics

    crane lifts a 75 kg girder 8.85 m. How much work does the crane do lifting with an upward acceleration of 1.20 m/s ^2?

    asked by tionne
  99. physics

    a plane flys 350 km south along a straight path with an average velocity of 125 km/h to the south. the plane has a 30 minute layover and then travels 220 km south with an average velocity of 115 km/h to the south. what is the average velocity of the trip

    asked by connor
  100. Math 150

    an online quiz is made of 10 multiple choice questions. each question on the quiz has choices a,b, or c. how many different ways are there to complete the quiz answering all 10 questions.

    asked by Anthony
  101. Math

    What are the least and greatest numbers written in the hundredths that could round to 164.8 and explain your answer?

    asked by Nicholas
  102. Physical Science Need Help Please!

    A light beam has a frequency of 5 x 1015 Hz. What is its wavelength?

    asked by Jana
  103. chemistry (molecular calculations)

    If you had 78.2 grams of K, how much oxygen is needed to convert it all to K2O?

    asked by Alex
  104. Chemistry

    6. Which one of the following statements about chemical bonding is not correct? a) Ionic bonding occurs when one atom donates electrons to another. b) When atoms bond, the resulting compound is of a lower energy state than that of the combining atoms. c) A

    asked by Many
  105. Math

    Letter 'C' on this question confuses me, please help! Holly has joined a video rental club. After paying $6 a year to join, she then has to pay only $1.25 for each new release she rents. a. Write an equation in intercept form to represent Holly’s cost

    asked by Anon
  106. Math

    during a match, pat kicks a football onto the roof of the stand. The stand and the path of the ball are at righ angles to each other. The path of the ball is given by y=2.5x-x^2÷15 The roof of the stand is given by y=x÷2+48 ÷5, where 18

    asked by Ellie
  107. physics

    A 82.5-kg climber is scaling the vertical wall of a mountain. His safety rope is made of a material that, when stretched, behaves like a spring with a spring constant of 1.82 x 103 N/m. He accidentally slips and falls freely for 0.739 m before the rope

    asked by Michelle
  108. Physics Help, Please

    Two speakers, A and B, are emitting identical, synchronized (in-phase) sound waves at 240kHz. A person standing a point C hears a relatively loud sound. She then starts walking towards point D, and notices the sound gets quieter, reaching a minimum when

    asked by Michael
  109. Math

    Please help me math is boring and I'm a kinestetic learner please help its not fun please help man!!

    asked by Sorrycanttellyou
  110. Math calculus

    an automobile starts from rest and travel 4 miles along a straight road in 5 minutes. Use the mean value theorem

    asked by Bernard
  111. physics

    The tub of a washer goes into its spin-dry cycle, starting from rest and reaching an angular speed of 2.9 rev/s in 8.5 s. At this point the person doing the laundry opens the lid, and a safety switch turns off the washer. The tub slows to rest in 11.6 s.

    asked by Alyssa
  112. physics

    The net external force on the propeller of a 3.9 kg model airplane is 6.8 N forward. What is the acceleration of the airplane?

    asked by Brett
  113. english

    beautiful china figures Are you look for an ideal gift for a friend or loved one?Why not choose one of our beautiful china figures to give to someone special.Each figure comes on a wooden stand with a gold plaque where we will engrave your chosen message.

    asked by llp
  114. math

    A bank teller has some five-dollar bills and some twenty-dollar bills. The teller has 10 more of the twenties. The total value of the money is $ 850. Find the number of five-dollar bills that the teller has.

    asked by sshelby
  115. Fundamentals of Taxation

    Tom and Betsy who are married filing jointly, reported a standard deduction of $11,400 on their 2010 tax return. They paid $500 to the state for income tax in 2010. In 2011, they received a $125 refund of state taxes paid in 2010. What is the amount that

    asked by Lourane
  116. 5th grade math word problems

    bob started each work on the hour. one day he decided to start work twenty minutes early. he started work when his digital watch had consecutive numbers. what time did he start work

    asked by Anonymous
  117. chemistry

    given 2C6H6+15O2->12CO2+6H2O 1. Starting with a confined volume of 4.80L and O2 with a partial pressure of 223.1 torr at 25 degrees C. C6H6 is in excess. The reaction is allowed to proceed to completion. The container is returned to 25C. Both liquid water

    asked by stacy
  118. Physics

    A ball rolls off the edge of a table that is 1.03 m high, and it strikes the floor at a point 1.40 m from the base of the the table. What is the initial speed in m/s of the ball?

    asked by Asia
  119. finite math

    three cards are randomly drawn without replacement from a standard deck of 52 cards. What is the probability of drawing an ace on the third draw?

    asked by ryan
  120. Chemistry

    How many grams are in 50.0 mL 2.0 M of HCl? Please help me!!! I think the answer is 3.57g but I am not sure. Thank you :)

    asked by Mary
  121. physics

    a 70 kg box is pulled by a rope that exerts a 400 N force at angle of 30 degrees to the horizontal the leading coefficient of kinetic friction id 0.50. draw a diagram. draw a free body diagram . find the acceleration of the box.

    asked by tionne
  122. social studies

    why did the aztec start war?

    asked by April
  123. Help, Math 8th grade!!!!!

    14. Triangle ABC has coordinates A(1, 4); B(3, –2); and C(4, 2). Find the coordinates of the image A'B'C' after a reflection over the x-axis. Please help!! I need answer now!! I have been working on this problme for over an hour cant get it, please help,

    asked by Esther
  124. Lies

    What is a synonym for ugly

    asked by G
  125. ENGLISH/DEFINITION

    WHAT DOES ACOOUNT OUTLIER MEAN BOI?

    asked by URGENT!!!
  126. Math

    Dorian's score of 558 on the writing portion of the 2009 SAT exam placed him in the 72nd percentile. If the mean on this exam was 493, what was the standard deviation?

    asked by Angie
  127. english

    Word bank agenda amiable befuddle blight boisterous clarity compliant conserve debut gory gross induce leeway limber maze oracle partisan reimburse vacate vagabond You certainly have a right to cheer for your team but try not to become to ___ and unruly

    asked by Jerald
  128. English

    Choose the best way to correct the fragments below. If the item is a complete sentence, choose option d. A.Before we buy or tickets tomorrow. B.Before we buy our tickets, we should check the weather. C.We buy our tickets before. D.This is a complete

    asked by Deborah
  129. 8th grade math

    What is the area.in square yards of a rectangular Field that is 25 yards long and 20 yards wide.

    asked by neka
  130. chemistry

    CH3CH2CH=CHCH3 --KMnO4-> Include all steps of reaction, any additional reagents/conditions needed and the products formed. ive been stuck on this for hours need help please

    asked by CHRIS
  131. Physics

    What is the orbital speed of a satellite of mass 490 kg in geostationary orbit?

    asked by Josh
  132. physics

    A staging that weighs Wstaging supports a painter weighing 170 N. The reading on the left scale is 490 N and the reading on the right scale is 220 N. 490 N 220 N What is the weight of the staging? Answer in units of N

    asked by Liam
  133. math

    a school is divided into 4 houses,P,Q,R and S.On sports day,the students line up so that a student from P is first in line,then a student from Q then a student from R then a student from S,then a student from P and so on with same order repeating.From what

    asked by wan
  134. physics

    A soccer ball kicked with a force of 14.8 N accelerates at 6 m/s2 to the right. What is the mass of the ball?

    asked by Brett
  135. art

    1. This type of artwork can usually be found on buildings or other public property. (1 point)scraffito intaglio graffiti graphics 2. This is an example of artwork that uses the written word. (1 point)photography calligraphy intaglio scraffito 3. This is

    asked by Anonymous
  136. physics

    Fred the otter climbed to the top of an inclined plane. His friend, Giselle the giraffe, suggested that he was so small that gravity would ignore him and he would be unable to slide down. "On the contrary", said Fred, "Since this slope makes an angle of

    asked by swag
  137. Physics HELP!!

    Four masses are connected by 27.1cm long, massless, rigid rods. If massA=237.0g, massB=511.0g, massC=257.0g, and massD=517.0g, what are the coordinates of the center of mass if the origin is located at mass A? ^ I already got this part: x coordinate- 13.78

    asked by sarah
  138. Spanish Beg. 1 - help

    In Spanish, dates are formed by using _________ + ___________ + __________ + __________ + . please help!!!!

    asked by Laruen
  139. Physics

    An advertising firm has contacted your engineering firm to create a new advertisement for a local ice-cream stand. The owner of this stand wants to add rotating solid cones (painted to look like ice-cream cones, of course) to catch the eye of travelers.

    asked by John
  140. Chemistry

    To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy must the electrons have in order to resolve a protein molecule that is 5.40 nm in diameter? Take the mass of an

    asked by Garcia
  141. math

    If sinx=3/5,cosy=-12/13,where x and y both lie in 2nd quad.Find the value os sin(x+y).

    asked by Anonymous
  142. Physics

    A robot probe drops a camera off the rim of a 105.0 m high cliff on Mars, where the free-fall acceleration is -3.70 m/s2. Find the velocity in m/s with which the camera hits the ground.

    asked by Asia
  143. chemistry

    what is the name of the 9 carbon continuos-chain alkane?

    asked by Mountain
  144. physics

    How high will an object rise if it is projected upward at a 45 degree angle and an initial velocity of 50 m/s?

    asked by Jimmy
  145. Gas Laws

    What equation would I use to solve this problem: The volume of a balloon is 3.78 L at 22.8°C. The balloon is heated to 42.4°C. Calculate the new volume of the balloon.

    asked by Parkin
  146. Maths

    Find the derivatives of these: f(x)=(√(x))sinPix Also: f(x)=√(Cosx+sinx) Steps would be greatly helpful as I will be able to use them as reference. Thank you.

    asked by Alexis
  147. english - Ms. SUe

    My friend Mary is coming with us to the zoo. Identify the underlined part which is My friend Mary complete predicate complete subject simple predicate simple subject I think it is complete subject...?

    asked by Deborah
  148. Physics

    a spring with a spring constant k= 1340 N/m is oriented find the rate of compression

    asked by tionne
  149. Physics

    A 96.6-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is (a) accelerating upward with an acceleration of 1.79 m/s2, (b) moving upward at a constant speed, and (c) accelerating downward with an acceleration of 1.14

    asked by Tim
  150. Algebra

    Task Type: Individual Project Deliverable Length: 3 Parts: See Assignment Details Points Possible: 150 Due Date: 11/5/2012 11:59:59 PM CT Weekly tasks or assignments (Individual or Group Projects) will be due by Monday and late submissions will be assigned

    asked by Grace
  151. English

    Word bank agenda amiable befuddle blight boisterous clarity compliant conserve debut gory gross induce leeway limber maze oracle partisan reimburse vacate vagabond Choose a word from the word bank to find a word that is most nearly or the same to the words

    asked by Jerald
  152. Chemistry

    How many moles of acid are there in 20 ml of a 2.0 M HCl solution?

    asked by Sade Brown
  153. pre-algebra

    write 16/19 in decimal notation

    asked by lisa
  154. Math

    Tell whether the data collected is continuous or discrete. Rose recycles aluminum cans each week. She records the total number of cans she recycles each week. Jackson is at a crab race. He records the distance traveled by his pet crab each minute.

    asked by Anonymous
  155. chemistry

    describe basic steps to take re-crystalizing synthesized aspirin. using two solvents to perform this task (ethanol and water)which solvent should be used to dissolve the aspirin and which one should force it out of the solution

    asked by morgan
  156. physcis

    A soccer ball kicked with a force of 14.8 N accelerates at 6 m/s2 to the right. What is the mass of the ball?

    asked by Brett
  157. Algebra 2

    Plan A charges $5 per minute plus a one time monthly fee of $75 and plan B charges $7 per minute, plus a one time monthly fee of $25. After how many minutes will the total cost of the two equations be the same?

    asked by Bill
  158. quemistry

    arrange the following groups of elements in order of increasing ionization energy : a. Be,Mg,Sr. b. Bi,Cs,Ba. c. Na,A1,S

    asked by cris
  159. physics

    what is acceleration of an object over a 4second period if its starting velocity is 8 m/s and it velocity is 20 m/s?

    asked by christina
  160. math

    the population of Ling is partly english and partly french.If 80% speak english and 70% speak french,what percentage speak both languages?

    asked by wan
  161. math

    simplify 10 to the -4 power

    asked by destiny
  162. simple interest

    if i deposit 3,500 dollars at and intrest rate of 71/2% per year for 5 years what would my interest amount be?

    asked by lou
  163. Science

    1. A certain radar installation transmits electromagnetic radiation with a wavelength of 2.5 cm. What is the frequency of this radiation? 2. For the radar above, how many seconds will it take for a signal to reach an airplane 15 km away, and return to the

    asked by Caroline
  164. physics

    A crate of mass 96 kg is loaded onto the back of a flatbed truck. The coefficient of static friction between the box and the truck bed is 0.14. What is the smallest radius of curvature, R, the truck can take, if the speed with which it is going around a

    asked by Josh
  165. social studies

    What physical feature is in Africa that is located in the north and separates it from Europe?

    asked by t
  166. Math

    Word Bank agenda amiable befuddle blight boisterous clarity compliant conserve debut gory gross induce leeway limber maze oracle partisan reimburse vacate vagabond Ms. Fillmer explained with such ____- how to go about changing a tire that I felt that even

    asked by Jerald
  167. finite math

    three cards are randomly drawn without replacement from a standard deck of 52 cards. What is the probability of drawing an ace on the third draw?

    asked by ryan
  168. Physics

    A girl riding a bicycle at 2.16 m/s throws a tennis ball horizontally forward at a speed of 1.38 m/s relative to herself. The tennis ball lands 1.84 m horizontally from the point at which the girl released the ball. How high above the ground was the ball

    asked by Asia
  169. English

    Word bank agenda amiable befuddle blight boisterous clarity compliant conserve debut gory gross induce leeway limber maze oracle partisan reimburse vacate vagabond The high point of the social season was the formal ____ of young ladies at the annual

    asked by Jerald
  170. Physics

    A 5-m-long string, fixed at both ends, has a mass of 9 g. If you want to set up a standing wave in this string having a frequency of 298 Hz and three antinodes, what tension should you put the string under? I got 0.009kg(a984.68m/s)^2/5=7090 N it still

    asked by Ray
  171. American history

    2. The Wilmot Proviso was a proposed amendment to a military appropriations bill that would A. permit the slavery issue to be determined by popular sovereignty. B. regulate competition between free and slave states. C. ban slavery in territories acquired

    asked by Leeah
  172. math

    a cabinet will inclose a rectangular loud speaker system and will have an internal volume of 2.4 cubic feet. The height will be 1.5 times the width. What are the dimesnions of the enclosure that can be constructed at a minimum cost?

    asked by diwas
  173. Chem 1A

    Would I use half reactions to balance: Cl_2 --> Cl- + ClO_3- ?

    asked by Parkin
  174. MATH FIFTH GRADE MATH!!!!!!!!!!!!!!!!!!

    WHICH DATA LANDMARK BEST REPRESENTS THE NUMBER OF HOURS A TYPICAL STUDENT WATCHES TV-------------------- THE MEAN, MEDIAN, OR MODE

    asked by URGENT!!!
  175. math

    what is 4x8????

    asked by telsm
  176. english

    In this case: Your teacher is carrying a pile of heavy books. Offer help. what is better to say? Shall I carry that for you? or Sorry, can I help you? Thanks :) Minnie

    asked by Minnie
  177. English

    Can someone please proofread my essay, if so let me know and if you don't mind giving me your email address so I can send it to you Thanks

    asked by Jessica
  178. Finance

    United Technology Corporation (UTC) has $40 million of convertible bonds outstanding (40,000 bonds at $1,000 par value) with a coupon rate of 11 percent. Interest rates are currently 8 percent for bond of equal risk. The bonds have 15 years left to

    asked by John
  179. Trigonometry

    simplify using imaginary number i. Division: square root of -5/square of -7.

    asked by Josh G.
  180. Math

    A bag contains 10 marbles: 1 red, 2 blue, 3 green, and 4 yellow. I reach into the bag and pick 5 marbles at random. Determine the probability that my pick has: (a) At least 2 yellow marbles. (b) At least 2 yellow marbles and at least 1 green marble. (c)

    asked by April
  181. Physics

    sofa wont fit through the door so i lift the 86.1 kg sofa 17.2 m from the street. how much time will the lift take?

    asked by tionne
  182. math

    what is a median using math what graph do you use when your listing peoples favorite sport and height how many types of grapha are there please name all

    asked by Anabelle
  183. physics

    find the change n momentum of a 1120-kg car that increases its speed / what minimum force is need to do this?

    asked by tionne
  184. math

    If p is an odd prime, prove that (2/p)=(-1)^[(p^2-1)/8]

    asked by Amanda
  185. chemistry re crystalizing

    describe basic steps to take re-crystalizing synthesized aspirin. using two solvents to perform this task (ethanol and water)which solvent should be used to dissolve the aspirin and which one should force it out of the solution

    asked by justin
  186. math

    A Japanese beetle has a lenght between0.3 and 0.5 inch. Find two lenghts that are within the given span. Write them as fractions in simplest form.

    asked by marquisha
  187. Physics HELP!!

    What is the vector product of (4, -3, -5) and (5, -4, 2)? A. (-26, -33, -1) B. 22 C.(20, +12, -10) D.(9, -7, -3) E.(14, -17, -1)

    asked by Elyse
  188. precalculus

    Verify the identity. csc t − sin t/csc t= cos2 t

    asked by Ama
  189. physics

    The net external force on the propeller of a 3.9 kg model airplane is 6.8 N forward. What is the acceleration of the airplane?

    asked by Brett
  190. Calculus

    use implicit differentiation to find dy/dx if x^3+y^3=6xy

    asked by Jeremy
  191. Calculus

    use implicit differentiation to find dy/dx if x^3+y^3=6xy

    asked by Jeremy
  192. maths

    simplify: 9X2 ---- 21X2

    asked by Anonymous
  193. ACT Math

    Carlos goes to a local deli for lunch and orders a sandwich. He needs to choose a bread, a meat, a vegetable, a cheese and a source. How many sandwich combinations are possible? Assume Carlos always pick only one item from each category. Bread: Italian,

    asked by Albert
  194. Science 8R - help

    Homework - Look around your house and give an example of each phase of matter phase of matter is gas, liquid, and solid????? right???

    asked by Laruen
  195. math

    rewrite each expression using the distrubitive property 6x + (-5x)

    asked by al
  196. Math

    How do I factor (ab+3a-5b-15) by grouping?

    asked by LeeAnn
  197. math

    14 +(-2-(-2)to the 3rd) power

    asked by destiny
  198. 7th grade English Ms. Sue please

    1. Which of the following examples of dialogue shows the correct punctuation? (1 point) Madison said, "We should all go to the hardware store". Madison said, "We should all go to the hardware store." Madison said "We should all go to the hardware store."

    asked by Delilah
  199. Physics

    Frida hits a volleyball so that it moves with an initial velocity of 6.76 m/s straight upward. If the volleyball starts from 1.84 m above the floor, how much time will it be in the air before it strikes the floor?

    asked by Asia
  200. Physics

    Find the gravitational force exerted by a 0.525 kg mass on a 0.109 kg mass 2.04 m away.

    asked by Anthony
  201. math

    compounded- what would be the amount of compound interest on $12,000 invested for one year at 6%, compounded quarterly? round your answer to the nearest tenth. could you show me the work please ? i had $737.00 is that answer correct?

    asked by linda
  202. physics

    The atmospheric pressure above a swimming pool changes from 771 to 772 mm of mercury. The bottom of the pool is a rectangle (11 m cross 21 m). By how much does the force on the bottom of the pool increase?

    asked by Anonymous
  203. math

    x^2=-11x-10 ?

    asked by linda
  204. Alegabra

    Russell Gossman is training for the Olympics. He wants to know the distance across Lake Royal, so he can write in his training logbook how far he rows each day. If from one point on the shore to one side of the lake is 13 km and from the same point to

    asked by Secret
  205. science

    what is an artery thattakes the oxygen rich blood to the rest of the body from the heart

    asked by amanda
  206. World Geography

    What does the rain-shadow effect cause? Where in South America is affected greatest by the rain-shadow effect? Please help me!!!!!! thanks :)

    asked by Kempner H.S
  207. math

    5x^2-20x=0 ? How to simplify

    asked by linda
  208. Math

    Rick's car gets 29.7 miles per gallon on the highway.If his fuel tanks hold10.45 gallons,then how far can he travel on one full tank.?

    asked by Sunny
  209. Physics

    Two people are talking at a distance of 3.4 m from where you are, and you measure the sound intensity as 1.0 10-7 W/m2. Another student is 4.2 m away from the talkers. What sound intensity does the other student measure?

    asked by Ray
  210. chem

    what is the ph of a solution in which 250.0 ml of .200 M HNO3 is added to 280.0 ml of .150 Ba(OH )

    asked by k
  211. Math

    Tens and hundred digits are equAland ones and thousands have a sum equal to one of the middle digits the entire digit sum is 21 what year was it made in

    asked by G
  212. Math, Physics

    The pressure in a fire hose is 20 atm. How high can a firefighter spray water from this hose? One atm is about 1×105 Pa. The density of water is 1.0 g/ml, or 103 kg/m3. The acceleration of gravity, g, is 9.8 m/s2.

    asked by Willie
  213. chemistry

    What role does RNA play in proteomics and why?

    asked by sherry
  214. chem

    If an albumin solution replaces starch inside the dialysis tube, would it be detected in the liquid outside the dialysis tube

    asked by prince
  215. Business

    Explain, in several paragraphs (no more than four), the implications of the Malcolm Gladwell article, "How David Beats Goliath." Apply some aspects of the article to your experience and future.

    asked by Mary
  216. math

    How do you write this problem in algebraic expression (four different people came in today; and each bought one third of a box and 13 candies)

    asked by chase
  217. Math

    An object is acted upon by two forces, u and v, with direction angles €u and€v, respectively. Find the direction and magnitude of the resultant force. U= 30lb €u = 0degrees v= 90lb €v =60 degrees

    asked by Jace
  218. psychometric test

    Hi i have been given an experiment paper on personality, in this we have to come up with an updated version of Eysencks (EPI) questionnaire. This is to measure extroversion only ,we are measuring concurrent validity. Im having difficult in answering the co

    asked by tom
  219. physics

    How high will an object rise if it is projected upward at a 45 degree angle and an initial velocity of 50 m/s?

    asked by Jimmy
  220. math

    compare and order 7/12, 2/3, and 6/15

    asked by Cullen
  221. physics

    an object accelerates at 0.8m/s2 when a resultant force of 200n is acting on it what is the mass of the object

    asked by james
  222. Physics

    True or false: If two planets have the same mass but the second one has twice the gravity, it must have four times the radius

    asked by Willie
  223. English

    Correct the sentence or choose D if it is complete. Bring money for snacks. A.Bring money for snacks when we go to the zoo. B.Will you bring money for snacks? C.You should bring money for snacks. D.This is a complete sentence. No correction is necessary I

    asked by Deborah
  224. English

    Correct the following sentence or choose D if correct. The oldest animal at the zoo. A.At the zoo, the oldest animal. B.Saw the oldest animal at the zoo. C.The tortoise is the oldest animal at the zoo. D.This is a complete sentence. No correction is

    asked by Deborah
  225. physics

    A tow truck does 3.5 k j of pulling horizontally on a stalled truck to move 2.8 m horizontally in the direction of the force. What is the magnitude of the force.

    asked by sam
  226. biology

    i need help with my genisis essay and it cant involve religion

    asked by victor
  227. math

    5x^2=45 How to simplify?

    asked by linda
  228. algebra

    How do you graph y=4^x

    asked by antonio
  229. problem solving

    An average-size female spider and a large spider can lay a total of 2100 eggs at one time. the large spider lays 20times the number of eggs as the average-size spider. how many eggs does the average sized spider lay

    asked by jose
  230. Physics

    Please help The year is 2115. There is a high jump competition on planet Mars. An athlete of mass 72 kg who has been clearing a height of 2.44 m on Earth just the week before is competing here. What is the height this athlete can expect to clear in this

    asked by Gabby
  231. Calculus

    Find the absolute maximum & minimum of the function f (x)=e^x for any closed interval [a,b] Justify your answer.

    asked by Daniella
  232. chemistry

    CH3CH2CHCHCH3 --HIO4-> | | HO OH Include all steps of reaction, any additional reagents/conditions needed and the products formed. ive been stuck on this for hours need help please

    asked by CHRIS
  233. calculus

    okay i need to find the derivative of f(x)=πsin2x and f(x)=cosπx^2 ---------------- π is pi and if you could show steps it would be GREATLY appreciated. thank you so much!

    asked by tim
  234. calculus

    The Horizontal Assymptote for the graph of f(x) = (-6x3 +2x + 5)/(x3-1) is the horizontal line with equation y=___

    asked by joel
  235. Maths

    Find the derivatives of these: f(x)=√

    asked by alexis
  236. College Algebra

    Find a polynomial function f(x), with real coefficients, that has 1 and 3+2i as zeros, and such that f(-1)=2 (Multiply out and simplify your answer)

    asked by Patrick
  237. math

    please graph 4x^2/(x^3-1) and show asymptotes

    asked by Betty
  238. Physics

    An airplane has a mass of 2.04 × 104 kg and takes off under the influence of a constant net force of 2.18 × 104 N. What is the net force that acts on the plane's 86.0-kg pilot?

    asked by Tim
  239. French

    Fill in the blanks. On regarde la carte ____ de commander. Pierre ___ a(accent grave) italien au lyce(accent aigu)e.

    asked by Helene
  240. writing. to pilgrims

    Subject. writing to pilgrims. I need help on 3 reasons why pilgrims should not eat turkey for thanksgiving and examples with it.

    asked by Celest
  241. English

    None of us could possible overlook the ___ error the waiter made in adding up our check gross?

    asked by Jerald
  242. science

    summerize how isostatic adjustments affect isostasy

    asked by crissy
  243. Physics

    A helicopter drops a box from 120m in the air. a. Determine the time the box is in the air. b. determine the velocity the box would have right before it hits the ground c. Before the helicopter had a horizontal velocity of 55/s. Determine the distance the

    asked by Karen
  244. spelling

    eioubdhrs unscramble

    asked by Anonymous
  245. English

    I think we should visit the monkeys first. Identify the word visit in the sentence... complete predicate complete subject simple predicate simple subject I think it is simple subject? yes?

    asked by Deborah
  246. Chemistry

    A 5ml, 10ml, 15 ml, and 20ml Aliquot of 0.010 M sodium salicylate solution was diluted to 100 ml in four different 100ml volumetric flasks with the iron (III)Chloride solution. What are their concentrations.

    asked by Emma
  247. Calculus

    Consider f(x)=x^3-x over the interval [0,2]. Find all the values of C that satisfy the Mean Value Theorem (MVT)

    asked by Daniella
  248. medical coding/billing

    I need help finding the ICD-9-CM code for excision of left flank tissue mass. Layered closure measuring 4cm with margins prior to excision?

    asked by bp
  249. 7th grade math

    how do I write an equation for "fifteen decreased by twice n equals 13"

    asked by karen
  250. math question

    How do you write 1/2 as a percent?

    asked by JJ
  251. English - Ms, Sue

    After that, we can get some popcorn at the snack bar. Identify can get some popcorn at the snack bar... complete predicate complete subject simple predicate simple subject I think it is complete predicate - yes?

    asked by Deborah
  252. science

    whats silicons biggest isotope and which one is the smallest?

    asked by Cody Coen
  253. math

    I need to write a multiplication or division equation with a variable for the unknown for this problem: Maddie plants 3 seeds in each of 15 plots.

    asked by stephanie
  254. trigonometry

    Suppose (x, y) =(4, -5) and θ is an angle in standard position with (x, y) on its terminal side. What is the degree measure of angle θ? im not sure how to do this one problem plz show step by step

    asked by v
  255. algebra

    six people ate one tenth of a pie and there was two fifth left. How much pie did she start with?

    asked by k
  256. math

    kevin has a rabbit,a ferret,a gerbil,and a turtle. he feeds them in a different order every day. in how many different orders can kevin feed his pets

    asked by kevin
  257. Physics

    average force

    asked by tionne
  258. Physics

    An airplane is flying in a horizontal circle at a speed of 106 m/s. The 81.0 kg pilot does not want the centripetal acceleration to exceed 6.16 times free-fall acceleration. Find the minimum radius of the plane’s path. The acceleration due to gravity is

    asked by Kyla
  259. Calculus

    Can I simplify (x^.75)((200-3x)^.5)?

    asked by Devin
  260. general chemistry

    The gas with a pressure of 1100 at 175 is cooled to 0 °C find out what the Pf= in torr

    asked by jazmin
  261. probablility

    you have blue, yellow and green marbles. 24 marbles in bag, how many are blue

    asked by Anonymous
  262. math

    A Trapezoid has an altitude of 12 cm.. its parallel sides measure 10 and 8 cm .. Whats the area

    asked by Anonymous
  263. Science

    I need help with static electricity and generating current electricity.

    asked by Aamira
  264. Pre-calculus

    A sailboat leaves port and sails for 7 miles NE and then 9 miles NW. If the speed remains constant, what bearing would take the sailboat home?

    asked by Jo
  265. 5th grade math

    what is 1 minus 1-sixth minus 11 eighteenths?

    asked by Ryan
  266. algebra

    *simplifying rational expressions a. 6x+12/4-x b. 3x^2/12-2x

    asked by jaime
  267. english

    What is right? You might be taller, but I can jump higher! or .. I could jump higher?

    asked by Minnie
  268. chemestry 130

    6.00 moles H2S*6.02*10^23/1 mole H2S

    asked by Anonymous
  269. Math

    What is the next number in the pattern 20,000;4,000;800;160;____

    asked by Christian
  270. Math

    Identify the property or rule shown by each number sentence: 5 * (2*4) = (5*2) *4

    asked by Nick
  271. precalculus

    Write the trigonometric expression in terms of sine and cosine, and then simplify. cos u + sin u tan u

    asked by Ama
  272. Social work

    Select a culture that you are familiar and describe the structure and culture of that community?

    asked by Keke
  273. science

    FORGET IT I WILL ASK SOMEONE ELSE:(

    asked by Cody Coen
  274. physcis

    A soccer ball kicked with a force of 14.8 N accelerates at 6 m/s2 to the right. What is the mass of the ball?

    asked by Brett
  275. Fundamentals of Taxation

    Taxable income includes: a. child support b. sick pay c. welfare payments d workers compensation payments

    asked by Lourane
  276. Fundamentals of Taxation

    A taxpayer can exclude from income interest received from: a a savingsaccount established at a local bank b. a credit union c. a seller-financed mortgage transaction d. municipal bonds issued by the state.

    asked by Lourane
  277. Fundamentals of Taxation

    Hamad is an employee of Mountain Company. He properly completed his Form 1040EZ tax return and was requird to pay the IRS $1,244 at the time of filing. He had income tax withholding during the year of $4,782. His tax liability for the year was a $1,244 b

    asked by Lourane
  278. US history

    What were the gains and losses of British and American Revilution?

    asked by Lily
  279. math

    what % of the numbers are multiples of 3 from the hundreds chart

    asked by wan
  280. College Algebra

    6000 seat theater tickets for sale $25 and $40 how many tickets should be sold at each price for total revenue of $192,000

    asked by Varice Anderson
  281. math

    what %of the numbers are multiples of both 2 and 3

    asked by wan
  282. math

    evaluate the following expression if a= -2, h=5 and w= -8 aw^2(w is squared)-hw I did (-2)(-8)^2-(5)(-8) (-2)64-(5)(-8) -128-(5)(-8) -128-(-40) -128=40= -88 I believe this is correct but I want to make sure. Thank you for your help

    asked by Es
  283. math

    what % of the numbers are factors of 100

    asked by wan
  284. Chemistry

    If 32.6 g of aluminum is produced, how many moles of aluminum nitrate is reacted?

    asked by Kim
  285. math

    what %of the numbers are prime numbers

    asked by wan
  286. Precalc

    Prove or disprove the following identity. cos(-x) - sin(-x) = cos(x) + sin(x)

    asked by George
  287. math

    how many multiples of 11 are there between 200 and 500

    asked by wan
  288. Precalc/Triangles

    Draw and solve any triangles satisfying alpha = 29 degrees a = 7 c = 14 I realize I need to draw a non-right triangle and label the sides but I am completely confused one what to do after I draw the triangle

    asked by Greg
  289. Trig Identity

    Prove or disprove the following identity sin^4theta - cos^4theta = sin^2theta-cose^2theta

    asked by Jerry
  290. math

    What properties of light do the frequency and amplitude of light waves represent?

    asked by rachel
  291. English

    After that, we can get some popcorn at the snack bar. Identify "Can get some popcorn at the snack bar" complete predicate complete subject simple predicate simple subject I think it is complete predicate - tell me I'm right... :)

    asked by Deborah
  292. Fundamentals of Taxation

    Taxable income includes; a child support b sick pay c welfare payments d workers compensation payments would the answer be a

    asked by Lourane
  293. Prove or disprove?

    cos(X+pi/6) + sin(x-pi/3) = 0 I am working with one side but I am not sure if I can subtract at all here.

    asked by Jerry
  294. math

    last year bob's age was a square number and next year it will be a cube number.How old is Bob now?

    asked by wan
  295. maths

    A 3 cm cube is painted on all its faces.It is then cut into 1 cm cubes.How many cubes will have paint on exactly 2 faces?

    asked by wan
  296. Calculus

    Find an equation of the tangent line to the curve for the given value of t. x=t^2-2t, y=t^2+2t when t=1

    asked by James
  297. English

    You certainly have a right to cheer for your team but try not to become too _____ and unruly partisan? You told me partisan was wrong but its my only word left

    asked by Jerald
  298. Physics

    In 0.369 s, a 14.2-kg block is pulled through a distance of 3.60 m on a frictionless horizontal surface, starting from rest. The block has a constant acceleration and is pulled by means of a horizontal spring that is attached to the block. The spring

    asked by cody
  299. Physics

    A certain light truck can go around a flat curve having a radius of 150 m with a maximum speed of 29.0 m/s. With what maximum speed can it go around a curve having a radius of 88.0 m?

    asked by Greg
  300. English

    What are the minor affirmative claims to the gap between rich and poor widening?

    asked by Tara
  301. Molecular calculations (chemistry)

    If you had 19 grams of F, how much Ca would you need to convert all of the F to CaF2?

    asked by Eliza
  302. Art History

    During the early 20th century, Americans saw themselves as different than Europeans and used art to reflect this idea. true or false?

    asked by Christine
  303. math

    from hundreds chart,what % of the numbers are multiples of both 2 and 3

    asked by wan
  304. Spanish Beg. 1 - help (anyone???)

    ___________, __________, ________, and __________ all mean the please help

    asked by Laruen
  305. Basic Algebra

    -1/4 (x-8) +1/2 (x+2) =x+3

    asked by Rosemary
  306. Prove or Disprove

    Cos(X+y)cos(x-y)= cos^2theta - sin^2theta I foiled the left side as a start because I can kind of see sin^2+cos^2=1 but I can't finish.

    asked by Jerry
  307. math

    a basketball player scored 40 times during one game. she scored a total of 65 points, two for each two point shot and one for each free throw. how many two point shots did she make? how many free throws

    asked by Anonymous
  308. math

    from hundreds chart,what % of the numbers are factors of 100

    asked by wan
  309. Math

    The difference between the two numbers is 14. The LCM of the two numbers is 16. Find the two numbers

    asked by Logan
  310. math

    from hundreds chart,what % of the numbers are prime numbers

    asked by wan
  311. Spanish Beg. 1 - help (anyone???)

    Most nouns ending -o and -os are _____________. Most nouns ending in -a and -as are ___________. please help!!!! is there any website that could help me with these questions

    asked by Laruen
  312. History

    What is the North American Bourgeoisie belief between 1763 and 1783?

    asked by Nataly
  313. Windows Infrastructure

    You need to download a large document (100 Mb) from your local network. This document contains the blueprints for a multi-million dollar invention and should not fall into the hands of competing companies. Which should you use to download this document: a

    asked by Mary
  314. physics

    Fred the otter climbed to the top of an inclined plane. His friend, Giselle the giraffe, suggested that he was so small that gravity would ignore him and he would be unable to slide down. "On the contrary", said Fred, "Since this slope makes an angle of

    asked by zach
  315. math

    What is 3^-2 (it is 3 to the -2 squared) I thought the answer was 1/9 and my friend thought it is .1 repeated .1 with the line over it can you tell us which one of us is correct? Thank you

    asked by Es
  316. principles of health and wellness

    I am trying to make a list of some complimentary and alternative health care options for people who have breast cancer, is there anyone who can help me?

    asked by Katelynn
  317. Physics

    How much force is required to accelerate 5kg at 15m/sec?

    asked by Vanessa
  318. chemistry

    1. To make the following saline solution (375ml 0.5% w/v sodium chloride) what would you weigh out? What volume of water would you use?

    asked by sanam
  319. math

    What is 5^-2? I got 1/25 Is this correct? THANK YOU SO MUCH FOR YOUR HELP

    asked by Es
  320. math

    whatis the effective rate of $23,000 invested for one year at 6%, compounded semiannually? round your answer to the nearest tenth. could you help me with this one? i need to see the math worked out please. do you have one worked out on the page so i don't

    asked by linda
  321. chem

    what is the ph of a solution in which 250.0 ml of .200 M HNO3 is added to 280.0 ml of .150 Ba(OH )

    asked by k
  322. chem

    what is the ph of a solution in which 250.0 ml of .200 M HNO3 is added to 280.0 ml of .150 Ba(OH )

    asked by k
  323. chem

    what is the ph of a solution in which 250.0 ml of .200 M HNO3 is added to 280.0 ml of .150 Ba(OH )

    asked by k
  324. social studies

    What kind of conflicts developed as Europeans settled the Americas?

    asked by Anonymous
  325. Math

    How can you use rounding to estimate 331 + 193?

    asked by Mikey
  326. chem

    what is the ph of a solution in which 250.0 ml of .200 M HNO3 is added to 280.0 ml of .150 Ba(OH )

    asked by k
  327. Calculus 2

    integral from 0 to infinity of 1/(pi^2+x^2)^(3/2)dx

    asked by Heather
  328. Phyisics

    Once a 26 kg crate is in motion on a horizontal floor, a horizontal force of 64 N keeps the crate moving with a constant velocity. The acceleration of gravity is 9.81 m/s 2 . What is µk, the coefficient of kinetic friction, between the crate and the

    asked by Andy
  329. Fifth Grade Math

    WHICH DATA LANDMARK BEST REPRESENTS THE NUMBER OF HOURS A TYPICAL STUDENT WATCHES TELEVISION-- THE MEAN, MEDIAN, OR MODE __________________ WHY?

    asked by Carlos
  330. chem

    what is the ph of a solution in which 250.0 ml of .200 M HNO3 is added to 280.0 ml of .150 Ba(OH )

    asked by k
  331. math

    A solar home contains 3.50 multiplied by 105 kg of concrete (specific heat = 1.00 kJ/kg·K). How much heat is given off by the concrete when it cools from 29 to 20°C?

    asked by Adam
  332. Math

    Solve for v 7x8x9xv=5040 I did 7x8=56, 56x9=504 Do u divide 5040 into 504

    asked by Gio
  333. Calculus 2

    integral from 1 to infinity 4/(x^2)(x^2+1)dx

    asked by Heather
  334. physics

    what is the reasonable temperature (Th anh Tc) for an ideal (caront) refrigerator that have coefficient of performance of 13

    asked by erlmf
  335. math

    How many feet are there in 156 inches? Would I do 156/12

    asked by Nina
  336. math

    Do I multiply or divide 2 pounds to ounces

    asked by Aaliyah
  337. math

    Order the following numbers from greatest to least. 2.071; 20.071; 20.71 Is this right 20.71; 20.071; 2.071

    asked by Joe
  338. social studies

    how can you describe the conflicts that developed as Europeans settled the Americans?

    asked by Anonymous
  339. phyiscs

    the density of mercury is 13.6gm .Find the volume of 0.3 of hg

    asked by safel mma
  340. Math

    Please help! Economy drapes for a certain size window cost $90. They have shallow pleats, and the width of the fabric is 2 times the window width. Luxury drapes of the same fabric for the same size window have deeper pleats. The width of the fabric is 3

    asked by Anon
  341. physics

    The pressure in a fire hose is 20 atm. How high can a firefighter spray water from this hose? One atm is about 1×105 Pa. The density of water is 1.0 g/ml, or 103 kg/m3. The acceleration of gravity, g, is 9.8 m/s2.

    asked by matt
  342. Math

    whats factorization?

    asked by Jessica
  343. chem

    If the detector is capturing 6. 107 photons per second at this wavelength, 1820 nm. what is the total energy of the photons detected in one hour? I got 2e7 but its wrong

    asked by Samantha
  344. Math

    Find the magnitude and direction angle of the vector v. V=6j

    asked by Jace