t

Most popular questions and responses by t
  1. Chemistry

    What volume of O2 is required to react with excess CS2 to produce 4.0L of CO2 Assume all gases at STP. Not sure what I am doing wrong, but the answer I am getting is not one of the answers. 4L/X mole=22.4 L/1 mole ===>.1786 mols Balanced equation: O2 + CS2

    asked on December 13, 2007
  2. English

    1. Which of these statements is written using passive voice? A. I went to the store because it was having a sale. B. It was said that the store had a good sale. C. The store was advertising a good sale. D. A sale at the store led me there. ** 2. Which of

    asked on March 4, 2018
  3. Chemistry

    Write equations for the dissociation of the following in water. Do not include states in your answer. 1) sodium acetate (NaC2H3O2) NaC2H3O2 ---> Na+ + (C2H3O2)- 2) copper(II) perchlorate Cu(ClO4)2 ---> Cu2+ + 2(ClO4)- Enter balanced ionic and net ionic

    asked on October 9, 2016
  4. Physics

    You use a rope to slowly pull a sled and its passenger 45 m up a 20∘ incline, exerting a 125-N force on the rope. How much work did Earth do on the sled for the trip in Part B? The answer for part is -5630 J I'm not sure what to do. I tried -5630 J * 9.8

    asked on June 11, 2016
  5. Physics

    Bob is pulling a 30kg filing cabinet with a force of 200N , but the filing cabinet refuses to move. The coefficient of static friction between the filing cabinet and the floor is 0.80. What is the magnitude of the friction force on the filing cabinet?

    asked on May 11, 2014
  6. English

    Which of the following contains an error in verb voice? I would buy a large sailing yacht if I were to become rich. Had I known you were going to be late, I would have started by now. ** If I were going on this trip, I would have planned a fishing trip. If

    asked on March 16, 2018
  7. English

    I have 3 more questions that I'm confused on. 1. Read the argument excerpt related to teen use of smartphones and answer the question that follows: People on either side of the smartphones-for-teens debate can't agree on the evidence. Sure, there's proof

    asked on March 2, 2018
  8. math

    A fertilizer covers 3 4 square foot in 1 6 hour.

    asked on January 27, 2016
  9. Algebra

    Carmen is using the quadratic equation (x + 15)(x) = 100 where x represents the width of a picture frame. Which statement about the solutions x = 5 and x = –20 is true?

    asked on June 2, 2016
  10. English

    What are some irony in Shrek?

    asked on May 27, 2018
  11. algebra 2

    suppose a house that costs $270,000 appreciates by 5% each year. in about how many years will the house be worth $350,000? use the equation 350 = (270) (1.05)^x and round the value of x to the nearest year.

    asked on February 7, 2011
  12. Algebra 2 with trigonometry

    A baseball diamond is a square 90 feet on a side. The pitcher's mound is 60.5 feet from home. How far does the pitcher have to run to cover first? (we are using the LAW OF SINES AND COSINES)

    asked on May 6, 2010
  13. English

    Which of the following should you do to make your argument effective? Answers: Compare the opposite side's views to something unpleasant. Include only general details the audience will understand. Use specific details to refute the opposite side's views.

    asked on March 2, 2018
  14. algrebra

    A scientist is working with 1.3m of gold wire. How long is the wire in millimeters? Be sure to include the correct unit in your answer.

    asked on April 23, 2015
  15. Physics

    A basketball player drops a 0.60-kg basketball vertically so that it is traveling at 6.0 m/s when it reaches the floor. The ball rebounds upward at a speed of 4.7 m/s. Determine the average net force that the floor exerts on the ball if the collision lasts

    asked on June 9, 2016
  16. English

    Imagine your friend's cousin writes a rebuttal argument to her claim in favor of teens owning smartphones. Read his argument excerpt and answer the question that follows: Smartphone ownership among teens is certainly on the rise. Yet there is reason for

    asked on March 2, 2018
  17. physics

    Paul lifts a sack weighing 245 newtons vertically from the ground and places it on a platform at a height of 0.7 meters. If he takes 10 seconds to do this task, what power has he expended during this time?

    asked on February 18, 2015
  18. physics

    A boy with a mass of 50 kg is hanging from a spring with a spring constant of 200 N/m. With what frequency does the boy bounce up and down?

    asked on March 12, 2014
  19. Chemistry

    How will overshooting the end point of an acid-base titration by adding too much base to KHP affect the calculated molarity of the base? I would think you would need to add more KHP, then more base to bring it to the endpoint. So the molarity calculated

    asked on December 5, 2012
  20. Algebra 2

    A hyperbolic mirror can be used to take panoramic photos, if the camera is pointed toward the mirror with the lens at one focus of the hyperbola. Write the equation of the hyperbola that can be used to model a mirror that has a vertex 4 inches from the

    asked on May 3, 2019
  21. precalculus

    A Ferris wheel is 25 meters in diameter and boarded from a platform that is 2 meters above the ground. The six o'clock position on the Ferris wheel is level with the loading platform. The wheel completes 1 full revolution in 4 minutes. How many minutes of

    asked on May 25, 2019
  22. Algebra 2

    Dante is making a necklace with 18 rows of tiny beads in which the number of beads per row is given by the series 3+10+17+24+... a. If you were to write this series in summation notation, give i. the lower limit of the sum ii. the upper limit of the sum

    asked on May 6, 2019
  23. Algebra 2

    A wave is modeled with the function y=1/2sin(3θ), where θ is in radians. Describe the graph of this function, including its period, amplitude, and points of intersection with the x-axis.

    asked on May 8, 2019
  24. English

    One morning, when Gregor Samsa woke from troubled dreams, he found himself transformed in his bed into a horrible vermin. He lay on his armor-like back, and if he lifted his head a little he could see his brown belly, slightly domed and divided by arches

    asked on March 16, 2018
  25. History

    (PLEASE ANSWER ASAP) Read the paragraph, which may contain errors or false beliefs about the Civil War: Maryland was an important state in the Civil War. Due to its location, it was the key to the North maintaining control of its capital, Washington, D.C.

    asked on February 28, 2018
  26. Math

    A power failure on the bridge of a Great Lakes freighter has resulted in the ship's navigator having to do her own calculations. She measures the angle between the ship's course and a lighthouse on shore as 32°. After the ship has travelled 1500 m, she

    asked on April 4, 2018
  27. Finance

    Hetfield and Ulrich, Inc., has an odd dividend policy. The company has just paid a dividend of $7 per share and has announced that it will increase the dividend by $5 per share for each of the next 4 years, and then never pay another dividend. If you

    asked on April 29, 2012
  28. social studies

    what landform dominates much of Latin America , especially South AMerica?

    asked on May 4, 2011
  29. Algebra 2

    The equation of a parabola is 12y=(x-1)^2-48. Identify the vertex, focus, and directrix of the parabola.

    asked on May 3, 2019
  30. science

    is population growth is problematic

    asked on December 14, 2018
  31. English

    Can someone help me on choosing celebrities to play these 2 characters in the novel stones: Ganet Havelock - he is Garnet's dad, he stays at home Ms Skye- she is Raphaella's mother, she doesn't want her daughter to date boys.

    asked on November 27, 2018
  32. economics

    Hello, This is silly but as the gas prices increase, demand for gas also stays high correct? This is one of the weirder situations where that happens. I feel like that's wrong but double checking.

    asked on March 12, 2019
  33. Math

    What is a known product that has reached market equilibrium? I can not determine how to find this. I am using the high demand and low cost of chicken as an example. Has it reached equilibrium? Thank you!

    asked on March 13, 2019
  34. Social Studies

    How did ancient texts and statues affect Renaissance scholars? Renaissance means rebirth. During the Renaissance scholars studied ancient texts and the classical statues became popular again. Check this article for more information.

    asked on April 17, 2007
  35. BUSINESS MATH

    : The Crescent Corporation just paid a dividend of $2 per share and is expected to continue paying the same amount each year for the next 4 years. If you have a required rate of return of 13%,

    asked on December 17, 2014
  36. geometry

    the pentagons are similar. the area of the smaller pentagon is 30m squared. what is the area of the larger pentagon in m squared?

    asked on March 29, 2012
  37. math :(

    An observer stands on the edge of a 375 m high cliff. Below him is a river. He estimates that the angle of depression to the near bank of the river is 80° and the angle of depression to the far bank is 60°. Find the width of the river to the nearest

    asked on March 23, 2018
  38. Physics

    A spherical source radiates sound uniformly in all directions. At a distance of 12 m, the sound intensity level is 100 dB. At what distance from the source is the intensity level 40 dB? When I set it up as 100dB/40dB = r^2/(12m)^2, and got x = 18.97

    asked on October 22, 2013
  39. English

    What do you think of my intro for my essay? There are several problems that affect the world today, and overpopulation is one of them. “Overpopulation is an undesirable condition where the number of existing human population exceeds the carrying capacity

    asked on December 18, 2018
  40. English

    How does this quote relate to a mysterious atmosphere? For one….Upon its head, with red extended mouth and solitary eye of fire, sat the hideous beast whose craft had seduced me into murder, and whose informing voice had consigned me to the hangman. I

    asked on November 7, 2018
  41. Algebra 2

    A farmers’ market manager needs to purchase pints of blueberries and pints of strawberries. His display for berries can hold no more than 50 pints. His customers by no more than 25 pints of blueberries and no more than 40 pints of strawberries. He is

    asked on April 29, 2019
  42. History

    Which of these gave the Confederacy an advantage over the Union during the Civil War? The South's strong military tradition The loyalty of most of the South's slave population Control over a large navy The popularity throughout the nation of the

    asked on February 25, 2018
  43. physics

    a gun fires Aa bullet of mass 50g the bullet moving with a velocity of 100m/s strikes a sandbag get embedded after travelling 10cm calculate the resistance force exerted by the sand bag on the bulle

    asked on August 24, 2014
  44. chemistry

    How many moles of water, H2O, are present in 75.0 g H2O?

    asked on December 15, 2010
  45. English

    How does this quote unsettle readers? By the time I came to the strip malls and factories a few miles south of Barrie it was dark and I was in the middle of a full blizzard, peering through a white fog of snow at the tail lights of the cars in front of me.

    asked on November 5, 2018
  46. math

    If Julie bought 8 T-shirts, she would be short $28. If she bought 4 T-shirts and 3 baseball hats, she would have $17 left. If each hat cost $5, how much money did she have in the beginning?

    asked on January 22, 2012
  47. math

    A line segment has endpoints P(-3, 2) and Q(x, 5). PQ has a slope of 3. What is the value of x?

    asked on November 27, 2018
  48. history

    2. William Lloyd Garrison’s The Liberator was known for appealing to its readers’ sense of (1 point) A. moral correctness. B. modern convenience. C. economic concern. D. social status. a

    asked on October 6, 2013
  49. Chemistry

    Samples of Neon and helium are placed in separate containers connected by a pinched rubber tube. There is 5.00 liters of neon at a pressure of 634 mm Hg in the first container. The second container has 3.00 liters of helium at 522 mm Hg. When the clamp is

    asked on February 18, 2011
  50. Math

    When jeans sell for $80, 5 pairs are sold each day. when jeans are on sale for $40, 13 pairs of jeans are sold each day. a) Calculate the slope b) Calculate the y-intercept

    asked on December 19, 2018
  51. English

    Do short stories have a thesis?

    asked on December 14, 2018
  52. BUSINESS MATH

    Part B: The Crescent Corporation just paid a dividend of $2 per share and is expected to continue paying the same amount each year for the next 4 years. If you have a required rate of return of 13%, plan to hold the stock for 4 years, and are confident

    asked on December 8, 2014
  53. Math

    If a mother is 20 years old when her baby is born how old will she be when she is twice as old as her child

    asked on June 1, 2019
  54. English

    How serious a problem is population growth and control in the twenty-first century?

    asked on December 14, 2018
  55. chemistry

    All of the lanthanide metals react with HCl to form compounds having the formula MCl2,MCl3,or MCl4 (where M represents the metallic element). Each metal forms a single compound. A chemist has .250g sample of a transition metal, and wishes to identify the

    asked on February 9, 2011
  56. Chemistry

    The pressure inside a hydrogen-filled container was 2.10 at 21 . What would the pressure be if the container was heated to 96?

    asked on February 2, 2010
  57. English

    Does anyone know any movies where the dad convinces the son to stay in school? And yes this is school related. Its for an English assignment

    asked on December 7, 2018
  58. English

    Which actor would fit the role of Hannah Dualiver who was stoned to death in the novel Stones by William Bell?

    asked on December 3, 2018
  59. Math

    A club has 5 members from these memebers the positions of president,vice-president,and, treasurer have to be filled how many different ways can these 3 positions be filled

    asked on June 1, 2018
  60. Physics

    A person holding a lunch bag is moving upward in a hot air balloon at a constant speed of 6.1 m/s . When the balloon is 28 m above the ground, she accidentally releases the bag. What is the speed of the bag just before it reaches the ground? I got Vf^2=

    asked on May 23, 2016
  61. algebra

    A size 36 shoe in France is size 3.5 in England. A function that converts shoe sizes in France to those in England is g(x)=3x-94/4. A size 6 shoe in the United States is size 3.5 in England. A function the converts shoe sizes in England to those in the

    asked on September 20, 2015
  62. Physics

    A 32 kg child puts a 15 kg box into a 12 kg wagon. The child then pulls horizontally on the wagon with a force of 65 N. if the box does not move relative to the wagon, what is the static friction force on the box?

    asked on January 16, 2012
  63. Math

    It is impossible to measure the length of a particular swamp directly. (Snapping turtles!!) Kendra put a stake in the ground and measured from the stake to opposite ends of the swamp, the results being 410 m and 805 m. She measured the angle between the

    asked on April 5, 2018
  64. physics

    Salmon often jump waterfalls to reach their breeding grounds. Starting 3.16 m from a waterfall 0.257 m in height, at what minimum speed must a salmon jumping at an angle of 37.9◦ leave the water to continue upstream? The acceleration due to gravity is

    asked on October 16, 2012
  65. History

    (PLEASE ANSWER ASAP) Which of these actions did President Lincoln take at the beginning of the Civil War? Answers: He declared martial law throughout the nation. He imprisoned congressional representatives from the South. He issued a declaration of war

    asked on February 28, 2018
  66. Physics

    A person holding a lunch bag is moving upward in a hot air balloon at a constant speed of 6.1 m/s . When the balloon is 28 m above the ground, she accidentally releases the bag. What is the speed of the bag just before it reaches the ground? I got Vf^2=

    asked on May 23, 2016
  67. Chemistry

    Concentrated aqueous ammonia contains 1.00 mol NH3 dissolved in 2.50 mol H2O. What is the mole fraction of NH3 in concentrated aqueous ammonia?

    asked on December 3, 2012
  68. english

    Would Dylan Minnette be a good person to play the role of Garnet from the novel stones by William Bell?

    asked on November 28, 2018
  69. Physics

    A spherical source radiates sound uniformly in all directions. At a distance of 12 m, the sound intensity level is 100 dB. At what distance from the source is the intensity level 40 dB? When I set it up as 100dB/40dB = r^2/(12m)^2, and got x = 18.97

    asked on October 22, 2013
  70. science

    magnetite will attract this

    asked on November 1, 2010
  71. trigonometry

    In another attempt to determine the height of the flagpole, a metre stick was placed vertically beside the flagpole. When the flagpole’s shadow was 36.72 m long, the metre stick’s shadow was 3.06 m long. Find the height of the flagpole.

    asked on March 24, 2018
  72. Math

    a circle is divided into 9 equal parts. That is the angle measure of two of those parts?

    asked on March 24, 2016
  73. Physics: Phase changes

    how much heat is needed to convert 500g of water at 100 degrees C to steam at 100 degrees C?

    asked on March 21, 2011
  74. Science

    An organism that eats leaves, grass, algae, or seaweed would be considered a producer tertiary consumer primary consumer ** decomposer

    asked on March 29, 2018
  75. math

    there were 490 altogether in 2 groups. group A consited of only boys and group b constied of only girls. ther were 2 and a half times as many girls as boys. some girls joined group b and foe every 4 boys in group a 32 more boys jioned the group. the total

    asked on March 1, 2012
  76. Math

    A taxi cab is purchased for $30,000. At the end of 10 years, it is sold for scrap for $2000. Find the depreciation equation in slope-intercept form/

    asked on December 19, 2018
  77. Chemistry

    Consider the unbalanced redox reaction: Cr2 O7 2-(aq) + Cu(s) ----> Cr3+(aq) + Cu2+ Balance the equation in acidic solution and determine how much of a 0.850 M K2 Cr2 O7 solution is required to completely dissolve 5.25 g of Cu.

    asked on July 22, 2014
  78. Physics

    A spherical source radiates sound uniformly in all directions. At a distance of 12 m, the sound intensity level is 100 dB. At what distance from the source is the intensity level 40 dB? When I set it up as 100dB/40dB = r^2/(12m)^2, and got x = 18.97

    asked on October 22, 2013
  79. Physics

    A person consumes 2500 kcal/day while expanding 3500 kcal/day. In a months' time, about how much weight would this person lose if the loss were essentially all from body fat? (Body fat has an energy content of about 4100 kcal per pound).

    asked on November 19, 2012
  80. math

    a plane with an airspeed of 192mi/h is headed on a bearing of 121 degrees. a north wind is blowing (from north to south) at 15.9 mi/h . find the ground speed and the actual bearing of plane.

    asked on May 24, 2008
  81. social studies

    Which of these Australian Aboriginal populations would have suffered the LARGEST number of deaths in the 1780s and 1790s?

    asked on February 12, 2019
  82. Math

    It costs $1200 to start up a business selling hot dogs on the beach. Each hot dog costs 40c to produce. a)Write the cost equation in slope-intercept form. b) How many hot dogs are produced if the total cost is$1560.

    asked on December 19, 2018
  83. English

    how would you shape a film for an audience?

    asked on December 10, 2018
  84. acct ii

    A company has $314,000 in credit sales. The company uses the allowance method to account for uncollectible accounts. The allowance for doubtful accounts now has a $1,890 debit balance. If the company estimates that $8,160 of accounts will be uncollectible

    asked on August 21, 2015
  85. Math

    If Will gives Molly $9 he will have the same amount as her. If Molly gives will $9 the ratio of the money she has to the money Will has will be 1:2. How much money does Will have in the beginning

    asked on April 7, 2012
  86. math

    every week Brady gets $2.50 more for his allowance than Max does. They spend $6 on snacks and save the rest. Brady saves $72, but Max saves only $52. How many weeks does it take Brady to save $72? Hoe much money does Max get every week?

    asked on January 22, 2012
  87. Science

    Is population growth problematic?

    asked on December 14, 2018
  88. math

    A parabola passes through the point (3, 5) on its way to the vertex at (7, 11). Determine the equation in vertex form that represents this parabola.

    asked on April 30, 2018
  89. Pre-Algebra

    Which expression is equivalent to 44 ⋅ 4−9? 4^13 4^5 1/4^13 1/4^5

    asked on February 27, 2018
  90. chemistry

    A 43.20 mL sample of 0.3260 M sodium hydroxide (NaOH) is required to react completely with 36.70 mL of a phosphoric acid (H3PO4) solution. What is the molarity of the phosphoric acid solution?

    asked on January 23, 2016
  91. Physics

    Imagine that a person is seated in a chair that is suspended by a rope that goes over a pulley. The person holds the other end of the rope in his or her hands. Assume that the combined mass of the person and chair is M. What is the magnitude of the

    asked on January 16, 2012
  92. chemistry

    "A 280ml flask contains pure helium at a pressure of 754 torr . A second flask with a volume of 475ml contains pure argon at a pressure of 732 torr . If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial

    asked on February 26, 2011
  93. Mathh

    A rectangular flower bed is to be created so that the length is 3 m more than the width. If the length of the diagonal of the flower bed is 15 m, determine the length and the width.

    asked on April 10, 2018
  94. English

    The first day of my vacation was like the first day of spring: bright, cool, and colorful. Which literary device is used in this sentence? A) Allusion B) Hyperbole C) Imagery D) Simile ** I'm leaning towards D because the sentence uses "like", but I also

    asked on March 16, 2018
  95. chem

    A sample of hydrogen with a volume of 800 mL exerts a pressure of 620 mm Hg at 5°C. Approximately what volume will it occupy at standard temperature and pressure? V2=800x620x273/760x278 =135,408,000/211,280 V2=640.9 mL Can someone tell me if I'm correct

    asked on May 19, 2015
  96. Chemistry

    Consider the following reaction: CaCO3(s)→CaO(s)+CO2(g). Estimate ΔG∘ for this reaction at each of the following temperatures. (Assume that ΔH∘ and ΔS∘ do not change too much within the given temperature range.) A) 310K and is it spontaneous B)

    asked on May 12, 2014
  97. Science

    A 0.2 kg object is released from rest at point A on a track that is one-quarter of a circle with radius 1.6 m, as shown in the figure. It slides down and reaches point B with a speed of 4.8 m/s. Then it slides on a level surface a distance of 3 m until it

    asked on May 15, 2013
  98. Chemistry

    How many grams of KHP (204.22 g/mol) were present in container if 49.36 mL of 0.2264M NaOH were needed to reach the end point of a titration? I'm confused on the formula you would use for this.

    asked on December 1, 2012
  99. Financial management

    If you deposit money today into an account that pays 6.5 percent interest, how long will it take for you to double your money? You can get a pretty good estimate by using the Rule of 72. Divvied 72 by 6.5 to obtain your answer. The formula depends on when

    asked on July 3, 2007
  100. Chemistry

    100 g of a clear liquid is evaporated and a few grams of white crystals remain. the original liquid was a..? Please help.

    asked on October 8, 2012

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