Alicia

Most popular questions and responses by Alicia
  1. help

    In “who knows if the moon’s,” the speaker imagines traveling somewhere. Where does he imagine traveling? to Earth from the moon to a nearby garden to the moon from Earth to a city in the sky thx

    asked on February 21, 2018
  2. Social Studies

    Sectionalism grew in the southern states due to A) an increase in federal regulations on southern industry. B) holidays established to celebrate national events. C) the South's economic dependency on slavery. D) a weakened sense of regional

    asked on December 19, 2014
  3. Physics

    An 80kg construction worker sits down 2.0 meters from the end of a 1450kg steel beam to eat his lunch. The beam is 6.0 m length total. A cable is supporting the beam and is rated at 15,000 N and is at a 30 degree angle to the beam. Should the worker be

    asked on March 24, 2011
  4. Business Communications

    Your boss wants to send a brief email message welcoming employees recently transferred to your department from your Hong Kong branch. They all speak English, but your boss asks you to review his message for clarity. What would you suggest your boss change

    asked on November 14, 2007
  5. Language arts 8B

    the poem It shall flash through coming ages, It shall light the distant years; And eyes now dim with sorrow Shall be brighter through their tears. It Shall flush the mountain ranges, And the valleys shall grow bright; It shall bathe the hills in radiance,

    asked on May 4, 2016
  6. math214

    Maggie claims that to make the measure of an angle greater, you just extend the rays. How do you respond?

    asked on February 16, 2010
  7. Math

    Mariko has an 80 inches = 1 inch scale- drawing of the floor of her house. On the floor plan, the dimension of her rectangular living room are 1 7/8 inches by 2 1/2 inches. What is the area of her real living room in square feet?

    asked on December 27, 2013
  8. Strategies for Academic Success

    Sean is taking an online course in Psychology, and is about to take a quiz over the lesson, “The Experimental Method”. He did poorly on his homework assignment and is struggling to remember the lesson content. What should Sean do before he takes the

    asked on May 2, 2014
  9. chemistry

    The density of a 15.00% by mass aqueous solution of acetic acid, CH3COOH, is 1.0187g/mL. What is (a) the molarity? (b) the molality? (c) the mole fraction of each component?

    asked on February 11, 2008
  10. Chemistry

    10.0 mol of ammonia gas is injected into a 4.0 L container. At equilibrium 1.2 mol of nitrogen gas is found in the container. The number of moles of ammonia gas left in the container must be which of the following? N2(g) + 3H2(g) 2NH3(g) + 94 kJ a. 8.8 d.

    asked on June 8, 2010
  11. Chemistry

    calculate the minimum concentration of ag+ ion that must be added to (or built up in) a 0.140 m Na2CrO4 solution in order to initiate a precipitation of silver chromate. The ksp of ag2cro4 is 1.2 × 10^-12.

    asked on November 20, 2013
  12. Physics

    A 30 kg child sits in a swing supported by two chains, each 1.4 m long. (a) If the tension in each chain at the lowest point is 265 N, find the child’s speed at the lowest point. (Neglect the mass of the seat.) Answer in units of m/s. (b) Find the force

    asked on December 3, 2016
  13. Chemistry

    A 125-g piece of metal is heated to 288 degrees celsius and dropped into 85.0 g of water at 26 degrees celsius. If the final temperature of water and metal is 58 degrees celsius, what is the specific heat of the metal?

    asked on April 16, 2012
  14. Science

    are mixtures heterogeneous or homogenous? are compounds heterogeneous or homogenous? which one is both heterogeneous and homogenous? Can a mixture be separated physically or chemically? What about a compound? please help

    asked on November 14, 2010
  15. history

    What was the significance of the Supreme Court's ruling in the Marbury vs. Madison case? The ruling determined that Congress could act against the president if it wished. The ruling determined that the Supreme Court was more powerful than the president.***

    asked on November 7, 2016
  16. 6th grade Math

    Zoya asked the students of her class their baseball scores and recorded the scores in the table shown below: Baseball Scores Score Number of Students 0 1 1 2 2 5 3 3 4 6 5 7 6 9 Based on the table, what is the mean baseball score? 2.5 2.9 3.5****** 4.1

    asked on May 23, 2017
  17. math

    The winning team's score in 13 high school basketball games was recorded. If the sample mean is 54.3 points and the sample standard deviation is 11.0 points, find the 98% confidence interval of the true mean.

    asked on April 16, 2016
  18. Geometry

    I need help in this question!!! CD has an endpoint at (2,-1) and a midpoint at (8,3). which measure is closest to the length of CD? A. 20.4 units B. 8.4 units C. 14.4 units D. 11.7 units

    asked on March 26, 2014
  19. introductory to physics

    A pendulum bob is released from some initial height such that the speed of the bob at the bottom of the swing is 4.0 m/s. The acceleration of gravity is 9.81 m/s 2 . What is the initial height of the bob? Answer in units of m

    asked on March 4, 2014
  20. math214

    One student says “My sister’s high school geometry book talked about equal angles. Why don’t we use the term equal angels instead of congruent angles? How do you reply?

    asked on February 16, 2010
  21. math

    The radius of the earth is approximately 3950 miles. The radius of Jupiter is approximately 44,400 miles. Since the radius of Jupiter is more than 11 times that of the earth, which comes closest to the volume of Jupiter ?

    asked on May 1, 2014
  22. Physics

    While sitting on a tree branch 12m above the ground, you drop a chestnut. When the chestnut has fallen 2.5m, you throw a second chestnut straight down. What initial speed must you give the second chestnut if they are both to reach the ground at the same

    asked on February 9, 2012
  23. stats

    Katie must take five exams in a math class. If her scores on the first four exams are 77, 79, 95, and 93, what score must Katie get on the fifth exam for her overall mean to be at least 80? The maximum score on an exam is 100 points. If it is not possible

    asked on October 3, 2015
  24. Math

    18. Kim deposited $1422 in a savings account. How much would she have in the account after 5 years at an annual simple interest rate of 3%.

    asked on April 2, 2017
  25. Math

    For the first tour on Monday, a museum sells 4 child tickets and 8 adult tickets for $128. For the second tour the museum sells 6 adult tickets for $72. Find the price of one child ticket and the price of one adult ticket

    asked on December 18, 2016
  26. physics

    15 beats are heard in 5 seconds when a piano key and a tuning fork of slightly higher frequency (440 Hz) are struck at the same time. What is the frequency of the sound emitted by the piano key?

    asked on July 9, 2011
  27. Biology

    How many chromosome do human have? How many chromosomes do each person give?

    asked on April 20, 2019
  28. algebra

    B=1/3h(q+z) solve for q

    asked on June 4, 2013
  29. student questinnaire

    what are your limitations? how do you compensate for them? this is something i have never thought about before and i just don't know what my limitations are!!! i need to fill out a school form. it sounds weird but can someone please help me figuring out

    asked on January 19, 2009
  30. chem

    how would i figure out this question? assume that 5.60 L of H2 at STP reacts with CuO according to the equation: CuO+H2 yields Cu+H2O a. how many moles of H2 react? b. how many moles of Cu are produced? c. how many grams of Cu are produced? i have no clue

    asked on May 27, 2008
  31. physics

    A bicycle has wheels of radius 0.3 m. Each wheel has a rotational inertia of 0.088 kg× m2 about its axle. The total mass of the bicycle including the wheels and the rider is 79 kg. When coasting at constant speed, what fraction of the total kinetic energy

    asked on July 10, 2012
  32. physics

    A ray of light is incident on a plane mirror at an angle of 40o with the mirror surface. What will be the angle of reflection?

    asked on July 9, 2011
  33. Geometry

    a hemispherical bowl with radius 25cm contains water whose depth is 10cm. what is the water's surface area

    asked on March 31, 2014
  34. Chemistry

    You mix 1.00 L of 2.00 M BaCl2 with 1.00 L of 2.00 M AgNO3. What compounds remain in solution, and what are their concentrations?

    asked on March 22, 2012
  35. physics

    A spelunker (cave explorer) drops a stone from rest into a hole. The speed of sound is 343 m/s in air, and the sound of the stone striking the bottom is heard 3.87 s after the stone is dropped. How deep is the hole?

    asked on July 2, 2011
  36. Algebra

    Evaluate the polynomial 6x - y for x = - 3 and y = 2. A. 15 B. –20 C. 4 D. –16 I think it is b...am I right?

    asked on November 11, 2015
  37. Business Communication

    How can nonverbal communication help you run a meeting? How can it help you call a meeting to order, emphasize important topics, show approval, express reservations, regulate the flow of conversation, and invite a colleague to continue with a comment?

    asked on November 14, 2007
  38. Physics

    spring with a force constant of 111 Nm is attached to the ceiling. When an unknown mass is attached it pulls the spring down 0.340m to its equilibrium position. The mass is then pulled 9cm below its equilibrium position and oscillations back and forth.

    asked on April 15, 2018
  39. math

    The radius of a spherical ball is measured at r = 50 cm. Estimate the maximum error in the volume and surface area if r is accurate to within 0.1 cm. (Round your answers to three decimal places.)

    asked on October 22, 2018
  40. help

    Draw and use a tape diagram to model and solve the problem below. In a soccer league, the ratio of boys to girls is 4 to 6. There are a total of 50 players in the soccer league. Determine how many girls play in the soccer league. A. 10 B. 20 C. 50 D. 30

    asked on February 20, 2018
  41. math-optimal diameterand height

    A cylindrical oil-storage tank is to be constructed for which the following costs apply: cost per square meter metal for ides $30.00 combined costs of concrete base and metal bottom $37.50(cost per square meter) top 7.50 (cost per square meter) The tank is

    asked on November 18, 2010
  42. math 214

    A student claims that if any two planes that do not intersect are parallel, then any two lines that do not intersect should also be parallel. How do you respond?

    asked on February 16, 2010
  43. ap chem

    Assuming the volumes of all gases in the reaction are measured at the same temperature and pressure, calculate the volume of water vapor obtainable by the explosive reaction of a mixture of 725mL of hydrogen gas and 325mL of oxygen gas. andd... Calculate

    asked on December 29, 2007
  44. contemporary math

    Intelligence quotients on the Stanford-Binet intelligence test are normally distributed with a mean of 100 and a standard deviation of 16. Use the 68-95-99.7 rule to find the percentage of people with the following IQs: a.) between 84 and 100 b.) below 52

    asked on June 23, 2008
  45. math

    The sphere has surface area 2058 cm2. Its radius, to the nearest tenth, equals

    asked on May 1, 2014
  46. physical science

    Riding his bike, Dewayne can start from rest and get going at 12 m/s in 4 seconds. Beth can get going 16 m/s in 5 seconds. Who has a greater acceleration? How do you know?

    asked on February 2, 2011
  47. Algebra

    Suppose that the x-intercepts of the graph of y=f(x) are -8 and 1. What are the x-intercepts of the graph of y=f(x+4)?

    asked on March 8, 2018
  48. math214

    A student asks whether a polygon whose sides are congruent is necessarily a regular polygon and whether a polygon with all angles congruent is necessarily a regular polygon. How do you answer?

    asked on February 16, 2010
  49. math213

    I need help in finding five websites that contain mathematical activities, manipulatives, or lesson plans for fractions, decimals, or percents. · Prepare an annotated bibliography for each Web site, along with a brief explanation of why each site is

    asked on December 14, 2009
  50. Algebra

    8. A balance of $5,500.00 principal earns 3% interest, compounded annually. After 5 years, what is the balance in the account? 9. A car costs $25,000 and depreciates in value by 15% each year. How much will the tractor be worth after 4 years?

    asked on March 26, 2018
  51. accounting -annual amount

    The exhaust-gas temperature leaving a continuously operating furnace is 260°C, and a proposal is being considered to install a heat exchanger in the exhaust-gas stream to generate low-pressure steam at 105°C. the question to be investigate is whether it

    asked on November 18, 2010
  52. Chemistry

    write the formula for hydrogen and bromine forming hydrogen bromide & nickel and oxygen forming nickel (II) oxide

    asked on November 14, 2010
  53. vectors

    Determine whether each statement is true or false. Provide a brief justification. a. Two lines with parallel direction vectors willnot intersect. b. Two linesthat are perpendicularin R3 willhave perpendicular direction vectors. c. Two linesthat

    asked on June 9, 2010
  54. chemistry

    I have a problem that states: Find the pressure of a sample of carbon tetrachloride, CCl4 if 1.00 mol occupies 35.0L at 77.0 degress C (slightly above its normal boiling point). Assume that CCl4 obeys (a) the ideal gas law; (b) the van der Waals equation.

    asked on December 30, 2007
  55. Math

    If rosario noticed that the distance from the pole in the center of the tetherball circle to the painted circle was about six feet. Then what was the radius of the tetherball

    asked on December 3, 2015
  56. math

    A map indicates that two cities are 160 miles apart. The scale of the map is 1/2 inch= 20 miles. 1. how many inches apart are the cities on the map. 2. Another map show the two cities has a scale of 3/4 inch =20 miles. How many inches apart are the two

    asked on January 27, 2013
  57. Calculus

    Find the equation of the tangent plane at the given point. 1)x^2+y^2-z=1 at the point (1,3,9) 2)x^2*y^2+z-40=0 at x=2, y=3 3) x^2+ln(xy)+z=6 at point (4,0.25,2) For the first one I got the partial fraction in terms of x, y and z and my final answer was

    asked on October 4, 2012
  58. Algebra 2

    Complete the Square Solve each equation x^2+8x+16=16/9 Show work i want to learn!!!

    asked on November 13, 2014
  59. physics

    The figure shows a bicycle wheel resting against a small step whose height is h = 0.110 m. The weight and radius of the wheel are W = 26.0 N and r = 0.370 m. A horizontal force is applied to the axle of the wheel. As the magnitude of increases, there comes

    asked on March 26, 2011
  60. Physics

    Consider a conducting spherical shell with inner radius b = 0.862 m and outer radius c = 1.21 m. There is a net charge q2 = 3.82 ìC on the shell. At its center, within the hollow cavity, there is a point charge q1 = 2.89 ìC. Determine the flux through

    asked on March 20, 2011
  61. math 214

    Henry claims that a line segment has a finite number of points because it has two endpoints. How do you respond?

    asked on February 16, 2010
  62. algebra

    Cycle Paths, inc. makes bicycles, tricycles, and unicycles. Last week they made 88 more bicycles than unicycles, and 5 times as many tricycles as unicycles. If they made 40 more bicycles than tricycles, how many unicycles did they make?

    asked on September 28, 2009
  63. 11th grade Biology

    Match the following.. 12. Moves in cycles from nonliving things to living things back to nonliving, etc. 13. Can be passed from one organism to another in a food chain. 14. Is constantly being lost from the biosphere. 15. Can be created by living

    asked on September 16, 2009
  64. geometry

    Robin is looking up at a 89degree angle to the top of the stratosphere in Las Vegas, which is 1149ft tall. how far away is Robin form the base of the tower? round to the nearest hundredth

    asked on July 7, 2016
  65. math

    At a concert there are 3 times as many women as men. 3/5 of the men and 1/3 of the women wear glasses. There are 120 more women wearing glasses than men wearing glasses .How many people are at the concert?

    asked on April 29, 2016
  66. science

    Can you predict the force needed to stretch the rubber band to 40.0cm?why or why not

    asked on January 31, 2016
  67. Math

    Louis paid $42 for a dozen magazines with her annual and subscription to her favorite sport magazine. What is the unit cost for each magazine?(How many magazines did she subscribe to) Please show work.

    asked on November 25, 2014
  68. Math

    An investment advisor invested a total of $12,000, part at 2.5% annual simple interest and part at 4% annual simple interest. The amount of interest earned for 1 year was $426. How much was invested at the 2.5% rate and how much was invested at the 4%

    asked on June 23, 2009
  69. chem

    drbob you helped me with this problem the other day but i have a question. -i changed 500mL of ethanol to grams then to mol. i was wondering if i then used 1000mL or 500mL of water to change to kg? The "proof" of an alcoholic beverage is twice the volume

    asked on February 13, 2008
  70. chem

    The "proof" of an alcoholic beverage is twice the volume percent of ethanol, C2H5OH, in water. The density of ethanol is 0.789g/mL and that of water is 1.99g/mL. A bottle of 100-proof rum is left outside on a cold winter day. a) Will the rum freeze if the

    asked on February 12, 2008
  71. Math

    Fijisawa Inc. is considering a major expansion of its product line and has estimated the following cash flows associated with such an expansion. The initial outlay would be $1,980,000, and the project would generate incremental free cash flows of $490,000

    asked on June 15, 2015
  72. Chemistry

    A sample of krypton gas occupies 95.0 mL at 0.500 atm. If the temperature remained constant, what volume would the krypton occupy at (a) 5.00 atm, (b) 0.0500 atm, (c) 555 torr, (d) 5.00 torr, and (e) 5.5 3 1022 torr?

    asked on April 28, 2015
  73. Stats

    A pill weighs 100 mg, 8/9 of the pill is active ingrediant, how many milligrams are in the part of the pill that is not the active ingrediant?

    asked on March 4, 2015
  74. Algebra 2

    Given a point (-2,5determine a point that satisfies the specified symmetry. 1. Origin (2,-5) 2. y-axis (2,5) 3. x-axis (-2,-5) 4. y=x ? Could you check if 1-3 is correct and could you help me on #4

    asked on September 22, 2014
  75. business statistics

    Assume that X is a binomial random variable with n = 5 and p = 0.35. Calculate the following probabilities?

    asked on November 14, 2012
  76. Math

    Graph the circle 4x^2+4y^2-24x-16y-29=0

    asked on November 2, 2010
  77. math214

    I have no clue how to answer this question. A farmer has a square plot of land. An irrigation system can be installed with the option of one large circular sprinkler, or nine small sprinklers. The farmer wants to know which plan will provide water to the

    asked on March 1, 2010
  78. Math214

    Jane has two tennis serves, a hard serve and a soft serve.Her hard serve is in (a good serve) 50% of the time, and her soft serve is in (good) 75% of the time. If her hard serve is in, she wins 75% of her points. If her soft serve is in, she wins 50% of

    asked on February 13, 2010
  79. 9th grade

    each question is 10 points each, and i don't get 4 questions. I am in Earth Science and in 9th grade i would appreciate it if some one would help me. THANKS ! Where have earthquakes occurred most frequently during the last one hundred years? 1) in the

    asked on November 23, 2009
  80. Algebra 2

    More About Complex Numbers: Solve x and y 4x+5y+13i=7+(6x+5y)i Please show work because I had a hard time finding the answer

    asked on November 18, 2014
  81. accounting -annual amount

    The exhaust-gas temperature leaving a continuously operating furnace is 260°C, and a proposal is being considered to install a heat exchanger in the exhaust-gas stream to generate low-pressure steam at 105°C. the question to be investigate is whether it

    asked on November 18, 2010
  82. Math

    When // lines are cut by a transversal, the corresponding angles are supplementary. true or false ? explain, thanks !

    asked on October 28, 2010
  83. social studies

    What advantages might there be in living near other people in small towns, such as those in New England?

    asked on April 16, 2010
  84. math214

    If possible, describe a geometric figure that can be transformed into itself by each of the following: Reflection, Rotation, Translation, Glide Reflection

    asked on February 23, 2010
  85. High school

    I am a junior, what are good things colleges look for in you resume besides good grades/community service. I have good excurricular activity-music/sports i am looking for things like leadership summits, national honors society, internships, gov. school?

    asked on November 3, 2008
  86. Spanish literature

    Hello, in the play Punishment without Revenge there are 2 love triangles one is with the Duke, Cassandra, and Frederico, the question is there is another love triangle are the people in that love triangle Marquis, Aurora, and Frederico also another

    asked on September 27, 2008
  87. biology

    Identify and explain examples of monomers and polymers in carbohydrates, proteins, and nucleic acids.

    asked on September 29, 2018
  88. 6th grade Math

    If x = 2.5, 5x = ____. (Only input decimals such as 12.7 as the answer.) Answer for Blank 1:

    asked on May 23, 2017
  89. physics

    A pendulum clock has a pendulum shaft made of aluminum which has a coefficient of linear expansion of 24.0*10^-6K^-1. At 22 degrees celsius the period of the swing of the pendulum is 1.00seconds. If the temperature is reduced is reduced by 0.625°C every

    asked on November 27, 2016
  90. ENGLISH

    What is the infinitive phrase in the following sentences? Tell whether it is used as a noun, adj, or adverb. 1. Early Bostonians STAGED THE BOSTON TEA PARTY TO PROTEST TAXATION WITHOUT REPRESENTATION. 2. TO PROTECT THEIR COMFORTABLE POSITION, Louis XVI and

    asked on October 5, 2016
  91. Physics

    Wen an oxygen nucleus at rest is struck by a neutron moving at a speed of 1.2 x 10^8 m/s in a head on elastic collision crazy things happen. If the oxygen nucoeus is 8 times the mass if the neutrin, what us the velocity of each particle after the

    asked on January 6, 2013
  92. physics

    An oil drop is stationary within an electric field of 490 V/m that is set up between two parallel plates. If the volume of the oil drop is 4 X 10 (-19) m3, how many excess electrons does it carry? (I'll give ya'll just one hint: the fundamental unit of

    asked on June 29, 2012
  93. Math

    Solve the following problem. The owner of a toy store is taking inventory of bicycles and tricycles in an unusual way. He said he counted 50 wheels and 40 pedals.How many bicycles and how many tricycles did he have?

    asked on February 16, 2012
  94. algebra 2

    a research station in antartica is at approximately 75 degreess latitude. how many miles is the station from the equator, given that the radius of the earth is approximately 4000 miles? round your answer to the nearest mile.

    asked on July 4, 2011
  95. math

    i cannot seem to make this work. If two trains leave the station at the same time, one traveling north and the other traveling south. the express travels 14 mph faster than the local. after 3 hours they are 315 miles apart. what is the rate of each train.

    asked on February 7, 2011
  96. Communication and Listening Studies

    I need some scholarly journal articles discussing the importance of listening for mass media professionals, especially those in radio. Can anyone help me find atleast 4 articles? Thanks!

    asked on July 27, 2010
  97. physic

    The friction force between the bag and the floor is 15 newtons. What is the net force acting on the bag? and acceleration

    asked on April 27, 2010
  98. math 214

    A group of students on a hiking trip wants to find the distance AB across a pond (see the following figure). One student suggests choosing any point C, connecting it with B, and then finding point D such that

    asked on February 26, 2010
  99. math

    to evaluate a variable expression,you must___________values for the variable,and then calulate the results

    asked on January 8, 2010
  100. math

    Your great uncle gave you $2 on your first birthday, $4 on your 2nd birthday, $8 on your 3rd birthday, and so on. (a) How much money will you receive on your 18th birthday? (b) How much money will you receive on your nth birthday and explain how to use

    asked on December 14, 2009

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