1. economics

    if production is Q=(a^c) min(K,L) where a>0, c>1, price of capital(r)=£10 and price of labour (w)= £10 what is the optimal combination of capital and labour? does the production have increasing/constant/decreasing returns to scale?

    asked by latecia on November 27, 2009
  2. science

    ogranelle that modifies,packages and transport material out of the cell describes an organism that can exist onlly as a group of cells one of the structures a cell uses t o live ,grow and reproduce Why have you posted all these questions under different

    asked by ruth on August 19, 2007
  3. Chemistry

    Under the correct conditions, the element molybdenum emits X-rays with a characteristic wavelength of 0.711A (7.11*10^-11m). These X-rays are used in diffraction experiments to determine molecular structures. How fast does an electron need to be moving to

    asked by C. on November 15, 2009
  4. chemistry

    Choose the correct integrated rate law for each reaction order.? Choose the correct integrated rate law for each reaction order. Reaction Order Answer zero ____ first _____ second _____ a. l/[A]t = kt + l[A]0 b. log[A]t = kt +log[A]0 c. ln[A]t = �kt +

    asked by Amy on May 15, 2008
  5. science

    plz check my answers. 1. Which type of eclipse would you expect to see if the moon passes directly between Earth and the sun? 1. a solar eclipse ** 2.a lunar eclipse 3. a total lunar eclipse 4 a penumbra 2. which of the following statements about a lunar

    asked by cottencandygirl on February 22, 2018
  6. Chemistry

    A reaction is first order and it takes 324 minutes for the reaction to be 50.0% complete. How long will it take for the reaction to be 85.0% complete at the same temperature? 2. N2O5 decomposes to N2O4 and O2 and the reaction is first order in N2O5 with a

    asked by Lin on July 18, 2010
  7. 8th grade math

    Albert has a home screen printing business. He has designed a bracelet and T‑shirt for St. Patrick’s Day which both use a special ink, available for a limited time from his supplier. Albert has already begun taking and fulfilling orders for

    asked by Anonymous on March 17, 2011
  8. Chemistry

    Draw the Lewis Structure of CH3NCS including all resonance forms. Assign formal charges. Do not include resonance arrows.

    asked by Raeann on December 11, 2016
  9. Management 330

    Please can you recommend two strategies that organizational managers and leaders can use to create and maintain a healthy organizational structure. 2.Differentiate between Management and Leadership. Thank you

    asked by Maria on March 12, 2008
  10. Economics

    1.) How do producers use market research to help maximize profits? 2.) Give two examples of companies that are characterized by a monopolstic competition market structure.

    asked by Chrissy on March 19, 2007
  11. Social Studies

    What was the basic economic structure established by England? import/export economy? mercantilism? market economy? capitalism?*** Am I wrong?

    asked by Ally on September 21, 2016
  12. Science

    why would a DNA structure in which each base type could form hydrogen bonds with any of the other 3 base types not produce a molecule that could be replicated easily?.

    asked by Linda on September 5, 2017
  13. biology

    do you have basic cell structure typical plant vs animal cells organelles- stucture and function DNA DNA replication

    asked by kate on November 23, 2009
  14. English

    Leaving Home(the play)proves that the family structure is by far the greatest cause of people's social dysfunctioning. say why you agree or do not agree with this statement.

    asked by David on November 12, 2008
  15. Chemistry

    What is a glucose molecule structure made up of? Is it: oxygen, hydroxl ions, hydrogen ions, and carbon bonds? I'm not good at this, is this even close to being right?

    asked by Lex on March 23, 2012
  16. O-CHEM

    Hexanoic acid (structure below to my best ability) is only slightly soluble in water but is readily soluble (with stirring and shaking) in both 0.6 M NaHCO3 and 2.5 M NaOH. O || /\/\/ \ OH

    asked by Nina on February 4, 2009
  17. English(Grammar)

    Why do the presidents use balanced parallel structure in their speeches( esp. inaugration speeches)? "The answer should not be to make their speech interesting" Plz help!

    asked by Anonymous on October 14, 2008
  18. earth science

    What are two lines of evidence that indicate that earth is rotating? What is the motion of the stars at night? What does the Sun do in the day? i want to seach features of the earth in its inner structure

    asked by steph on August 30, 2006
  19. Social Studies

    1) What statement best describes Yokohama? A) Yokohama is an ancient political center B) Yokohama is a rural farming village C) Yokohama is a large, crowded city D) Yokohama is an important mining town 2) What describes a difference between life in japan

    asked by Sammy on March 1, 2016
  20. math

    In your opinion, how is the order operation used to solve equation. exponets, groups, multiplication, division, addition, subtraction. This allowes you to get the same result every time..... I hope this helps :) I searched Google under the key words "math

    asked by cheryl on March 20, 2007
  21. Chemistry

    Is benzil soluble in NaOH? Looking at the structure of benzil it appears that it is.

    asked by Amphee on November 30, 2010
  22. science

    how does the structure of DNA help account for the way in wich DNA copies itself

    asked by tommy on January 5, 2009
  23. Writing

    How does online classes and traditional education classes contain structure?

    asked by Adryan on October 11, 2011
  24. proposal writing for high school english

    how to write a proposal in brief for a 10 marks question? What structure should be followed for just 10 marks?

    asked by neha on September 30, 2013
  25. MGM255

    I need two types of organizational theory? An organizational structure with a diagram?

    asked by Jos on August 7, 2011
  26. English

    Which structure is correct? We won at/in that tournament. Are you participating at/in that tournament?

    asked by Anonymous on March 11, 2015
  27. Science

    1.Why are there sutures on the human skull? What does this tell you about the actual structure of the skull?

    asked by Marisa on September 17, 2012
  28. Physical Science

    Contrast the structure of table salt and table sugar.

    asked by Alyonka on January 4, 2012
  29. Biology Help

    how does the structure of a cellulose molecule relates to the molecule’s function?

    asked by Sara on October 16, 2014
  30. PHYSICS DUE SOON

    In each cycle of its operation, a heat engine expels 6,100 J of energy and performs 1,300 J of mechanical work. (a) How much thermal energy must be added to the engine in each cycle?_____J (b) Find the thermal efficiency of the engine.____%

    asked by Ame on November 29, 2012
  31. Chemistry

    2A + 3B + C ⟶ D + E The rate constant for this reaction is 0.25, and the reaction is second order in A and is first order in B and C. Which option correctly gives the rate of the reaction if [A] is 0.4 M, [B] is 0.1 M and [C] is 0.2 M?

    asked by Summer on March 31, 2018
  32. English

    I got the question on corruption in the play hamlet for homework. I wonder should I focus on the Danish court in general (for example the way Hamlet refers to the world around him as 'an unweeded garden' or containing 'things rank and gross in nature', the

    asked by Viola on May 31, 2011
  33. Biology { PLEASE HELP :D }

    From an ATP production viewpoint, use fact B to make a statement regarding the efficiency of fats vs. carbs. Fact b - Carbs bind and store water. The metabolism of water yields no ATP. Fat has no water bound to it.

    asked by Emily on March 26, 2013
  34. calculus help

    Suppose that f'(x)= (2x^2-5x-12)/(3x^2-7x+2) and that f(x) is continuous for all real numbers x. a) Do a sign diagram to list the values of x where f(x) has local maximums and local minimums. In addition, list the intervals where f(x) is increasing and

    asked by Anonymous on April 21, 2014
  35. statistics

    sat scores around the nation tend to have a mean score of about 500, a standard deviation of 100 points and are approximately normal distribution. a person who score 600 on the sat has approximately what percentile rank within the population? show all

    asked by mary on October 16, 2010
  36. math

    on a game board, landing on blue means to move ahead 1 space , landing on red means to move ahead 2 spaces, and landing on orange means to move back 1 space. if you took 30 spins about where would you expect to be on the game board, relative to where you

    asked by ciera on January 24, 2007
  37. math

    How do you solve system of equations and tell if they're consistant and independant,consistant and dependent,and inconsistant? If you find no solutions then the system is inconsistent. Suppose you have N variables and M equations (N larger than or equal to

    asked by maddie on July 27, 2007
  38. physics question

    a forklift lifts a 100 kg of concrete through a vertical height of 16 m in 20 sec.the power applied to the motor un driving the forklift is 1kw.a) calculate the work done every second in lifting the concrete block.b) what is the power output of the

    asked by pherlysstar on April 8, 2017
  39. financial management

    Post your response to these questions: A budget systems model is the foundation from which budgeting systems can be used to evaluate the success of an agency or company. How are performance budgeting systems used to evaluate the efficiency and

    asked by kim on April 7, 2014
  40. chem

    What mass of ice at 0°C can be melted by the addition of 1670 joules of heat? When the temperature is decreased on the following system at equilibrium: 2 HCl(aq) + Mg(s) MgCl2(aq) + H2(g) + heat a. In order to restore equilibrium, the reaction shifts

    asked by skye on April 5, 2012
  41. Accounting

    When finding the break even point, I know that total fixed costs/contribution margin= Break Even Point, but is that answer in dollars? How do you find the sales volume (dollars) that need to be produced in order to break even? How do you find the required

    asked by Katherine on April 25, 2012
  42. 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 on November 13, 2012
  43. human services

    A budget systems model is the foundation from which budgeting systems can be used to evaluate the success of an agency or company. How are performance budgeting systems used to evaluate the efficiency and effectiveness of a human service agency? Why is

    asked by susan on December 7, 2011
  44. Water Treatment

    Minimum oxygen concentration should be 7.6 mg/l, concentration in raw water is 0 mg/l and you can assume a saturation concentration of 10 mg/l. Calculate the total efficiency of oxygen addition, the number of cascade steps and the total height of the

    asked by IJ on December 29, 2014
  45. Physics

    In each cycle of its operation, a heat engine expels 2400 J of energy and performs 1800 J of mechanical work. (a) How much thermal energy must be added to the engine in each cycle? (b) Find the thermal efficiency of the engine.

    asked by Theaaaa03 on July 20, 2016
  46. Physics

    In each cycle of its operation, a heat engine expels 6,100 J of energy and performs 1,300 J of mechanical work. (a) How much thermal energy must be added to the engine in each cycle? (J) (b) Find the thermal efficiency of the engine. (%)

    asked by Sam on November 26, 2012
  47. Math

      Find the simplest algebraic expression for the following situation.          Susie, Sarah, and Tamera are planning to knit sweaters for their family.  The sweaters will be made with yellow and blue yarn.       Susie needs to order 5

    asked by Nyasia on September 7, 2017
  48. pre calculus

    Use the following conditions to create a sketch of the function by hand. a. vertical asymptote at x=3 b. x-intercept of 1 and 5 c. f(2)=f(4)=f(6)=3 d. increasing on [0,3) and [5,infinity) e. decreasing on (3,5] f. f(x) is an odd function I don't know how

    asked by Muffy on October 27, 2009
  49. Physics

    A trains velocity is slowly decreasing as it approaches a station. About 1 km before it reaches the station several stowaways jump off the train. What happens to the amount of acceleration if the force remains constant? Assume the train is traveling in the

    asked by Babygirl on September 26, 2018
  50. History

    which most accurately indentifies an aspect of Leninism? a. multiparty political structure b. capitalist economic policies c. government control of major industries d. abolition of all religious influence in society D?

    asked by Anna on August 5, 2018
  51. Funny question

    I'm just curious to know are there any incentives or point system for answering questions here? Like what drives people to? Hobby, getting paid, bored or something else? Does this site have the same structure as ya4oo answers? If so, I kind of get it then.

    asked by Zack on August 8, 2018
  52. tefl course

    – Structure an ESA (straight arrow pattern) based lesson for an elementary level class in which the learners would learn the vocabulary of clothes and be able to use it when describing what people wear and are wearing:

    asked by rahila on November 26, 2010
  53. world history

    which most accurately indentifies an aspect of Leninism? a. multiparty political structure b. capitalist economic policies c. government control of major industries d. abolition of all religious influence in society A?

    asked by Anonymous on February 15, 2018
  54. chemistry

    I also have to write all the structural formulas of the isomers of the compund hexane C6H12. i was doing research and i was finding that there could be 9 or 11. then i came across a site that said it is not planar. so does that mean that it is a ring

    asked by Sam on November 29, 2009
  55. english

    Structure an ESA (straight arrow pattern) based lesson for an elementary level class in which the learners would learn the vocabulary of clothes and be able to use it when describing what people wear and are wearing

    asked by chana on July 11, 2012
  56. Science

    Which statement best represents how structure relates to function? A- a horse's mane is often black B- many tropical birds can be taught to speak C- butterfly cocoons are often camouflaged D- some insects live longer than others

    asked by Skye on September 19, 2014
  57. science

    why could dna be classified as a polymer A-has a chemical structure similar to salt crystals b-made of repeating pattern of smaller molecules c-a solid found in all living matter right answer b

    asked by hh on May 1, 2013
  58. , science,

    GOT STUCK PLEASE HELP LOOKED AT EVERY WEBSITE T- the skeletal system consists of 206 bones H- helps protects the body E- S-support K- E- L-ligaments E- T-tendons A- L- S-skeleton Y- S-shape and structure T- E-exercise M-

    asked by erc33 on September 21, 2015
  59. BIOLOGY

    Differentiate plants from animals based on the following: structure, locomotion, irritability, metabolic process, waste products, growth and development, outer covering and food making processes.

    asked by Angela on December 8, 2013
  60. Geo.

    Can you please explain and provide me links for the rock structure of the appalachian mountains? I'm almost done my power point project...I just can't find this information. http://en.wikipedia.org/wiki/Appalachian_Mountains#Geology

    asked by Sasha on April 24, 2007
  61. phys

    A town is planning on using the water flowing through a river at a rate of 4.9 106 kg/s to carry away the heat from a new power plant. Environmental studies indicate that the temperature of the river should only increase by 0.50° C. The maximum design

    asked by opp on April 30, 2012
  62. Physical Education

    Discuss the differences between process and product evaluation. Give examples of each type of evaluation. Discuss the value of each type of evaluation. What is the significance of focusing on the process in physical education? How does this information

    asked by Earnest on August 5, 2012
  63. ped212

    Discuss the differences between process and product evaluation. Give examples of each type of evaluation. Discuss the value of each type of evaluation. What is the significance of focusing on the process in physical education? How does this information

    asked by tamika on October 4, 2011
  64. chemistry

    please explain the dimensional analysis, and atomic structure? The conversion table for metric to English and English to metric? Dimensional analysis is the procedure for changing from one unit to another. For example, convert 12 inches to centimeters. The

    asked by Silverfox on February 10, 2007
  65. Algebra

    Jason and Mary have a new baby. They want to invest $20,000 at the baby’s birth in order to have $100,000 for the baby’s college education. What interest rate do they need to earn in order to achieve this in 18 years? Use the following formula to

    asked by A.J. on November 30, 2009
  66. English

    6 Which of the following descriptions best conveys the author’s negative attitude toward television? (1 point) communications instrument form of national linkage toy medium for selling Use the passage to answer the question. 8 Which statement is true

    asked by Alexia Smith on November 24, 2015
  67. College Physics

    1. In a region of two-dimensional space, there are three fixed charges: +1 mC at (0, 0), −2 mC at (18 mm, -3 mm), and +3 mC at (-8 mm, 12 mm). What is the net force on the −2-mC charge? Find the magnitude and direction (counterclockwise from the

    asked by Joshua on July 9, 2013
  68. Earth/Space Science

    In many ways, the floor of oceans is no better explored than space. Why could discoveries such as life around deep-sea hotspots not be investigated until the past few decades?

    asked by Carmen on March 23, 2012
  69. Intro to Computers

    In computing, a single byte represents a. one unit of disk space b. a pixel on the monitor c. an on or off electronic switch d. a character of data

    asked by Larry on October 11, 2013
  70. physics

    Spaceman Spiff's space box wights 60N. its engine exerts a +312N of force at lift-off. what is the acceleration when it lifts off

    asked by felipe on January 11, 2013
  71. Physics

    What is the magnitude of the apparent weight of a 65 astronaut 3600 from the center of the Earth's Moon in a space vehicle moving at constant velocity?

    asked by B-rad on February 19, 2011
  72. physics

    What is the magnitude of the apparent weight of a 79 astronaut 5200 from the center of the Earth's Moon in a space vehicle moving at constant velocity?

    asked by RJ on November 4, 2010
  73. Math/Statistics

    Suppose that A and B are events defined on a common sample space and that the following probabilities are known. Find P(A or B). (Give your answer correct to two decimal places.) P(A) = 0.32, P(B) = 0.36, P(A | B) = 0.24

    asked by Nora on May 30, 2013
  74. Statistics

    Suppose that A and B are events defined on a common sample space and that the following probabilities are known. Find P(A or B). (Give your answer correct to two decimal places.) P(A) = 0.34, P(B) = 0.41, P(A | B) = 0.2

    asked by Carl on June 8, 2013
  75. Statistics

    Hi, I was studying for the math HL exam but I was stuck on Problem 6. I attached it as an image. imgur. com/a/XY874 There's a space because Jiskha does not let me post links.

    asked by cory on March 7, 2016
  76. Algebra II

    The problem is:Prove that the statement 1/5+1/5^2+1/5^3+...1/5^n=1/4(1-1/5^n) is true for all positive integers n. Write your proof in the space below. How do I start this? I have looked at the only example in the book but it did not help me. Any help in

    asked by Lucy on April 2, 2008
  77. diffirential calculus

    two points are moving horizontally in space at different heights above the earth. show that the angle of elevation of the line joining them is greater when the distance between them is least.

    asked by kait on September 25, 2011
  78. college math

    A couple plan to have exactly three children. (a) Construct a tree diagram and list the sample space. (b) Find the probability that the family has at least two girls.

    asked by Rose on December 12, 2007
  79. Art

    1.Which element did this artist use most to emphasize her original creation of a cotton candy creature? A. negative space b. color c. line d. texture

    asked by Animal_Lover on November 12, 2015
  80. Math/Statistics

    Suppose that A and B are events defined on a common sample space and that the following probabilities are known. Find P(A or B). (Give your answer correct to two decimal places.) P(A) = 0.32, P(B) = 0.36, P(A | B) = 0.24

    asked by Nora on May 28, 2013
  81. Physics

    A rotating cylinder 7.95 kilometers in radius is designed to be used as a space colony. With what period must it rotate so the residents on it feel as heavy as they would on Earth?

    asked by Tristan on November 12, 2012
  82. justin

    You require space to service 65 vehicles at any one time. Will a facility measuring 145 ft. by 130 ft. be adequate if each vehicle requires 300 sq.ft.?

    asked by Anonymous on April 16, 2014
  83. math

    You require space to service 65 vehicles at any one time. Will a facility measuring 145 ft. by 130 ft. be adequate if each vehicle requires 300 sq.ft.?

    asked by justin on April 16, 2014
  84. algebra

    let V be set of all functions with down R which are such that f(t)=Acost +Bsin t,t c R, where A and B are real numbers. define addition in V by (f+g)(t)=f(t)+g(t) and scalar multiplication by (¥f)(t)=¥(f(t)),¥€R.prove that V is a vector space over R

    asked by emmanuel on March 22, 2016
  85. Algebra II

    The problem is:Prove that the statement 1/5+1/5^2+1/5^3+...1/5^n=1/4(1-1/5^n) is true for all positive integers n. Write your proof in the space below. How do I start this? I have looked at the only example in the book but it did not help me. Any help in

    asked by Lucy on April 5, 2008
  86. Physics

    Suppose when we look in one half of the sky, the CMBR appears to be at a temperature of 2.725K. What is the peak wavelength in that direction? Are we moving toward or away from the region of space?

    asked by Leila on April 24, 2012
  87. Physics

    Suppose when we look in one half of the sky, the CMBR appears to be at a temperature of 2.725K. What is the peak wavelength in that direction? Are we moving toward or away from the region of space?

    asked by Leila on April 24, 2012
  88. Math

    Two balls are to be selected without replacement from a bag containing one red, one blue, one green, one yellow, and one black ball. How many points are there in the sample space?

    asked by Kate on March 26, 2008
  89. physics

    When a 1150 kg space rocket lifts off of ground. How many joules of energy has been provided by its engine during the time in which it achieves a speed of 180 m/s.

    asked by Zach on February 8, 2012
  90. physics

    What is the magnitude of the apparent weight of a 69 kg astronaut 5200 km from the center of the Earth's Moon in a space vehicle moving at constant velocity?

    asked by Emma on October 29, 2010
  91. hvac

    gas trapped in a reciprocating piston compressors clearance space expands at the beginning of the suction stroke what effect does this have on the system

    asked by miguel on October 30, 2011
  92. physics

    The Sun radiates about 4 × 1026 J of energy into space each second. How much mass is released as radiation each second? The speed of light is 3 × 108 m/s. Answer in units of kg

    asked by Anonymous on May 29, 2013
  93. MATH Prob.

    A box contains 13 white cards numbered 1 through13. List the sample space of the event choosing one card with a number greater than 6.

    asked by Twg on August 8, 2009
  94. Science (Atmosphere)

    What happens to the energy absorbed by Earth's surface and atmosphere? They get radiated back into space as longer wave radiation. Is there anything else I should add to this answer? Thanks.

    asked by John on April 6, 2010
  95. Physics

    4th order dark fringe and 2nd order bright fringe spaced 2.5 cm aparte appear on the screen placed 1 m behind the double slit. What is the spacing of the slits if the wavelegth ofincident light is 500nm? First I converted the numbers: x= .025m wavelength=

    asked by Jason on April 30, 2008
  96. chemistry

    According to the experiments concerned with photoelectric effect, what would inrease the kinetic energy of electron ejected from a metal surface? Decreasing the wavelength of the light, drecreasing the frequency of the light or increasing the number of

    asked by olexandra on May 10, 2010
  97. Social Studies

    8. Which of the resolutions at Seneca Falls Convention was most inspired by married women's inability to own property? () desire for improved education in order to understand property contracts (x) belief that women should have voting rights in order to

    asked by Lexiee!(: on March 27, 2015
  98. Stat's

    Choose the probability as a fraction in lowest terms a.5/164490480 b.5/1370754 c.1/1370754 d.1/164490480 determine probability of winning a lottery from which 5 numbers are drawn without replacement from the set of numbers 1 to 46. in order to win, the 5

    asked by Valerie on October 26, 2008
  99. statistics

    3 different drugs are under consideration for trating a given ailment. in the past 10,000 applications, drug A was sed 2500 times, drug B 4000 times, and drug C 3500 times. when an expert was asked to rank the effectiveness of the 3 drugs, he replied:

    asked by Albert on November 12, 2009
  100. Algebra (Need help desperately)

    I really don't understand these.. can someone show me the correct way of doing them? (if it helps I will pay over paypal for detailed help or will pay in my services (I am a graphic designer, video editor, and web designer)

    asked by Alex Lark on September 17, 2012