Most popular questions and responses by Deanna
  1. Physics

    an oil layer floats on 87 cm of water in a tank. the pressure at the bottom of the tank is 120.0 kPa. How thick is the oil?

    asked on April 22, 2012
  2. algebra 2B

    5. Come up with a new linear function that has a slope that falls in the range −1 < m < 0 . Choose two different initial values. For this new linear function, what happens to the function’s values after many iterations? Are the function’s values

    asked on June 9, 2016
  3. Physics

    While running, a person dissipates about 0.6 J of mechanical energy per step per kilogram of body mass. If a 60-kg person runs with a power of 70 Watts during a race, how fast is the person running? Assume a running step is 1.5 m long.

    asked on July 9, 2010
  4. math

    What is the probability of being dealt 3 tens and 2 kings from a deck of cards?

    asked on November 15, 2016
  5. Math

    Write the fraction as a product of a whole number and a unit fraction. 7/12

    asked on February 17, 2016
  6. physics

    A 2.8 kg rectangular air mattress is 2.00m long,0.500 m wide and 0.100m thick. What mass can it support in water before sinking?

    asked on February 6, 2010
  7. science

    an object has an electric charge of +12. it loses 10 electrons. what is the new electric charge on the object?

    asked on November 28, 2014
  8. Physics

    A hydrometer consists of a spherical bulb and a cylindrical stem with a cross-sectional area of 0.400 cm^2. The total volume of the bulb and stem is 13.2 cm^3. When immersed in water, the hydrometer floats with 8.00 cm of stem above the water surface. When

    asked on July 9, 2010
  9. Chemistry

    0.7g of an unknown mixture of NaHCO3 and Na2CO3 is mixed with 3mL of 12M HCl.what is the mass of NaHCO3 and Na2CO3 in the mixture of NaHCO3 and Na2CO3? Use these equations: NaHCO3+HCl--> NaCl+CO2+H2O Na2CO3+2HCl-->2NaCl+CO2+H2O mass of mixture= mass of

    asked on October 18, 2011
  10. Math

    A farmer had a fence that encloses a square plot with an area of 36 meters squared. If the garnet uses this fence to enclose a circular flower garden, what will the area of the garden be?

    asked on April 19, 2012
  11. Chemistry

    How much heat is required to raise the temp of 854 g water from 23.5 to 85.0 celcius I got this, is this right X=854(61.5)(4.184)=219747.864

    asked on September 6, 2011
  12. Chemistry

    Silver ions may be recovered from used photographic fixing solution by precipitating it is as silver chloride. The solubility of silver chloride is 1.6 x10-3 g/L. Calculate the Ksp in __(answer) * 10-10 for silver chloride. Give the answer to one decimal

    asked on May 28, 2019
  13. math

    A school district has 2 teaching positions to fill and there are 8 applicants to choose from. How many different possibilities are there?

    asked on November 15, 2016
  14. Science

    If you are given a sample containg 1.204 x 10 24 molecules of NaCl, what is its weight in grams?

    asked on February 5, 2013
  15. FInance

    Assignment 2: Lease vs. Buy Your employer, Barnaby Well Company, is considering the acquisition of a new drill truck and your boss has asked you to evaluate the decision that she has made to buy the truck. The truck has a purchase price of $60,000 and a

    asked on November 10, 2012
  16. Physics

    A helicopter descends from a height of 600 m with uniform negative acceleration, reaching the ground at rest in 5.00 minutes. Determine the acceleration of the helicopter and its initial velocity.

    asked on July 11, 2010
  17. Physics

    A 1200kg car rounds a curve of radius of 50m with a speed of 80km/hr. What is the coefficient of friction if the car is just about to skid off the road? I got: ac= 9.88m/s2 Fc= 11851N I also know Ff=uFN but have no idea how to figure this out. Thx.

    asked on November 2, 2016
  18. Pre-calc

    A racetrack is in the shape of an ellipse, 80 feet long and 40 feet wide. What is the width 10 feet from the end?

    asked on May 11, 2011
  19. math

    A baseball team has 13 players; how many possible batting orders can the coach make if there are 9 players in the batting lineup?

    asked on November 15, 2016
  20. Math

    The cost of 2 televisions and 3 dvd player is $1,421. The cost of 1 dvd player is half the cost of 1 television. What is the cost of 1 televison.

    asked on October 9, 2013
  21. child day care manegment

    i was wondering if you have the answers to Penn Foster's child day care management course? i need them to review my daughter's answers before submitting the tests.

    asked on September 18, 2009
  22. chemistry

    A 5.02 L sample of nitrogen dioxide gas is collected at 500°C and 5.00 atm. What is the volume of nitrogen dioxide at standard condition?

    asked on August 4, 2010
  23. physics

    what is the centripetal force acting on an object with a mass of 10kg moving at a velocity of 5m/s in a circle with a diameter of 3m when the object is moving in a circular motion are the forces balanced on the object why or why not

    asked on June 1, 2009
  24. AP Physics

    I have two problems i don't understand if you could solve and show me what you did I would appreciate it :) 1.A 62.0-kg person, running horizontally with a velocity of +3.54 m/s, jumps onto a 13.4-kg sled that is initially at rest. (a) Ignoring the effects

    asked on December 5, 2010
  25. Comp. Tech Question

    I asked this question yesterday- but I got confused. You talk to your boss about working out of your home. You can access the company network from your home using VPN. Your boss is concerned about security. What do you tell him to assure him that VPN is

    asked on July 2, 2007
  26. Chemistry

    1) When aqueous solutions of cupric chloride and sodium phosphate are mixed, solid cupric phosphate separates from a solution of sodium chloride. 2) When heated in an aqueous solution of ammonium acetate, calcium oxide reacts to form calcium acetate,

    asked on October 23, 2015
  27. Math

    A cook has 2 2/3 cups of flour. A recipe calls for 2 3/4 cups of flour. Does the cook have enough flour? If not, how much more flour is needed?

    asked on December 8, 2014
  28. Chemistry

    Water is added to 4.267 grams of UF6. The only products are 3.730 grams of a solid containing only uranium, oxygen and fluorine and 0.970 gram of gas. The gas is 95.0% flourine, and the remainder is hydrogen. From data determine the empirical formula of

    asked on January 9, 2011
  29. economics

    Best Western University is trying to increase the size of its student body by shifting the demand curve for its educational services to the right. Which of the following will NOT shift its demand curve to the right?

    asked on October 22, 2010
  30. UOP

    Assuming Alexa receives $20,000 in gross rental receipts, answer the following questions: a. What effect does the rental activity have on her AGI for the year? b. Assuming that Alexa’s AGI from other sources is $90,000, what effect does the rental

    asked on December 27, 2010
  31. physics

    A space probe has two engines. Each generates the same amount of force when fired, and the directions of these forces can be independently adjusted. When the engines are fired simultaneously and each applies its force in the same direction, the probe,

    asked on October 12, 2010
  32. math

    Make a stem and leaf plot of the students heights. (One of the students height is 126 cm) Dont know how to start with 3 digits

    asked on January 14, 2010
  33. physics

    a rope can withstand a maximum tension force of 450n before breaking if we use the rope to pull a 32kg bucket of water from a well what is the maximum acceleration upward we can use without breaking the rope

    asked on June 1, 2009
  34. Geography-Time Zones

    If you live in Atlanta and your grandparents live in Seattle. What is the latest Atlanta time you would expect to hear from them if they go to bed at 10 pm? Atlanta, Georgia, is in the Eastern Time Zone, while Seattle, Washington, is in the Pacific Time

    asked on August 17, 2007
  35. Algebra

    Generate the first 5 terms of this sequence: f(1) = 2 and f(2) = 3, f(n) = f(n - 1) + f(n - 2), for n > 2. (1 point) a) 2, 3, 5, 7, 9 b) 2, 3, 4, 7, 11 c) 2, 3, 5, 9, 11 d) 2, 3, 5, 8, 13

    asked on September 28, 2017
  36. math

    A parallelogram ABCD has lengths of sides and angles given below. Find the length of the diagonals AC and BD. (Round your answers to two decimal places.) AB = DC = 6 and AD = BC = 5, angleA = 40°

    asked on November 9, 2011
  37. geometry

    A parallelogram ABCD has lengths of sides and angles given below. Find the length of the diagonals AC and BD. (Round your answers to two decimal places.) AB = DC = 6 and AD = BC = 5, angleA = 40°

    asked on November 9, 2011
  38. HCA240

    2. CheckPoint: Radio Ad • Write a 150- to 200-word script for a radio ad that promotes a healthy musculoskeletal system in old age. Address the risk factors for arthritis, osteoporosis, and injuries from falls. Incorporate prevention strategies such as

    asked on January 7, 2010
  39. Math

    Find the number of ways in which a French test can be made. 20 questions from a test bank of 100 questions

    asked on April 21, 2008
  40. homework help!!!

    Can you explain in more detail WHY ....if you live in Atlanta and your grandparents live in Seattle and they go to bed at 10 pm.. 7pm Atlanta time would be the latest they would call.... I think that's wrong. Since the sun rises in the east, the east

    asked on August 17, 2007
  41. PHYSICS` HELP!! Please

    Really lost on how to explain these whether true or false!! HELP! Much appreciated Write True or False. If False, Explain why! 1. In a position vs. Time graph, a line whose slope is negative represents an object that is slowing down. Answer: I circled True

    asked on January 5, 2016
  42. SCI230

    2. CheckPoint: Mendel on Patterns of Inheritance • Resources: Ch. 3 of Bioinquiry • Review Ch. 3 of Bioinquiry. • Post a 300- to 500-word response to the following: o How did Mendel’s approach to answering scientific questions differ from that of

    asked on January 7, 2010
  43. 9th grade

    what is a landform

    asked on September 9, 2009
  44. French

    WE are learning the subjunctive and we have a worksheet where we put the right tense of the word in parentheses in the blank. The question I am confused on is: Habituellement, apres qu'ils (finir)_______ leurs devoirs, leur mere les laisse regarder la

    asked on January 26, 2009
  45. Physics

    Write True or False. If False, Explain why! 1. In a position vs. Time graph, a line whose slope is negative represents an object that is slowing down. Answer: I circled True but it's not. Can you explain why my answer is wrong. 2. An object can have a

    asked on January 5, 2016
  46. Spanish 2

    Use a form of "ser" or "estar" to fill in the blank. Note: Only type the missing word. Do not type capital letter nor period. Tú ____ enfermo.

    asked on March 20, 2013
  47. math

    if you have a 6 foot long board and it's cut into 4/5 pieces how many pieces can you have a what portion of the board is left over

    asked on October 22, 2012
  48. geometry

    What is the approximate length of line MN when the coordinates of its end points are (-4,5) and (-6,9)?

    asked on September 24, 2012
  49. Algebra

    I am using a TI-83 calculator to find all the solutions to the quadratic equation (5x(Squared) - 80 = 0)by graphing. The answer is supposed to be (-4 and 4) but the calculator comes up with (ERR: NO SIGN CHNG). Can you tell me what I'm doing wrong?

    asked on December 2, 2011
  50. Chemistry

    The total pressure in a flask containing air and ethanol at 25.7C is 878 mm Hg. The pressure of the air in the flask at 25.7C is 762 mm Hg. If the flask is immersed in a water bath at 38.8C, the total pressure is 980 mm Hg. The vapor pressure of ethanol at

    asked on April 24, 2011
  51. 11th grade math


    asked on September 14, 2010
  52. Linear Programming

    OKay My question is: Two factories manufacture 3 different grades per paper. the company that owns the factories has contracts to supply at least 16 tons of low grade, 5 tons of medium grade, and at least 20 tons of high grade paper. It cost $1000 per day

    asked on October 16, 2009
  53. Spanish 2

    Juanita es de España. Juanita es ____.

    asked on March 20, 2013
  54. Spanish 2

    Mary es de Kansas. Mary es ____.

    asked on March 20, 2013
  55. Finance

    Assignment 1: LASA 2—Cash Management and Budgeting The new owner of Bob’s Boats, Bob, just purchased the business and discovered that the prior owner did not have a plan for managing the current assets of the company. Bob has decided that the place to

    asked on November 10, 2012
  56. earth

    if you are in a spacecraft moving away from earth, how would your weight change as your distance from earth increases?

    asked on May 31, 2011
  57. english

    what is a proper noun

    asked on September 9, 2009
  58. math

    how do you determine a z-score

    asked on April 8, 2008
  59. math

    leo has x plums ,melissa has 8 more plums that leo how many plums do melissa

    asked on June 22, 2017
  60. Math

    Set up problem then find the sum simplify 3/7 +1/4

    asked on April 22, 2017
  61. Chemistry

    If 2.50 mol. of sodium chloride was required to make up a solution of a particular concentration, what mass would need to be measured out?

    asked on March 20, 2015
  62. Spanish 2

    Use a form of "ser" or "estar" to fill in the blank. Note: Only type the missing word. Do not type capital letter nor period. Ella ___ chilena.

    asked on March 20, 2013
  63. Anatomy

    Are the actionshormones of the adrenal gland opposing, synergistic or permissive?

    asked on May 27, 2012
  64. Calculus

    What is the limit of: -x^5+2x^4-x^2+1?

    asked on March 27, 2011
  65. math

    if you know that 8 time 7 is 56 , how can you use the commutative property of multiplication to find the product of 8 times 7

    asked on October 20, 2010
  66. Keyboarding and Word Processing

    The _________ enables you to see the hard returns on your screen. Choices are: STATUS BAR, SCROLL BAR, SHOW/HIDE BUTTON, or PRINT PREVIEW BUTTON.

    asked on May 5, 2010
  67. Keyboarding and Word processing

    The _______ enables you to see the hard returns on your screen.

    asked on May 5, 2010
  68. math

    i don't get this circle a has a diameternof 10 feet. rounded to the tenths place, the are of circle a is what?

    asked on March 8, 2010
  69. AP World History

    Okay I have no idea how to group the documents without summarizing them individually in my DBQ essay. My essay prompt is that I have analyze the responses to the spread of Buddhism in China and add an additional document. Plus I need help with my thesis:

    asked on October 3, 2009
  70. geography

    what is a landforms

    asked on September 9, 2009
  71. college

    A solution that has more hydroxyl ions than hydrogen ions are

    asked on September 2, 2009
  72. biology

    why does our mouth become dry when we are nervous?

    asked on August 11, 2009
  73. social studies

    compare the settlers of jameston and plymouth tell one thing that was true for both groups and one thing that was true for only one group

    asked on June 3, 2009
  74. French

    I think I have the subjunctive figured out now. Well, maybe not. Can someone check my work? I'm not very good at French either so it may have tons of mistakes. Thank you! I needed to use the subjunctive 7 times so can you check that too? Thanks! Quand nous

    asked on January 27, 2009
  75. environmental

    Climates modified by the oceans are called?

    asked on January 27, 2008
  76. environmental

    A measure of the moisture content of the air is called?

    asked on January 27, 2008
  77. earth

    The short term condition in the troposphere are called?

    asked on January 27, 2008
  78. Medical

    What Does C C C_ C C mean in Brain Teasers?

    asked on July 16, 2007
  79. Comp. Tech Question--Please Help

    A company wants you to create a network with a high degree of fault-tolerance. The company is apparently concerned about which? data connections between users. 2.the network not going down. mining by non-authorized users. Wouldn't they be

    asked on July 2, 2007
  1. Social studies

    That are called Allies

    posted on February 7, 2019
  2. Pre Algebra

    62feet what is the perimeter

    posted on February 14, 2018
  3. statistics


    posted on July 1, 2017
  4. math

    one way i got 8!/2!*(8-2)! 8!/(2!*6!) 8!=40320 2!=2 6!=720 40320/(2*720 )=40320/1440=28 or another 7*8=56

    posted on November 16, 2016
  5. physics

    Use Kr=.5 I w f^2

    posted on June 27, 2016
  6. algebra 2B

    i meant to put g(x) = -2 lx-2l + 4

    posted on June 14, 2016
  7. Physics

    Much apreciated

    posted on January 5, 2016
  8. 3rd grade math


    posted on November 2, 2015
  9. history

    The Wade-Davis Bill passed by congress then vetoed by Lincoln, stipulated that______ percent of voters in a confederate state must take an oath of future loyalty to the Union before a process of restoration could begin. A.20 B.10 C.70 D.50

    posted on January 7, 2014
  10. math word problem

    A farmer had a fence that encloses a square plot with an area of 36 meters squared. If the garnet uses this fence to enclose a circular flower garden, what will the area of the garden be?

    posted on April 19, 2012
  11. HSM 220

    having trouble creating a budget for appendix c can you give me some ideas how to answer this?

    posted on April 13, 2012
  12. Math

    z + (-3 and 2 5ths)= -4 and 1 10ths please solve

    posted on December 12, 2011
  13. Chemistry

    from the teacher haha, thanks so much

    posted on September 6, 2011
  14. Chemistry

    I got it P1/T1=P2/T2 will get you there

    posted on April 24, 2011
  15. english

    Hi. I would say the four types your teacher is probably looking for are narrative, descriptive, comparitive, and expository. If you go to the website Instructional Images and type in four writing types, you will get a good description of each one. Good

    posted on March 21, 2011
  16. accounting

    please answer and explan all for me

    posted on February 28, 2011
  17. UOP


    posted on January 6, 2011
  18. arithmetic

    how would you make 300,000+40,000+800 into a standard notation

    posted on September 7, 2010
  19. Physics

    Thank you!

    posted on July 9, 2010
  20. chemistry


    posted on February 24, 2010
  21. MAT 116 Week 6 quiz

    Are you in Professer Bammans class? I'm taking the same class.

    posted on January 10, 2010