Most popular questions and responses by Edgar
  1. physics

    Two children with masses of 18 kg and 36 kg are sitting on a balanced seesaw. If the heavier child is sitting 0.45 m from the center, at what distance from the center is the lighter child sitting? Answer in units of m. Please help !!!

    asked on January 25, 2015
  2. LA

    the passage is "the importance of being earnest" by oscare wilde. which statement best expresses a theme of the passage? a. some secrets are better left secrets b. rules change depending on the situation c. marriage changes people d. nothing seems as it is

    asked on May 9, 2017
  3. chemistry

    Would these be a redox reaction? CaO(s) + H2O(l) = Ca(OH)2(aq) 2FeSO4(aq) + 3H2O2(aq) = Fe2O3(s) + 3H2O(l) + 2SO42-(aq)

    asked on October 4, 2010
  4. Chemistry

    Consider the system: A (aq) → B (aq) at 293 K where ΔGo of formation A = -11.3 kJ/mol and ΔGo standard of formation B = -12.9 kJ/mol. Calculate the concentration of A at equilibrium when 2.41 mol of A and 1.35 mol of B are mixed in water to form

    asked on March 11, 2019
  5. Math

    Two shaded identical rectangular decorative tiles are first placed (one each) at the top and at the base of a door frame for a hobbit’s house, as shown in Figure 1. The distance from W to H is 45 inches. Then the same two tiles are rearranged at the top

    asked on November 28, 2016
  6. science

    A 34.0-kg crate is being pushed across a floor. The net horizontal force on the crate is 80.0N. Starting from rest, the crate is pushed over a distance of 4.4m. What is the final speed of the crate?

    asked on March 1, 2016
  7. 5th grade math

    i am a number greater than 40,000 and less than 60,000 my ones digit and tens digits are the same. my ten thousands digit is 1 less tha 3 times the sum of my ones digit and tens digit my thousands digit is half my hundred digit, and the sum of those two

    asked on August 22, 2010
  8. Science

    The volume of a sample of oxygen is 200.0 mL when the pressure is 3.000 atm and the temperature is 37.0 oC. What is the new temperature if the volume increases to 400.0 mL and the pressure decreases to 2.000 atm?

    asked on February 15, 2019
  9. physics

    A cart loaded with bricks has a total mass of 27.7 kg and is pulled at constant speed by a rope. The rope is inclined at 23.7 ◦ above the horizontal and the cart moves 23.1 m on a horizontal floor. The coefficient of kinetic friction between ground and

    asked on October 10, 2011
  10. physics

    A man cleaning his apartment pushes a vac- uum cleaner with a force of magnitude 57.6 N. The force makes an angle of 25.3◦ with the hor- izontal floor. The vacuum cleaner is pushed 2.71 m to the right along the floor. Calculate the work done by the 57.6

    asked on December 14, 2014
  11. maths( sets )

    in the class of 30 leaners 17 plays football 15 leaners plays volleyball, 12 leaners rugby 9 leaners plays volleyball only and 3 leaners plays rugby only.all leaners plays atleast one of three sports.use the venn diagram to find the number of leaners who

    asked on February 13, 2016
  12. math

    the speed of a gear wheel varies inversely as the number of teeth of the gear. if a gear wheel which has 48 teeth makes 3 revolutions per minute. how many revolutions per minute will a gear wheel with 96 teeth make?

    asked on March 26, 2017
  13. Math

    How long does it take to double an investment of $5000 at 9% per year if the account compounds continuously?

    asked on August 9, 2016
  14. physics

    A car is moving at 53 miles per hour. The kinetic energy of that car is 5 × 105 J. How much energy does the same car have when it moves at 102 miles per hour? Answer in units of J HELP!!!! I've tried doing (5*10 J)* (102/53)^2 and I keep on getting it

    asked on December 14, 2014
  15. Math

    Henry took five tests. His average score was 57 points. He scored at least 50 points on each test. There were 100 points possible on each test. What is the highest score that Henry could have earned on any of the five tests?

    asked on October 17, 2016
  16. math

    Of 30 books (15 novels, 10 history books and 5 math books), how many ways can you get a bunch of four books to give to a friend?

    asked on October 30, 2011
  17. Help Math

    A graph of the sequence f(n)=2n-3 and a graph of the function f(x)=2x-3 are both shown What accounts for the differences between the graphs in terms of range? i know only the difference of the domain but i have no idea the difference of the range can

    asked on May 9, 2016
  18. life oriantation

    provide recommendations on how to address teenage pregnancy

    asked on July 19, 2011
  19. life oriantation

    name two institutions/community organiszations that are involved in supporting or giving redress to this disasters(teenage pregnancy).explain how these organizations are involved in providing a safe and healthy enviroment.(suggestion:find out about ngo's

    asked on July 19, 2011
  20. chemistry

    what is the percentage of hydrogen in calcium acetate?

    asked on November 7, 2010
  21. math

    HOW TO FIND THE COMMON DENOMINATOR FOR 3/4,3/3,3/8,3/5,3/16,3/7,3/1

    asked on November 22, 2009
  22. communications

    Baby crib bumpers have been used throughout generations, because parents like how cribs look, but many argue that they are dangerous for newborn babies to have on their cribs; however, there are other options to parents that feel that a baby crib needs a

    asked on February 28, 2016
  23. communications

    Could you help me rephrase this sentence please to one short one..

    asked on February 28, 2016
  24. life oriantation

    in 10-15 lines critically discuss 10 ways in which the teenage pregnancy impact on the community.provide relevant sources to support your claims

    asked on July 19, 2011
  25. geometry

    What is the perimeter of the rhombus PQRS with RS=14 and height=10?

    asked on July 6, 2011
  26. Algebra

    How do you solve this inequality, -3y>-x-15?

    asked on April 29, 2009
  27. MIS

    I need help with this question please. Imagine that you are developing the rules for an expert system to select the strongest candidates for a medical school. What rules or heuristics would you include?

    asked on November 3, 2015
  28. progamming concepts

    Write a program that allows the user to input a total dollar amount for an online shopping order and computes and outputs the shipping cost based on the following schedule: Order Total Ship within USA Ship to Canada Less than $50.00 $6.00 $8.00

    asked on April 29, 2014
  29. life orientation

    what are the institutions/community organization that are involved in supporting or giving redress to these disasters? And how are these organizations are involved in providing a safe and healthy environment?

    asked on April 21, 2013
  30. math

    $16 added to an amount of money saved, s, then spend equally on 3 items

    asked on October 30, 2012


    asked on March 10, 2009
  32. FIN200

    Suppose that a year later, NTT's common stock is selling for $75 per share. During the 1 year period, NTT paid a $4 common stock dividend. Determine the realized (ex-post) percentage holding period return on NTT common stock

    asked on August 11, 2008
  33. science

    how meny manometers is a nickel

    asked on August 28, 2018
  34. Science

    calculate the weight acting on an object of mass 10kg Taking g=10m/s

    asked on April 20, 2016
  35. Physics

    What distance does Anna covered by running on a circular track of length 500m?

    asked on July 27, 2015
  36. English

    I'm confused what is Philosophy of human nature? Please need some examples.Would appreciated very much. thank you, Edgar

    asked on June 8, 2015
  37. English

    Please help need help with a thesis on Personal Philosophy of human nature. Thank you would appreciated very much

    asked on June 5, 2015
  38. physics

    The acceleration of gravity is 9.8 m/s2 . What is the magnitude of the total force on a(n) 85 kg driver by the dragster he operates as it accelerates horizontally along a straight line from rest to 60 m/s in 7.2 s? Answer in units of kN So far I have

    asked on November 29, 2014
  39. Microsoft Word 2010

    what are three features to use when creating a flyer for marketing?

    asked on October 14, 2013
  40. life oriantation

    pollution impacts on the community

    asked on July 24, 2011
  41. chemistry

    2.05g k x___x___x___=____gkcl

    asked on February 5, 2009

    _____________IN________________IS NAME FOR THE EXPLORER_____________.

    asked on December 1, 2008


    asked on February 24, 2008
  44. science

    what are the subunits that make up nucleic acids?

    asked on February 20, 2008
  1. math

    should be 150, D. 13 rounded to the nearest tenth is 10, 46 rounded is 50, and 87 rounded is 90. 10+50+90=150.

    posted on March 11, 2019
  2. Social Studies

    mama is 100% correct thx

    posted on November 20, 2018
  3. Social studies

    thx ranya you are correct 100%

    posted on November 19, 2018
  4. Math

    thank you i got 100

    posted on November 16, 2018
  5. Language Arts

    thx mister max

    posted on October 30, 2018
  6. Art

    hes answers are right thx anime Gwad

    posted on October 30, 2018
  7. Art

    are this answers correct

    posted on October 30, 2018
  8. Social Studies 7th Grade

    does no one know the answers

    posted on October 24, 2018
  9. Language Arts 7

    its c b b b

    posted on September 10, 2018
  10. Ed tech

    thx warror cat lover

    posted on September 6, 2018
  11. science

    i dont know

    posted on August 28, 2018
  12. World History

    big boy is right

    posted on May 14, 2018
  13. Math


    posted on May 10, 2018
  14. Geometry

    how to find angles

    posted on March 21, 2018
  15. Science


    posted on March 8, 2018
  16. E.L.A

    Carlee and Bonnie is right

    posted on February 28, 2018
  17. LANG ARTS 1

    is it d

    posted on January 23, 2018
  18. Science

    its not a dont trust this website it is lies

    posted on October 12, 2017
  19. What is the answer

    Newton's _____ law explains why my hands hurt when I clap loudly. 1st 2nd 3rd

    posted on September 7, 2017
  20. criminal justice


    posted on October 17, 2016
  21. MATH

    If p= 16 then 2x = 6, then x = 3,000

    posted on October 17, 2016
  22. maths( sets )


    posted on February 13, 2016
  23. Macro Consumption Question

    200 +900

    posted on December 4, 2015
  24. MIS

    Principles of information systems

    posted on November 3, 2015
  25. English

    Ms. Sue is actions, thoughts or good or evil

    posted on June 5, 2015
  26. algebra

    halla el volumen de un barril,si h=80cm,D=65cm y d=50cm

    posted on June 9, 2014
  27. Maphokwane high school

    The area or environment will be totally uncivilized 2.poverty will take place 3.more members of the community will be lost due to lack of knowledge 4.crime rate will increase due to drop out teenagers i just don't understand the question

    posted on January 20, 2014
  28. algebra

    the same number of birds, b, sitting on three different wires, then 9 birds fly off

    posted on October 31, 2012
  29. please help me paraphrase

    When April with his showers sweet with fruit The drought of March has pierced unto the root And bathed each vein with liquor that has power To generate therein and sire the flower; When Zephyr also has, with his sweet breath, Quickened again, in every holt

    posted on April 17, 2012
  30. Physics

    Concept Simulation 3.2 at reviews the concepts that are important in this problem. A golfer imparts a speed of 30.3 m/s to a ball, and it travels the maximum possible distance before landing on the green. The tee and the green are at the same elevation.

    posted on September 18, 2011
  31. physics


    posted on September 6, 2011
  32. math


    posted on September 6, 2011
  33. spanish

    D, "fue" means "was"

    posted on April 29, 2009