Most popular questions and responses by Lila
  1. Physics

    If a 100-g mass was placed at the 25-cm mark, and a 20-g mass at the 10-cm mark, where should a 500-g mass be placed to balance the system?

    asked on January 14, 2014
  2. social studies

    I need help checking my answers. the ! stands for my answer. 1. what three-day battle became the turing point of the civil war? gettysburg antietam greenville ! chancellorsville 2. the northern victory at_________ split the confederacy and gave control of

    asked on February 11, 2015
  3. Algebra

    I have a few questions I need help with. They are to help review for our exam. 4) Without graphing, is each system independent, dependent, or inconsistent? -x-3y=0 x-y=4 (i believe dependent) dependent independent inconsistent 6) Which matrix represents

    asked on January 2, 2013
  4. Interior Design

    please check my answers? Your client wants his dining room to be a cozy, dark, nighttime room where he can entertain just one or two people for casual, intimate dinners. The room won't be used during the day. The unfurnished room has a low seven-foot

    asked on February 8, 2015
  5. social studies

    I need help checking my answers for social studies. the !!! stands for my answer 1. how did northern and southern responses to the fugitive slave law affect their relationship? it deepened fear and anger between the north and the south. !!! it deepened the

    asked on February 4, 2015
  6. distance

    At 9AM, a freight train leaves Boston for NYC, traveling at an average rate of 24 miles per hour. At noon, a passenger train sets out on the same route, traveling at an average rate of 60 miles per hour. How far from Boston do the two trains pass each

    asked on May 20, 2016
  7. Physics

    Find an arrangement of a 50-g, a 100-g, a 200-g and a 500-g mass that balances. Show all the calculations and indicate the positions the mass should occupy.

    asked on January 14, 2014
  8. Help Damon Ms.Sue

    1.Find the surface area for a sphere with a radius of 10 feet. Round to the nearest whole number. 1,256 ft2 4,189 ft2 1,089 ft2 1,568 ft2 2.Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole number. 1,257 ft3 4,187 ft3 1,089

    asked on March 14, 2013
  9. chemistry

    if 5.06 g of limestone decomposes by heat to 4.25 g of calcium oxide and carbon dioxide gas,what is the mass of carbon dioxide gas produced?

    asked on February 20, 2013
  10. algebra

    which steps transform the graph of y=x^2 to y=-(x-3)^3+2 would it be 3 units to right translate up 2 units

    asked on January 2, 2013
  11. Science/Math/HElP

    Science- A 25N object is 3 meters up. How much potential energy does it have? our teacher said that the formula for finding out potential energy is PE = Mass * Gravity * Height. The gravity on Earth is always 9.8, but my problem is that instead of mass the

    asked on February 8, 2012
  12. Physics

    If you stood atop a ladder that was so tall that you were twice as far from Earth's center, how would your weight compare with its present value?

    asked on January 14, 2014
  13. algebra

    Mrs. Little creates a boxplot for the test scores on her latest math test. She finds that the interquartile range is 20 points. What does this mean?

    asked on May 3, 2017
  14. Quadratics

    A whole number is multipled by 5 and added to 3 times its reciprocal to give a sum of 16. What is the number

    asked on March 7, 2019
  15. Math Algelbra

    Joy has to get from her house to the park,which is 10 miles away.If she walks,she can go 4 miles per hour.If she rides her bike,she can go 10 miles per hour.And, if she rides a car she can travel 40 miles per hour.How long will it take her to get to the

    asked on January 31, 2016
  16. Math

    Some college roommates want to make pancakes for their neighbors. They need 55 cups of​ flour, but have only a one third 1 3​-cup measuring cup. How many times will they need to fill their measuring​ cup?

    asked on October 13, 2016
  17. distance problem

    A car and a truck left Washington, DC traveling in opposite directions. The car traveled 19 miles per hour faster than the truck, and at the end of 8 hours they were 1448 miles apart. What was the average speed of each vehicle?

    asked on May 20, 2016
  18. Physics

    To better comprehend the magnitude of the gravitational force between Earth and the moon, pretend gravity is turned off and the pull replaced by the tension in a steel cable need to be?

    asked on January 14, 2014
  19. stoiciometry (chemistry)

    calculate the theoretical yield of Cu when 53.2g Cu2S react with oxygen. (balanced equation is CU2S+02>2Cu+S02) Please help me figure this homework out. I just dnt get how to get the theoretical yeild. I want to know to be able to do the rest right. Thanks

    asked on April 15, 2013
  20. chemistry

    Situation: You have 100ml of isotopically labelled water 3H2o. That is, the water is made with the radioactive isotope of hydrogen, tritium, 3H. Compounds that contain radioactive isotopes are called "hot." You pour this 100 mL of "hot" water into the

    asked on October 18, 2014
  21. psychology

    how many minutes does an average college student spend in REM sleep?

    asked on October 22, 2008
  22. science

    Which rock is harder? Shale, sandstone, or limestone? which one is softer? What is it about sandstone, shale, and limestone that might cause the slopes and cliffs to form? Please help me. thank you.

    asked on October 2, 2007
  23. physics

    A .7m diameter wheel accelerates uniformly from 160rpm to 280rpm in 4.0s. Determine: a)it's angular acceleration, and b)the radial and tangential components of the linear acceleration of a point on the edge of the wheel 2.0s after it has started

    asked on April 11, 2010
  24. physics

    Suppose that 7.40 g of hydrogen is separated into electrons and protons. Suppose also that the protons are placed at the Earth's north pole and the electrons are placed at the south pole. What is the resulting compressional force on the Earth?

    asked on April 12, 2016
  25. English

    this question is for the short story lamb to the slaughter there are many dramatic irony in the text such as ??? what does dramatic irony mean?? can you please give me one example thanyou

    asked on January 28, 2009
  26. physics

    Explain how voltage current and resistance could interact to give a person a severe electrical shock if he or she touched an electrical wire in the wrong way.

    asked on November 11, 2007
  27. Physics I

    Olympus Mons is the largest mountain on Mars at a height of 22 km above the surface. Mars has a mass of 6.42x1023 kg and has a mean radius of 3386 km. If you are an astronaut with a mass of 100 kg standing on top of Olympus Mons, what is your gravitational

    asked on April 3, 2018
  28. algebra

    what is the standard form of 2.4*10 to the fourth power

    asked on January 16, 2012
  29. Books

    Is there any books that relate to middle school (for girls).

    asked on October 15, 2011
  30. algebra

    hi could you please take me through the steps of solving the simultaneous equation graphically thank you. y-x+4=0 y-8+x=0

    asked on October 8, 2009
  31. french yr8

    im having a bit of trouble with my homework. i`m learning about where we live and how long we have lived there question im having trouble with is Tours/4ans/paris what does Tours mean i have looked in the french dictionary but can`t find the

    asked on September 28, 2008
  32. physics

    1500 cm3 of ideal gas at STP is cooled to -20°C and put into a 1000 cm3 container. What is the final gauge pressure? 11 kPa 40 kPa 113 kPa 141 kPa 240 kPa

    asked on May 23, 2014
  33. chemistry

    is there a chemical reaction that is used in everyday life that can go wrong? like lets say you add too much or one of the chemicals

    asked on April 18, 2010
  34. english

    what makes "lamb to the slaughter" such a good short story? this question is for my essay i tried talking about the chracters but this is supposed to be my next paragraph can you please help thankyou

    asked on January 22, 2009
  35. chemistry

    hello!!! what volume of hydrochloric acid concentration 0.1 mol is required to neutralise 100 cm3 of sodium hydroxide solution concentration 0.1 mol can you please expalin this question step by step i really don't understandand how to do it thank you very

    asked on December 1, 2008
  36. age problems(please help)

    A teacher has two students, one three times as old as the other. The teacher is five times as old as the older student, and in 5 years she will be five times as old as her younger student. Find the teacher’s present age.

    asked on May 25, 2016
  37. PLEASE HELP!!!!! I have to leave soon, sorry!

    What is an experiment group and what is a control group? I was thinking an experiment group were people who experiment the world around them out of curiosity.... and that a control group was people who tried to make the world around them better.... is that

    asked on January 27, 2015
  38. math

    The volume of each shape is 250 cubic inches. A) Find the height of a cylinder with a radius of 3 inches. 250/3^2/ 3.14 = height of cylinder? B)Find the radius of the sphere. Is it just 3 inches? C) Find the height of a cone with a radius of 3 inches. I

    asked on May 16, 2012
  39. Global Business

    1250 words Prepare a financial overview for your global venture (Sugar / Mexico). Include a chart that represents the general budget for your global venture. Explain how your company deals with foreign exchange risk for your global operation. Identify

    asked on December 15, 2010
  40. Math/Algebra

    How do you find the are of a complex figure?

    asked on March 30, 2010
  41. chemistry

    which of the following gasses will have the largest volume ( all volumes are measured at the same temperature and pressure) A) 16g of CH4 B) 34g of NH3 C) 44g of co2 D) 64g of SO2 i think the answer is C am i right

    asked on November 3, 2009
  42. Physics

    A rock of a mass 0.2kg is attatched to a 0.75m long string and swung in a vertical plane. What is the slowest speed that the rock can travel and still maintain a circular path. so, i started with the following equation: Fc= mv2/r but where do i go from

    asked on October 24, 2009
  43. government

    what are 5 problems africa suffers from and their causes

    asked on January 6, 2009
  44. chemistry

    what is the balanced formulea equation for water evaporating

    asked on October 27, 2008
  45. calculus

    test the series for convergence or divergence the series from n=0 to infinity of (x^2+1)/(x^3+1) I said that due to the limit comparison test this converges at 1

    asked on March 16, 2008
  46. math/science

    1. what type of failure occurs when we cut paper with scissors? 2. what type of failure occurs when you spread butter on toast? strength, stiffness, or stability

    asked on September 12, 2017
  47. find the number

    The sum of the digits of a two-figured number is 9. If the digits are interchanged, the number obtained is only 3/8 as large as the original number. Find the number

    asked on May 20, 2016
  48. Biology: I am really confused.

    What is an experiment group and what is a control group? I was thinking an experiment group were people who experiment the world around them out of curiosity.... and that a control group was people who tried to make the world around them better.... is that

    asked on January 27, 2015
  49. geometry

    Points A,B, and C are collinear. If AB=x, BC= 2x+3, and AC= 3x-6, which point is between the other two points?

    asked on September 8, 2011
  50. Calculus

    The base of a certain solid is the triangle with vertices at (-10,5), (5,5), and the origin. Cross-sections perpendicular to the y-axis are squares.

    asked on December 9, 2010
  51. Chemistry

    Suppose you had a mixture consisting of 20.0 g of compound A and 20.0 g of compound B dissolved in 100.0 mL of water at 95 degrees C. Suppose further that only 1.00 g of A are soluble in 100.0 mL of water at 5 degrees C but 15.0 g of B are soluble in 100.0

    asked on September 16, 2010
  52. Science

    How do you represent data in a graph?

    asked on September 7, 2010
  53. social studies

    the southern states supported the Virginia Plan because: (A) it created a system of national courts (B) the legislature wa s to be apportioned according to a state's population (C) the upper house was to be elected by the state legislature (D) a large

    asked on March 25, 2010
  54. Math

    Determine the slope of the line that passes through each pair of points. Graph the line with x intercept -3 and y intercept -2. Use a coordinate plane.

    asked on November 1, 2009
  55. algebra

    factorise this expression x2+2x+1 can you please explain to me how to do this one

    asked on September 9, 2009
  56. grammar

    look at the following examples. can you spot the alliteration? can you explain it? 1)they fell into the fiery furnace 2)the rifle's rapid rattle resounded round the room 3) you're bletherin,blusterin,drunken blellum

    asked on April 26, 2009
  57. chemistry

    Acids that form ionic solutions will conduct electricity. Acids that form covalent solutions will not conduct electricity. but acids have HYDROGEN in them and hydrogen is a gas is that why the results of the conduction test need to be changed because

    asked on November 1, 2008
  58. chemistry

    how can i describe the test to see if ACIDS ar covalent or ionic what do the results of such a test show

    asked on October 31, 2008
  59. biology

    my quations are without changing appratus in an experiment how can the reliability of the experiment result be improved and also why can small changes in room temperature during the experiment be ignored thank you!!

    asked on October 29, 2008
  60. English

    What a word that when you say it you also spell it

    asked on April 16, 2017
  61. definitions

    define anti-urban define urban transformations DO NOT link me to any sites thanks

    asked on March 28, 2017
  62. find the number

    The sum of the digits of a two-digit number is 5. If 9 is subtracted from the number, the digits will be interchanged. Find the number.

    asked on May 20, 2016
  63. bio gr 11

    are sharks more related to amphibians or rodents? I feel as if its rodents because they both give live birth but im not sure cause based on my photogenic tree amphibians are underneath sharks

    asked on September 27, 2015
  64. delete account

    I looked in my gmail and it didn't hae that my account was deleted permantly or anything and I can still log into it?????

    asked on February 11, 2015
  65. Religion

    Where and when did euthanasia begin?

    asked on November 25, 2014
  66. chemistry

    Discuss the difference in lattice enthalpy between NaCl and CsF

    asked on September 14, 2014
  67. chesmistry

    Serine exists in its zwitterion form at a pH of 5.7. Draw the structural formula for the same. Explain the manner in which the structural formula of polar and non-polar amino acids would vary

    asked on February 17, 2013
  68. Math

    The performing arts theater has 24 rows of seats.There are 48 seats in each row.How many people can this theater seat?

    asked on January 23, 2013
  69. Spanish

    Why do people have classes like spanish & french in middle high school ??? I'm curious

    asked on October 15, 2011
  70. 8th grade math

    I have no idea how to solve this problem. Can someone help me??? 3x+3y=-6(this is a negative 6) 7x+4y= 1

    asked on December 21, 2010
  71. Statistics

    Hi, My professor gave us the formulas for sample variance and population variance, as well as the shortcut formulas for each. However, he said that on some of the problems, we will HAVE to use the long formula, which for population variance would be:

    asked on October 11, 2010
  72. math slope interceot

    write an equation in slope-intercept formof the line satisfying the given conditions: parallel to the graph of 3x-5y=7 andpasses through (0,-6)

    asked on November 2, 2009
  73. algebra

    find f^-1(x) f(x)=x-5

    asked on February 19, 2009
  74. english

    what makes the short story lamb to the slaughter a good story? could you please help me describe this in more detail

    asked on January 22, 2009
  75. government

    what is the structure of the united nation (UN)

    asked on January 5, 2009
  76. chemistry

    how can i describe the test to see if ACIDS are covalent or ionic Acids in aqueous solutions

    asked on November 1, 2008
  77. calculus

    test the series for convergence or divergence the series from n=1 to infinity of 1/(arctan(2n)) I again didn't know what test to use

    asked on March 16, 2008
  78. calculus

    test the series for convergence or divergence the series from n=0 to infinity of sin (2^-x) I wasn't sure what test to use to see if this was or wasn't convergent

    asked on March 16, 2008
  79. Chemistry

    what are the simplest molecules to synthesize a n,n-dimethyl-2-methylpropanamine

    asked on November 7, 2014
  80. Algebra1

    How to solve for x ?? 3(x+1)=-2(x-1)-4 = I need help

    asked on September 15, 2014
  81. Algebra1

    (How to solve for x) 3x-5=2x+6=? Please help please please !!!!!!😁😁😁😁

    asked on September 15, 2014
  82. Alhebra1

    3^2+(5+2)•4- 6/3=10,,16,,46,,24 how to solve????????????????????????????????????????!?????????????????!!?!!??????????????????????????????????????????????????????

    asked on September 4, 2014
  83. Algebra1

    How to solve, c+4=-26 and the answer would be 6 ,,,-6, -4.4 or 3

    asked on September 2, 2014
  84. Social Studies

    I am in 5th grade, and I need a easy interesting current event to write a paragraph about. Help me find a subject!!

    asked on December 12, 2013
  85. gen. chemistry

    an unknown solid substance weighs 121g. calculate the specific heat if 425.2 cal raise the temperature of the solid from 24.0 degrees C to 55.7 degrees C.

    asked on February 20, 2013
  86. child daycare

    a child who moved from throwing a ball using only an elbow,wrist,and shoulder is showing sings of development? a.intertask b.spatial c.joint-plate d.intratask

    asked on July 7, 2011
  87. Algebra 7th grade

    My teacher has me working on something he calls "tinging fractions". What is this? What does it mean? How does it work?

    asked on September 21, 2010
  88. MAT 116 UOP

    Graph equation using the y intercept. Y= 1/10 x + 6 Please Help!! NEED TO PASS!!

    asked on August 29, 2010
  89. biology

    what causes the PH to change as the food moves from the stomach to the small intestine

    asked on February 3, 2010
  90. math

    i posted this earlier and i can't figure it out. Write an equation in slope intercept form of the line perpendicular to y=3/4x-2 and passes through(-12,7)

    asked on November 1, 2009
  91. Math - Slopes

    A carpenter is building a stairway. The depth of each stair is 10 inches. The height of each riser is 8 inches. WHat is the steepness (slope) of the stairway? Please show work.

    asked on November 1, 2009
  92. Math

    Perpendicular to y=3/4x-2 and passes through (-12,7)

    asked on November 1, 2009
  93. chemistry

    what are electrostatic forces

    asked on October 28, 2009
  94. human biology

    under what circumtances can a virus be active

    asked on October 7, 2009
  95. government

    why does prices that fall on raw materials in Africa prevent the government from helping it's peoples

    asked on April 26, 2009
  96. english

    hi again why is mentally retarded person not like a normal person is what i meant thanks again

    asked on March 1, 2009
  97. english

    halo my question is why is a mentally handicapped person not like normal people thanks for the help

    asked on March 1, 2009
  98. chemistry

    what temperature do solids change to become gas and what temperature do liquids change to become solid and what temperature do gasse change to become liquid/solid

    asked on November 1, 2008
  99. government

    what hypothesis can i give for: -health care in the usa -pressure groups in the uk -the elderly in the uk

    asked on October 29, 2008
  100. chemistry

    what is the balanced formulea equation for the change that takes place at the negative electrode when tin(II) bromide is electrolysed

    asked on October 28, 2008


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