1. physics

    Calculate the net charge on a substance consisting of a combination of 6.7 ✕ 10^13 protons and 3.0 ✕ 10^13 electrons.

    asked by Makenzie on March 28, 2015
  2. Atoms- Science

    Elements having 3 or fewer electrons in the outer energy level are classified as ____________________.

    asked by Twilight lover on February 8, 2009
  3. College Electric Physics

    (a) What is the electric potential energy in joules of two electrons separated by 1.98 nm? (b) What would be it be if the separation was doubled?

    asked by Bob on February 11, 2011
  4. science atoms

    Elements having 3 or fewer electrons in the outer energy level are classified as ____________________.

    asked by Twilight lover on February 8, 2009
  5. Bio

    why does pH of the matrix increase when electrons flow along the electron transport chains of mitochondria?

    asked by Jin on February 14, 2008
  6. Physics

    How many electrons must be removed from an electrically neutral silver dollar to give it a charge of +2.8 µC?

    asked by rick on January 24, 2008
  7. physics

    a small pith ball carries a charge of -1.3 uc. how many excess electrons does this represent?

    asked by ann on May 17, 2012
  8. Science

    What are the building blocks of minerals? A. Rocks B. Elements C. Isotopes D. Electrons I believe the answer is A.

    asked by Anonymous on August 27, 2018
  9. chemistry

    how many unpeeled electrons are in this configuration 1s2 2s2 2p6 3s2 3p3

    asked by Emmanuel on January 18, 2017
  10. chemistry

    State the number of valence electrons for an iron(II) ion in an ionic bond.

    asked by McKenzie on November 26, 2014
  11. chemistry

    What is the kinetic energy of the emitted electrons when cesium is exposed to UV rays of frequency 1.5*10^{15}Hz?

    asked by Anonymous on January 31, 2010
  12. physics

    How many electrons must be removed from an electrically neutral silver dollar to give it a charge of +2.1 µC?

    asked by Anonymous on February 7, 2011
  13. Electronic

    A metal plate infused with excess electrons will attract a proton placed nearby?

    asked by Ruby on July 16, 2018
  14. chemistry

    calculate the velocities of electrons with de Broglie wavelengths of 1.0x10^2nm and 1.0nm

    asked by joanne on September 23, 2010
  15. science

    If 2.7 moles of copper metal was deposited from a solution of Cu(NO3)2, how many electrons were involved?

    asked by Andrea on April 19, 2013
  16. chemistry

    What is composed of atoms in fixed proportions? A. mixtures B. compounds C. electrons D. elements

    asked by junior on September 14, 2010
  17. Chemistry

    What are transferred in an oxidation-reduction reaction? atoms*** electrons ions protons

    asked by Holly on May 19, 2016
  18. Physics

    How much work must be done to bring three electrons from a great distance apart to 1.0 * 10^(-10)m from one another (at the corners of an equilateral triangle)?

    asked by Jenish on February 1, 2008
  19. Physics

    How many electrons must be removed from an electrically neutral silver dollar to give it a charge of +2.0 ìC?

    asked by Arnold Manguy on April 19, 2010
  20. Biology

    What role do high-energy electrons play in the electron transport chain?

    asked by Jim on January 12, 2011
  21. physics

    At what distance would the repulsive force between two electrons have a magnitude of 8.50 N? I have no idea how to do this problem... can someone help me please... 3x10^-4/8.50?

    asked by kate on March 9, 2009
  22. physics

    how many electrons must be removed from an electrically neutral silver dollar to give a charge of +2.8 uc

    asked by Anonymous on November 18, 2009
  23. Chemistry

    Determine the maximum number of electrons that can have each of the following designations. 2f,1Py,2Pz,5dyz,6f

    asked by Farha on October 28, 2012
  24. calculus

    A police cruiser, approaching a right –angled intersection from the north is chasing a speeding car that has turned the corner and is now moving straight east. When the cruiser is 0.6 mi north of the intersection and the car 0.8 mi to the east, the

    asked by Mr. goodstuff on January 17, 2012
  25. physics

    Two hockey players strike a puck of mass 0.159 kg with their sticks simultaneously, exerting forces of 1.30 103 N, directed west, and 9.90 102 N, directed 30.0° east of north. Find the instantaneous acceleration of the puck.

    asked by pete on February 13, 2014
  26. Physics

    Two hockey players strike a puck of mass 0.168 kg with their sticks simultaneously, exerting forces of 1.16 103 N, directed west, and 9.90 102 N, directed 30.0° east of north. Find the instantaneous acceleration of the puck.

    asked by Abby on September 12, 2017
  27. Physics

    A pilot wants to fly from city A to city B, a distance of 394 km at an angle of 10.0 degrees west of north. The pilot heads directly toward city B, with an air speed of 203 km/h. After flying for 1.0 hours, the pilot finds she is 17.5 km off course to

    asked by Jake on September 27, 2016
  28. Calculus

    Two cars leave an intersection at the same time. Car X is travelling East at 50 km/hr and Car Y is travelling South at 60 km/hr. Find the rate at which the cars are separating after 30 minutes. I want its complete solution

    asked by ChrismB on April 26, 2016
  29. maths

    Q1) Paul brought a car last year. It has lost 12½% of its value since then. It is now valued at £10,500 How much did Paul pay for his car? -[I got £11812.50... Is that right?~xD] Q2) A newspaper report stated: "Concorde has flown 7.1x10^7 miles. This is

    asked by black rose on September 20, 2011
  30. english

    i need help analyzing this poem by robert frost. what is the theme? emotions? and is the meaning that man is trying to control nature or fix it? THE AIM WAS SONG Before man came to blow it right The wind once blew itself untaught, And did its loudest day

    asked by beckii on October 25, 2007
  31. Calc 1

    Related Rates: Two cars approach the intersection of two highways. The one coming from the west is traveling at 60mph and the one traveling from north is traveling at 50 mph. At what rate is the distance between the cars changing when the car from the west

    asked by TayB on October 15, 2015
  32. more physics

    a 1.00-kg object is observed to accelerate at 10.0m/s∧2 in a direction 30.0 north of east. the force F2 acting on the object has magnitude 5.00 N and is directed north. determine the magnitude and direction of the force F1 acting on the object.

    asked by Brandon on March 26, 2010
  33. Physics

    a 1.00-kg object is observed to accelerate at 10.0m/s∧2 in a direction 30.0 north of east. the force F2 acting on the object has magnitude 5.00 N and is directed north. determine the magnitude and direction of the force F1 acting on the object.

    asked by Brandon on March 24, 2010
  34. Physics

    On a safari, a team of naturalists sets out toward a research station located 4.0 km away in a direction 42° north of east. After traveling in a straight line for 2.3 km, they stop and discover that they have been traveling 30° north of east, because

    asked by Harsh Patel on September 15, 2012
  35. Chemistry-help needed

    I am asked to draw the 'dot and cross' diagram to show the ionic bonding in sodium chloride. I am asked to show only the outer electronic structure. Sodium has 2.8.1 electronic configuration. After losing 1 electron to chlorine, it has 2.8 electronic

    asked by carrie on March 26, 2009
  36. Math

    A plane is flying on a course with a vector of , where the 250 is the speed due north, and the 100 is the speed due east. The wind is blowing where the directions are also north and east, in the same order. How fast is the plane flying? All values are in

    asked by April on December 4, 2015
  37. physics

    A motorist drives south at 26.0 m/s for 3.00 min, then turns west and travels at 25.0 m/s for 2.40 min, and finally travels northwest at 30.0 m/s for 1.00 min. For this 6.40 min trip, find the following values.

    asked by jon on October 5, 2011
  38. Calculus

    Two cars leave an intersection at the same time. Car X is travelling East at 50 km/hr and Car Y is travelling South at 60 km/hr. Find the rate at which the cars are separating after 30 minutes.

    asked by Kaya on April 25, 2016
  39. Calculus

    Two cars leave an intersection at the same time. Car X is travelling East at 50 km/hr and Car Y is travelling South at 60 km/hr. Find the rate at which the cars are separating after 30 minutes.

    asked by Andreyall on April 25, 2016
  40. math

    OT is a vertical mast of height h. From A, a m due south of O, the angle of elevation of T is 30 degree. If B is a point 2a m from A, on a bearing of 060 degree, find the angle of elevation of T from B.

    asked by somay on January 27, 2016
  41. College Chemistry

    I am trying to figure out how many minutes are required for sunlight to travel from the Sun to Earth? Assuming the sun is 93,000,000 miles from Earth and that sunlight travels at 1.86x10 to the 5th power miles per second. These things are so tricky, i know

    asked by Jena on March 2, 2010
  42. Science

    Which fact provides the best evidence for the scientific theory of the evolutionary development of life on the earth? a. fossils are found almost exclusively in sedimentary rocks b. characterisitcs of simpler forms of life can be found in more complex

    asked by Angie on March 31, 2009
  43. PHY101

    A 1200kg travelling east collides with another 1000kg car travelling north. If they are both travelling at 90km/h and the collision is completely inelastic, find the velocity of the systemafter collision.

    asked by Ebieride on May 17, 2016
  44. Social Studies

    When the Federal Reserve lowered interest rates following the 2001 recession, what did more people start to do? A. buy homes B. default on loans C. invest in dot-coms D. sell stock shares The United States used diplomacy to broker peace agreements in which

    asked by Oof on May 16, 2018
  45. Math

    There are 61 known moons. Mercury and Venus do not have moons, but each of the 7 other planets has at least 1. How do I find the % of total moons for each planet? Earth - 1 Mars - 2 Jupiter- 16 Saturn - 18 Uranus - 15 Neptune - 8 Pluto - 1 Thanks for your

    asked by Spence on February 13, 2008
  46. History

    what did reconstruction fail to do in south carolina? A.readmit the state to the union B.establish the belief in white supremecy among some group C.return control of state politicsto local leaders D.free african americans from slavery? I Got C but im not

    asked by Help me,plz on March 3, 2015
  47. chemistry

    In the following half equation, which is the oxidizing agent? NO3–(aq) + 4H+(aq) + 3e– NO(g) + 2H2O a. NO3– b. H+ c. e– d. NO e. H2O An oxidizing agent is a chemical compound that readily transfers oxygen atoms, or is a substance that gains

    asked by Jason on March 10, 2009
  48. College Physics

    On planet Z, the standard unit of length is the foose. Ann the Astronaut is 5.90 feet tall on earth. She lands on planet Z and is measured to be 94 foosi tall. Her partner Rachael is 88 foosi tall. How tall is Rachael on Earth?

    asked by Dylan on February 4, 2012
  49. science

    Why does the Earth get more energy from the Sun compared to any other star? •The Sun is much closer to Earth. The next closest star is 4.2 light years away. **** • The Sun is much denser than other stars. That means it produces more energy. • The Sun

    asked by Taylor P. on October 15, 2017
  50. application of differential equation

    somebody please help me find the solution totally lost.... An object of mass 100g is thrown vertically upward from a point 60cm above the earths surface with an initial velocity of 150cm/sec. It rises briefly and then falls vertically to the earth, all of

    asked by maria on March 21, 2015
  51. physics

    A few years ago, a movie came out about a soldier, John Carter, who was transported to Mars and could perform amazing feats of strength and jumping due to the lower Martian gravity. The surface gravity of Mars is 0.38 times that of earth. If John could

    asked by please help me out!!! please on February 11, 2013
  52. PHYSICS

    A few years ago, a movie came out about a soldier, John Carter, who was transported to Mars and could perform amazing feats of strength and jumping due to the lower Martian gravity. The surface gravity of Mars is 0.38 times that of earth. If John could

    asked by please help me out!!! please on February 12, 2013
  53. physics!!!!!!!!!!!!!!!!!

    A few years ago, a movie came out about a soldier, John Carter, who was transported to Mars and could perform amazing feats of strength and jumping due to the lower Martian gravity. The surface gravity of Mars is 0.38 times that of earth. If John could

    asked by please help me out!!!! on February 13, 2013
  54. MATH HELP

    Law of Gravitation-find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted. The gravitational constant is given as G= 6.67428*10^-11 m^3 kg^-1 s^-2 Please give

    asked by AKUMA on April 28, 2011
  55. geography

    if you travel westward along the 80th parallel north of the equator from the international Date line to 150 degrees East longitude, how far have you gone in both degrees of longitude and miles? Enter these coordinates in this web site and you'll get an

    asked by Marisol on January 30, 2007
  56. Physics

    A police car is traveling at a velocity of 20.0 m/s due north, when a car zooms by at a constant velocity of 44.0 m/s due north. After a reaction time 0.700 s the policeman begins to pursue the speeder with an acceleration of 6.00 m/s^2. Including the

    asked by Candice on September 29, 2014
  57. Physics

    Find g at a point on earth where T = 2.249 s for a simple pendulum of length 1.250 m, undergoing small-amplitude oscillations. (Enter your answer to four significant figures.) CAN YOU PLEASE PROVIDE AN ANSWER WITH WORK . THANK YOU VERY MUCH!!!!!

    asked by Mike on January 25, 2013
  58. algebra 2

    two cars leave an intersection. one car travels north; the other east. when the car traveling north had gone 15 miles, the distance between the cars was 5 mile more than the distance traveled by the car heading east.how far had the east bound car traveled?

    asked by amanda on March 18, 2012
  59. physics

    a 2191 kg car moving east at 9.9 m/s collides with a 3221 kg car moving north. the cars stick together and move as a unit after the collision, at an angle of 37.5 north of east at a speed of 5.05 m/s. what is the speed of the 3221 kg car before the

    asked by jacquie on December 7, 2010
  60. physics

    a 2191 kg car moving east at 9.9 m/s collides with a 3221 kg car moving north. the cars stick together and move as a unit after the collision, at an angle of 37.5 north of east at a speed of 5.05 m/s. what is the speed of the 3221 kg car before the

    asked by jacquie on December 7, 2010
  61. math

    An airplane leaves Atlanta at 2 PM and flies north at 250 miles per hour. A second airplane leaves Atlanta 30 minutes later and flies north at 280 miles per hour. At what time will the second airplane overtake the first? Answer Choices 6:20 PM 6:00 PM 6:40

    asked by Zara on October 30, 2016
  62. Solved-Calculus-Please check?

    the equatorial radius of the earth is approximately 3960 miles. suppose a wire is wrapped tightly around the earth at the equator. how much must this wire be lengthened if it is to be strung on 10 feet poles above the ground? (1 mile=5280 feet) delta y=

    asked by Liliana on April 24, 2013
  63. Please Please help! English

    Which of the following sentences DOES NOT illustrate subject- verb agreement. 1.Each of the players need a locker. 2.He said that the computer is broken. 3.There go the members of the cast. 4.We knew that rivers flow south. 1.Each of the players need a

    asked by Anonymous on October 14, 2006
  64. science - physics

    A plane flies with a velocity of 52 m/s east through a12 m/s cross wind blowing the plane south. Find the magnitude and direction (relative to due east) of the resultant velocity at which it travels.

    asked by michelle on September 28, 2011
  65. Math

    Mercury's average distance from the sun is 57,910,000 km. The Earth is approximately 93,000,000 miles from the sun What would be the distance of a trip from Mercury to Earth, via the Sun. Look out for the units!!! (1 km =(0.62mi) Use Scientific Notation to

    asked by Howayda on January 10, 2016
  66. chemestry

    Balance th following equation in acid Solutiong and determind if it is spontaneous under standard conditions. NO3^-1 + Sn^+2 ---> NO + Sn^+4 balanced directed to first post. You need to calculate the E value to determine if it is spontaneous or not. Please

    asked by bik on May 16, 2007
  67. Science

    Please unscramble this word snagenhhi P.s it's a type of snake and its found in NorthAmerica I checked this list of North American snakes and didn't find any with two h's in its name. http://www.pitt.edu/~mcs2/herp/SoNA.html if the h's are k's, then king

    asked by Fia on April 8, 2007
  68. 7th Grade Math

    The weight of an object on the moon varies directly as the weight of the object on Earth.A 90-pound object on Earth weights 15 pounds on the moon.if an object weights 156 pounds on Earth, how much does it weights on the moon? A.23 pounds B.26 pounds C.28

    asked by I dont get this :/ on August 13, 2017
  69. Math

    Hint for this assignment: Pay attention to the units of measure. You may have to convert from feet to miles in this assignment. You can use 1 mile = 5,280 feet for your conversions. 1. Many people know that the weight of an object varies on different

    asked by Tisha on April 7, 2010
  70. Science Physics

    An object weighs 12 N on earth. When it is brought to Mars, it has a weight of 4.8 N. What is the acceleration due to gravity on Mars? (Taking the acceleration due to gravity on earth is 10 m/s²)

    asked by Sarah on April 1, 2013
  71. physics

    At the surface of Jupiter's moon Io, the acceleration due to gravity is 1.81 . A watermelon has a weight of 43.0 at the surface of the earth. In this problem, use 9.81 for the acceleration due to gravity on earth

    asked by Anonymous on February 21, 2011
  72. physics

    Two satellites are monitored as they orbit the earth,satellites Y is foure times as far from earth's centre as is satellite X. IF the period of revolution of satellite X is T. WHAT IS THE PERIOD OF REVOLUTION OF OF Y?

    asked by barch on November 14, 2015
  73. Physics

    A spring scale being used to measure the weight of an object reads 17.1 N when it is used on earth. The spring stretches 4.40 cm under the load. The same object is weighed on the moon, where gravitational acceleration is 1/6g Find the reading of the spring

    asked by Mike on January 25, 2013
  74. physics

    An astronaut in full gear has a weight of 2900 N on Earth. Jupiter; weight on planet relative to earth is 2.53 and weight of a 150-lb person is 380. How much will the astronaut weigh on the Jupiter? W_{Jupiter} =________________ N Neptune; weight on planet

    asked by Melissa on March 3, 2014
  75. Physics

    A police car is traveling at a velocity of 20.0 m/s due north, when a car zooms by at a constant velocity of 44.0 m/s due north. After a reaction time 0.700 s the policeman begins to pursue the speeder with an acceleration of 6.00 m/s^2. Including the

    asked by Peanutbutter7 on September 27, 2014
  76. physics

    A police car is traveling at a velocity of 15.0 m/s due north, when a car zooms by at a constant velocity of 45.0 m/s due north. After a reaction time 0.700 s the policeman begins to pursue the speeder with an acceleration of 3.00 m/s^2. Including the

    asked by colby on September 7, 2012
  77. Physics

    A police car is traveling at a velocity of 19.0 m/s due north, when a car zooms by at a constant velocity of 49.0 m/s due north. After a reaction time 0.600 s the policeman begins to pursue the speeder with an acceleration of 6.00 m/s^2. Including the

    asked by Tonya on September 16, 2013
  78. Physics

    A police car is traveling at a velocity of 15.0 m/s due north, when a car zooms by at a constant velocity of 40.0 m/s due north. After a reaction time 0.500 s the policeman begins to pursue the speeder with an acceleration of 6.00 m/s^2. Including the

    asked by Kaitlyne on September 10, 2013
  79. physics

    A police car is traveling at a velocity of 15.0 m/s due north, when a car zooms by at a constant velocity of 44.0 m/s due north. After a reaction time 0.700 s the policeman begins to pursue the speeder with an acceleration of 5.00 m/s^2. Including the

    asked by louis aaaa on June 18, 2013
  80. physics

    A police car is traveling at a velocity of 19.0 m/s due north, when a car zooms by at a constant velocity of 49.0 m/s due north. After a reaction time 0.600 s the policeman begins to pursue the speeder with an acceleration of 6.00 m/s^2. Including the

    asked by Katy on September 15, 2013
  81. Chemistry

    Shown below are several options for the box notations of the ground state electron configuration of the following gas-phase species. Identify the correct electronic configuration. i. Al2− ii. Mn (a)Select the reason that best explains why the first

    asked by c on January 11, 2013
  82. english help please!!

    Read the following excerpt from H.G. Wells' The War of the Worlds, and answer the question that follows: The planet Mars, I scarcely need remind the reader, revolves about the sun at a mean distance of 140,000,000 miles, and the light and heat it receives

    asked by Oscar on March 14, 2016
  83. algebra

    1.) The volume of a rectangular box is 64 ft3. If the width is 3 times longer than the height, and the length is 9 times longer than the height, find the dimensions of the box. Define your variables then show all work using the equation editor. Write a

    asked by ashley on August 10, 2016
  84. english

    Please help if my answers are correct and let me know the correct answers below. thank you. Can we see (1) _____ the earth is a globe? Yes, we can. When we watch a ship that sails out to sea, we can see that the ship begins (2) _____. The bottom of the

    asked by jessie on April 28, 2017
  85. Physics

    A satellite has a mass of 101 kg and is located at 1.99x10^6 m above Earth's surface. (a) What is the potential energy of the satellite at this location? (b) What is the magnitude of the gravitational force on the satellite? for potential energy, I was

    asked by Emily on December 10, 2010
  86. Physics

    A satellite has a mass of 101 kg and is located at 1.99x10^6 m above Earth's surface. (a) What is the potential energy of the satellite at this location? (b) What is the magnitude of the gravitational force on the satellite? for potential energy, I was

    asked by Emily on December 10, 2010
  87. Physics

    Show that the total mechanical energy of a satellite (mass m) orbiting a distance r from the center of the Earth (mass M-e)is: -(1/2)*(G m M-e)/(r if U = 0 at r = infinity. Show that although friction causes the value of E (mechanical energy) to decrease

    asked by Anonymous on March 21, 2008
  88. physics

    A spring scale being used to measure the weight of an object reads 12.8 N when it is used on earth. The spring stretches 4.95 cm under the load. The same object is weighed on the moon, where gravitational acceleration is 1/6g. Find the reading of the

    asked by Anonymous on March 28, 2011
  89. chemistry

    1. Calcuate the distance(km) from the Earth to the Moon if it takes light 1.3 seconds to make the trip? 2. Saturn is about 1.2 billionkm from Earth. How long does it take light to travel that distance? (I was only given the wave equation, Max Plancks

    asked by Brooke N on November 11, 2015
  90. algebra

    A pilot heading his polane due north finds the actual direction of travel to be 5.2 NE. The planes's air speed is 315 mi/h, and the wind is from die west. Find the plane's ground speed and the velocity of the wind.

    asked by Arielle on November 2, 2011
  91. physics

    a woman walks 250 m in the direction 30 degree east of north,then 175 m directly east.A) using graphical methods,find her final displacement from the starting point.B) compare the magnitude of her displacement with the distance she walked.,

    asked by mark paul on July 4, 2011
  92. History

    I have multiply questions and would appreciate if you could either tell me about it or send me a link to something, I've checked my history books and can't find nothing. Who didn't like Lincoln's 10% reconstruction plan? Did Lincoln's death impact or

    asked by Toad-Stool on April 25, 2018
  93. trig

    a plane is flying with airspeed of 140 mph and heading 280 degrees. The wind currents are running at 20mph at 260 degrees clockwise from due north. Find the true course and ground speed of the plane.

    asked by Frankie on August 19, 2011
  94. Social Studies

    One reason for the difference between average temperatures in Rome when in Jan. the average temperature is 11 degrees Celsius and July average degree is 30 degree Celsius is: The amount of carbon dioxide present in the atmosphere The tilt of the Earth of

    asked by Sue on October 22, 2014
  95. Chemistry

    Here are the effective nuclear charges, Zeff, for the valence electrons of four different atoms. 1.30, 1.95, 2.60, 3.25 In order, these values could belong to what list of elements? Sr, Ca, Mg, Be Be, Mg, Ca, Sr C, B, Be, Li (or) Li, Be, B, C Here are the

    asked by marie darling on April 2, 2013
  96. English

    Thank you very much for your corrections. I still have a few alternatives for you to check. 1) The demand for new clothes created the necessity (better: caused the development of new machinery?) to invent machinery for cloth-making. 2) New factories were

    asked by Franco on November 26, 2010
  97. Trig application

    I am having trouble with this question. A privately owned yacht leaves a dock in Myrtke Beach, South Carolina, and heads toward Freeport in the Bahamas at a bearing of S 1.4 degrees E. The yacht averages a speed of 20 knots over the 428-nautical- mile

    asked by Hutch on February 21, 2015
  98. Pre-Calculus

    Point B is 12 km north of point A. Point C is 9 km from point B on a bearing of 060°. Find the distance from A to C.

    asked by Gabby on January 14, 2013
  99. Physics

    At the surface of a certain planet, the gravitational acceleration g has a magnitude of 12.0 m/s^2. A 21.0-kg brass bell is transported to this planet. What is (a) the mass of the brass ball on the Earth and on the planet, and (b) the weight of the brass

    asked by Luce on November 4, 2016
  100. Geometry

    A city has a scale model of the solar system nearly 6 km long. The model's scale is 1 km : 1 billion km. a. Earth is 150,000,000 km from the Sun. How many meters apart are Earth and the Sun in the model?

    asked by Anonymous on December 31, 2011