1. chemistry

    1.How would you separate a mixture of salt, sawdust, and iron filings? 2. The Mg^2+ and Na^+ ions have ten electrons. Which has the smaller radius? Explain.

    asked by Rebecca on January 13, 2009
  2. Chemistry

    Name the majority charge carrier in the doped material. Holes Electrons Electron-hole pairs The dopant ion

    asked by selly on November 19, 2012
  3. chemistry

    calculate the number of protons, neutrons, and electrons in the sample of scandium that you weighed at 7.9 mass weight if it is 100% ^45Sc.

    asked by GKMB on May 11, 2010
  4. Chem 130

    How do I do this? Using the symbol of the previous noble gas to indicate the core electrons, write the electron configuration for each of the following elements. (a) zirconium, Z = 40 (b) vanadium, Z = 23

    asked by michelle on May 13, 2014
  5. science

    if electrons are caused to fall through a potential difference of 100000 volt,determine their final speed if they were initially at rest.

    asked by akhilesh on March 11, 2014
  6. Chemistry

    As one descends group 6A of the periodic table, the number of valence electrons found in each element A. Increases B. Decreases C. Remains the same

    asked by Jay on December 6, 2010
  7. science

    what chemical characteric of a substance that allows it to oxidize rapidly Usually the material has one or two electrons in the outer shell and the ionization potential is low.

    asked by nener on February 5, 2007
  8. Physics - Help!!!

    I want to be sure I'm using the right formula for this question: Calculate the electric force between 2 electrons that are 5.3 x 10^-11 m apart (electron charge = -1.6 x 10^-19 C) I'm using the equation for Coulomb's Law: F = K (q1 q2)/d^2 (-1.6 x

    asked by Justin on May 31, 2012
  9. Science

    How can atoms with fewer than 8 valence electrons fill their outermost energy level? (If you can, can you please help me use either sulfur or magnesium to explain the process please?) Thank You!

    asked by Star :) on April 28, 2009
  10. physics

    In one mole or 18 grams of water, the total negative charge of all the electrons is: a. zero because its electrically neutral. b. less than one C c. almost 100,000 C. d. almost one million C. e. none of these

    asked by Anonymous on April 9, 2013
  11. college Chemistry

    As one descends group 6A of the periodic table, the number of valence electrons found in each element? A. Increases B. Decreases C. Remains the same

    asked by Ivy on December 6, 2010
  12. science

    The ionization energies for the removal of the first electrons in Silicon 780,Phosphorous 1060,Sulphur 1005,Chlorine 1225.

    asked by Chidinma on November 17, 2017
  13. Chemistry

    As one descends group 6A of the periodic table, the number of valence electrons found in each element A. Increases B. Decreases C. Remains the same

    asked by Jerome on December 6, 2010
  14. PHYSICS Help please!!

    The two-mile linear accelerator at Stanford University in California "appears" to be less than a meter long to the electrons that travel in it. Explain.

    asked by Jason on May 9, 2012
  15. Chemistry

    A single 4p orbital can hold how many electrons? i got 6 is that correct or no? Would conducting electricity be considered a physical or a chemical property of ZINC?

    asked by Jack on September 10, 2010
  16. chemistry

    How many valence electrons are shared, gained, or lost by each atom of the six compounds? • N2 • CCl4 • SiO2 • AlCl3 • CaCl2 • LiBr

    asked by PLEASE help!!! on August 31, 2017
  17. chemistry

    How many valence electrons are shared, gained, or lost by each atom of the six compounds? • N2 • CCl4 • SiO2 • AlCl3 • CaCl2 • LiBr please help

    asked by malia on August 31, 2017
  18. physics

    calculate the net charge on a substance consisting of a combination of 2.6e13 protons and 6.0e13 electrons. answer in units of C.

    asked by Anonymous on April 6, 2011
  19. biochem

    can someone help me write a balanced 1/2 rxn for the oxidation of glyceraldehyde-3-phosphate to glycerate-1,3-bisphosphate? I confused on where to put the electrons and how many are needed

    asked by amy on December 3, 2011
  20. chemistry

    For the oxidation- reduction reaction equation given here, 2Na+S -> Na2S indicate how many electrons are transferred in the formation of one formula unit of produce.

    asked by Anonymous on April 29, 2016
  21. physics

    Suppose electrons enter a uniform electric field midway between two plates at an angle ¦È0 to the horizontal, as shown in the figure

    asked by Anonymous on February 8, 2014
  22. physic

    if the beam current in a particular TV is 50 micro A and the charge on a single electron is 1.6x10^-19 C. how many electrons hit the face of the picture tube in one second?

    asked by fatih on February 15, 2012
  23. chem

    Which of the following elements would you expect to gain electrons in chemical changes? (Select all that apply.) gold chromium zirconium nitrogen iodine

    asked by Sara on September 21, 2010
  24. Chemistry

    How do I calculate the wavelength of the emission line when electrons drop from the 4th to the 3rd energy level in the hydrogen atom?

    asked by Lis on February 9, 2011
  25. Pre Calc

    You have recently been promoted and are now a senior pilot with BHS Exprress, providing courteous and timely service to countless cities across the Northeast. In order to arrive in New York City at the scheduled time, you know you must fly at a speed of

    asked by Sarah on February 16, 2018
  26. Pre Calc

    A plane (A) heading south at 120 mph and a plane (B) heading west at 600 mph are rlying tword the same point at the same altitude. Plane A is 100 miles from the point where the flight patterns intersect and plane B is 550 miles from there. A) Find the

    asked by Rebekah on May 7, 2013
  27. Social Studies(I need websites to do these please)

    In 1965, Congress adopted the Voting Rights Act. Describe this act. In your description, explain what led Congress to pass the act, and describe at least two of the act's effects. How has the population of South Carolina changed over the past one hundred

    asked by Mame on June 4, 2016
  28. History

    US History Crossword Puzzle 1. 9 letters; areas of Mississippi and Alabama characterized by black soil and excellent cotton-growing conditions 2. 13 letters; cotton-producing region of the southern United States How did the Free-Soil Party propose to

    asked by Ashley on March 25, 2015
  29. Socials

    Colonies in the Wilderness 1814-1840 The Land Of Yesterday: (Im putting down paragraphs from my book to here as I want to shorten them in the end, and only gather the important key notes I need) The history of Canada has always been affected by its

    asked by Sara on February 3, 2011
  30. Physics

    Climbing to the top of Mount Everest is hard. But, it's slightly easier than you might think as people weigh less as they climb to the top. Let WE be a person's weight on top of Mount Everest and WS be their weight at sea level. What is the value of

    asked by Bob on April 22, 2013
  31. geography

    what would be some simple sanitation uses in australia? and you were usin tools made by yourself. the location of australia is in the area of west and south Gippsland. also including Wilsons Promontory, Victoria I'm not sure what you mean by "sanitation

    asked by Philo on February 23, 2007
  32. Solar system

    According to the theory of gravitation, the earth must be continually “falling” toward the sun. If this is true, why does the average distance between earth and sun not grow smaller? Without gravity, the Earth would go in a straight line. It falls

    asked by Kim on January 1, 2007
  33. pre-calc

    A ship travels 200km west from port and then 240km due south before it is disabled. Illustrate this in a vector diagram. Usa trigonometry to find the course that a rescue ship must take from port in order to reach the disabled ship. i don't know where to

    asked by Devon on March 30, 2008
  34. Physics

    Jessica's weight is 540 newtons. According to the Third Law, if the Earth pulls on Jessica with a force of 540 N, then Jessica pulls on the Earth with a force of 540 newtons that acts in the opposite direction. However, if Jessica stumbles while

    asked by Kim on March 15, 2009
  35. History

    Need help with study guide!! 1. What are two inventions/concepts that Eli Whitney is known for? 2. Why did New England become the center of the American Industrial Revolution? 3. What was a key element in developing a market economy in nineteenth century

    asked by David on October 15, 2015
  36. Physics

    Two bicyclists, starting at the same place, are riding toward the same campground by different routes. One cyclist rides 1030 m due east and then turns due north and travels another 1480 m before reaching the campground. The second cyclist starts out by

    asked by Shant on September 5, 2014
  37. trig

    Find the bearing and airspeed for a plane to fly 630 miles due north in 3 hours if the wind is blowing from a direction of 318* and is blowing at 15mph. Approximate the bearing to the nearest degree and the speed to the nearest mile per hour.

    asked by lynn on April 28, 2015
  38. physics

    A soccer ball of mass 450 grams is initially moving horizontally east at 12 m/s. You kick it so that it moves horizontally north at 13 m/s. The collision lasts 0.04 s. Find the magnitude and direction of the average force you apply to the ball. |F| = Angle

    asked by roly on December 6, 2011
  39. English

    This topic is deleting satistical data and examples. original material Water is an important part of the earth.In fact, water is the reason human beings live on the planet.Water is everywhere.It is in the atmosphere, the air that people breathe. it is in

    asked by Taletha on October 29, 2009
  40. HISTORY

    1. Which of the following describes the Puritans? (1 point) didn't have much success as planters made Sunbury into a thriving port came from the backcountry of Virginia came from Pennsylvania by way of North Carolina 2. Georgia’s slave code was modeled

    asked by FAM I NEED HELP on September 16, 2016
  41. Biology

    These are true and false questions and I want to make sure that I got them right. 1. A water molecule is held together by two single polar covalent bonds. False 2. Because oxygen has a greater electronegativity than hydrogen, water molecules are polar with

    asked by Cady on September 8, 2011
  42. Biology

    These are true and false questions and I want to make sure that I got them right. 1. A water molecule is held together by two single polar covalent bonds. False 2. Because oxygen has a greater electronegativity than hydrogen, water molecules are polar with

    asked by Cady on September 8, 2011
  43. Math

    Ryan left the science museum and drove south. Gabriella left three hours later driving 42 km/h faster in an effort to catch up to him. After two hours Gabriella finally caught up. Find Ryan's average speed

    asked by Anonymous on April 28, 2014
  44. 8th grade

    Ryan left musuem and drove south. Gab left 3 hrs later driving 42 km/h to catch up to him. After 2 hrs gab finally caught up. find Ryan's averae speed?

    asked by nancy on October 15, 2010
  45. Math

    Earth orbits the sun in an elliptical pattern. the equation of earths path is (x+2.5)/22350.25 + y^2/22344=1 where the measurements represent millions of kilometers. The sun is located at the focus (0,0). In january, earth id located at one vertices which

    asked by Katt on December 11, 2017
  46. Physics

    It can be shown that for a uniform sphere the force of gravity at a point inside the sphere depends only on the mass closer to the center than that point. The net force of gravity due to points outside the radius of the point cancels. How far would you

    asked by Mikhail on April 15, 2010
  47. Math

    The acceleration due to gravity is inversely proportional to the square of the distance from the centre of Earth. The acceleration due to gravity for a satellite orbiting 7000 km above the centre of Earth is 8.2 m/s^2. a) write a formula for this

    asked by Halle on June 1, 2009
  48. Physics

    A 4 kg mass is sliding on a fricitonless surface and explodes into two, 2 kg parts. One moving at 3 m/s due north and the other at 5 m/s 30 degrees north of east. What is the original speed of the mass? Can you please verify if my answer is correct? I used

    asked by sarah on February 9, 2007
  49. Physics

    At the upper surface of the earth's atmosphere, the time-averaged magnitude of the Poynting vector is referred to as the solar constant and is given by =1.35×103W⋅m−2 . (a) If you assume that the sun's electromagnetic radiation is a plane sinusoidal

    asked by amit sharma on May 8, 2013
  50. Physics

    At the upper surface of the earth's atmosphere, the time-averaged magnitude of the Poynting vector is referred to as the solar constant and is given by =1.35×103W⋅m−2 . (a) If you assume that the sun's electromagnetic radiation is a plane sinusoidal

    asked by Rohan on May 13, 2013
  51. Physics to Elena

    At the upper surface of the earth's atmosphere, the time-averaged magnitude of the Poynting vector is referred to as the solar constant and is given by =1.35×103W⋅m−2 . (a) If you assume that the sun's electromagnetic radiation is a plane sinusoidal

    asked by Rohan on May 14, 2013
  52. Orbital Dynamics

    The zero-velocity value of the Jacobi integral at the L2 point of the Earth-Moon system is C= -1.59411. Suppose a spacecraft is newar Earth (r2=1/60 in our descriptions). Approximately waht speed must the craft have realtive to the rotating system if it is

    asked by Ali on December 13, 2007
  53. Orbital Dynamics

    The zero-velocity value of the Jacobi integral at the L2 point of the Earth-Moon system is C= -1.59411. Suppose a spacecraft is newar Earth (r2=1/60 in our descriptions). Approximately waht speed must the craft have realtive to the rotating system if it is

    asked by Ali on December 13, 2007
  54. Geography

    51. How do the monsoons and the mountains influence the climate in South Asia? Include in your answer an analysis of how monsoons can be responsible for survival and hardship in this region. Seasonal shifts in the winds are called monsoons. In winter, the

    asked by y912f on April 4, 2010
  55. Physics

    At an antique car rally, a Stanley Steamer automobile travels north at 38 km/h and a Pierce Arrow automobile travels east at 51 km/h. Relative to an observer riding in the Stanley Steamer, what are the x- and y-components of the velocity of the Pierce

    asked by Max on February 11, 2010
  56. math

    An ant weights about 2*10 to the fifth power pounds. There are about 1*10 to the 15 power ants on Earth. How many pounds of ants are on Earth

    asked by Anonymous on October 13, 2015
  57. 6th grade - EARTH SCIENCE

    What are three interesting facts about the upper mantle of the earth? and 3 interesting facts about the lower mantle of the earth?

    asked by Jen on October 11, 2010
  58. Math

    How much time (in hour)does the earth take for1 rotation ? How much time (in hour) would the earth take for 123 rotation?

    asked by DEVIDAS on August 16, 2017
  59. Math

    Polar ice is about 3/4 of the 3% of Earth's fresh water. What fraction of all of Earth's water is polar ice?

    asked by Mo on February 3, 2015
  60. business math

    Scientists estimate forests are being destroyed on Earth's surface at a rate of 149 acres per minute. Use unit ratios to find the number of acres to the nearest thousand being destroyed each day. I am completely stumped on this one. HELP!

    asked by tmouery on February 27, 2013
  61. physics

    I need some help and I was wondering if you guys could give me some hints and stuff. thanks a lot!! Question 1 A force causes a certain acceleration. What acceleration would half of the original force cause? a. The same amount b. 1/2 times c. 4 times d. 2

    asked by Heath on February 11, 2007
  62. physic

    unit of distance used in astronomy is the parsec (pc): 1 pc = 3.26 ly. The distance to the Earth's next-nearest star, α-Centauri, is 1.3 pc. Find the distance d to α-Centauri in light-years and in meters.

    asked by joy on January 19, 2018
  63. PHYSICS

    Ana run in a circular path. The dimension of the circular path is r = 10m , she finished it in 20 seconds. Find his speed, distance, displacement and velocity. 10m east (starting point) and 10 m south (finish point)

    asked by SUZI on July 23, 2014
  64. physics

    A student of weight 600 N was sent to another planet called Nerdland. If Nerdland has a mass that is three times the mass of the earth and a radius that is half the radius of the earth, what would be the mass in kg of the student when on Nerdland?

    asked by Jeon on September 2, 2011
  65. physics

    A student of weight 990 N was sent to another planet called Nerdland. If Nerdland has a mass that is three times the mass of the earth and a radius that is half the radius of the earth, what would be the mass in kg of the student when on Nerdland?

    asked by Richard on August 30, 2011
  66. phsics

    A student of weight 830 N was sent to another planet called Nerdland. If Nerdland has a mass that is three times the mass of the earth and a radius that is half the radius of the earth, what would be the mass in kg of the student when on Nerdland?

    asked by Elisabeth on September 6, 2011
  67. PHYSICS

    A student of weight 830 N was sent to another planet called Nerdland. If Nerdland has a mass that is three times the mass of the earth and a radius that is half the radius of the earth, what would be the mass in kg of the student when on Nerdland?

    asked by Hannah on September 8, 2011
  68. applied physics

    an airplane is heading due west at a velocity of 500 miles/hr. There is a cross wind due North at a velocity of 50 miles/hr. find the airplanes velocity relative to the ground (magnitude and direction)

    asked by jennifer on November 11, 2010
  69. physics

    Two cars are approaching a perpendicular intersection without a stop sign. Car 1 has a mass 900 kg and is heading north and car 2 has mass 900 kg and is heading west. The two cars collide at the intersection, and stick together as a result of the

    asked by Anonymous on July 4, 2014
  70. Physics

    The gravitational constant for Earth is gE = 9.8m/s2. The gravitational constant for the planet Mongo is 20 m/s2. If an object has a weight of 10 lbs on earth, what is its weight on Mongo?

    asked by Paige on February 21, 2011
  71. math

    Earth exerts a force on an object equal to the objects weight. the object exerts a force on earth I think the answer is it equal zero?

    asked by Anonymous on March 28, 2010
  72. Physics

    At what distance above the surface of the earth is the acceleration due to the earth's gravity 0.790 m/s^2 if the acceleration due to gravity at the surface has magnitude .

    asked by Joe on April 12, 2012
  73. Science

    A day on Pluto lasts 6.39 times longer than a day in earth.If an Earth day lasts 24 hour how many hours is a day in Pluto?

    asked by Kayla on January 12, 2011
  74. physics

    If the sun is 372 times farther from the Earth than the Moon, and the Moon is falling around the earth at 1.4 mm/s, what is the rate that the Sun is "falling?" Is it 1/(372^2) or 7.22*10^-6 mm/s?

    asked by pat on February 28, 2018
  75. physics

    A hydrogen atom, when vigorously perturbed, can emit light with a frequency of 6.16 × 1014 Hz. When the same light from hydrogen atoms in a distant galaxy is observed on earth, the frequency is 5.21 × 1014 Hz. Calculate the speed at which the galaxy is

    asked by Joan on May 18, 2011
  76. Physics--please help!!

    A hydrogen atom, when vigorously perturbed, can emit light with a frequency of 6.16·1014 Hz. When the same light from hydrogen atoms in a distant galaxy is observed on earth, the frequency is 5.76·1014 Hz. Calculate the speed at which the galaxy is

    asked by Kelly on May 6, 2013
  77. college physics 2

    A healthy astronaut's heart rate is 60 beats/min. Flight doctors on Earth can monitor an astronaut's vital signs remotely while in flight. How fast would an astronaut be flying away from Earth if the doctor measured her having a heart rate of 28 beats/min?

    asked by Anonymous on March 31, 2014
  78. Pyhsics

    The weight of the atmosphere above 1 m2{\rm m}^{2} of Earth's surface is about 100,000 N{\rm N}. Density, of course, becomes less with altitude. But suppose the density of air were a constant 1.2 kg/m3{\rm kg}/{\rm m}^{3}. Calculate where the top of the

    asked by Kimmie on April 10, 2014
  79. chemistry help

    ok so i need to find how many atoms make up the earth. the average atomic mass of the atoms is 14g/mol. avogadro's number gives the number of atoms in a mole. so what atom do i take?? carbon or something??

    asked by RAYMOND on September 17, 2009
  80. Math

    Cameron is located 2 miles due East of an intersection between two country roads. He decides to walk in a straight line (cross-country) toward a position 3 miles due North of the intersection; it takes Cameron one hour to reach that location. (a) Find

    asked by SC on January 18, 2010
  81. Vectors?

    Find the ground speed of an airplane with air speed of 480km/hr and heading due east if a wind blowing south has a velocity of 40km/hr. I did this: plane: wind: And added them together to get and then used Pythagorean theorem to get a speed of about

    asked by Cory on February 27, 2018
  82. Physics

    Pa and Oz start walking at the same corner of a field whose south- west is bounded by a straight wall. Pa walks alongside the wall at 5.5 km/h while Oz sets off at 6 km/h along a straight foot path across the field which makes an angle of 50 degrees with

    asked by Joseph on February 5, 2011
  83. S.Studies

    What do many political conflicts in South Asia have in common? MY ANSWER: I think that they all have many problems with terroristic attacks, military enforcement, border control and personal freedoms. Many of the countries in South Asia have problems with

    asked by Monica... on May 4, 2017
  84. Language Arts

    The River 1. I sit on the bank in my special place, 2. Feel the breeze that lifts my hair, 3. And watch the ripples run across the river. 4. It is so peaceful here. 5. Deep enough to justify a fishing pole, 6. Quiet enough for my every thought, 7. The

    asked by Milkdud on March 21, 2018
  85. to writeacher

    In South Africa the baboons not only annoy farmers by raiding cornfields but also chicken coops. Rewritten: In South Africa the baboons not only annoy farmers by raiding cornfields but also annoy chicken coops. Hmmm! "In South Africa, the baboons annoy

    asked by anonymous on October 19, 2006
  86. algebra

    You may have to convert from feet to miles several times 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 planets, but did you know that the weight of an object

    asked by linda on November 12, 2009
  87. physics

    Two arrows are fired horizontally with the same speed of 31.8 m/s. Each arrow has a mass of 0.149 kg. One is fired due east and the other due south. Find the magnitude of the total momentum of the two arrow system in kg-m/s. (Hint: How do you combine

    asked by Hannah on February 21, 2015
  88. physics

    A hiker begins a trip by first walking 25.0 km southeast from her base camp. On the 2nd day, she walks 40.0 km in a direction 600 north of east, at which point she discovers a forest rangers tower. Find the magnitude and direction of displacement from base

    asked by rah on November 6, 2014
  89. Walk Two Moons

    Has anyone read the story walk two moons? If so, please help. where does Sal BEGIN to realize that her mother is really not returning? A) Lake Michigan B) Madison Wisconsin C) Pipestone Minnesota *** D) Sioux Falls, South Dakota please help, I've read the

    asked by Sally on May 14, 2016
  90. Physics

    A 23.7 kg child, with a 4.35 kg backpack on his back, first stands on a sidewalk and then jumps up into the air. Find the net force (positive up/negative down) on Earth due to the child when the child is (c) standing still and (d) in the air.

    asked by Maria on March 5, 2017
  91. Algebra

    In 2003, NASA launched the rover Spirit onto the surface of Mars to explore our planetary neighbor. Near the end of January 2010, Mars was 99.33 million km away from Earth. Assume the speed of communication is at the speed of light, which is 300,000,000

    asked by Elle on April 13, 2018
  92. environmental science

    A migratory bird corridor is the route birds take while migrating from north to south and back again. One of the busiest is along the Mississippi River. Check this site for a map and more information. http://www.msrivertn.org/recreation.asp What exactly is

    asked by Ms. Sue on June 29, 2007
  93. English

    Can you please check the following sentences? It is really urgent. Thank you very much. 1) Last summer I went to South Africa with my family. In my opinion, it was the most exciting holiday I have ever had. 2) Actually, South Africa has got a lot of wild

    asked by Henry1 on June 16, 2011
  94. Physics

    Can anyone explain this to me, it was on my exam and i don't get it ; A 14.0 kg crate is pulled up a rough incline with an initial speed of 1.6 m/s. The pulling force is 131.0 N parallel to the incline, which makes an angle of 12.3 ◦ with the horizontal.

    asked by Johnnie on March 2, 2011
  95. science

    Using various telescopes, astronomers discovered a giant star that is 100 times larger than the Sun, and is very hot. It is blue-white in color. Why does the Sun appear brighter than this larger star when viewed from Earth? - The Sun is older than the

    asked by payton on January 10, 2018
  96. science

    Using various telescopes, astronomers discovered a giant star that is 100 times larger than the Sun, and is very hot. It is blue-white in color. Why does the Sun appear brighter than this larger star when viewed from Earth? - The Sun is older than the

    asked by payton on January 10, 2018
  97. History

    1. Outside of Europe, the major scenes of battle in the Seven Years War were: A. North America and Africa. B. Central America and India. C. India and North America. D. Latin America and Africa. is it C 2. Which of the following statements is an accurate

    asked by Any on February 10, 2014
  98. Physics 12

    I've been doing alot of extra questions for physics lately, and these four are still giving me trouble. Please help me out and help me solve them, including Free Body Diagrams if possible. 1. If a curve with a radius of 60m is properly banked for a car

    asked by Joe on April 19, 2008
  99. Essay

    The War of the Worlds by H. G. Wells [1898] But who shall dwell in these worlds if they be inhabited? Are we or they Lords of the World? And how are all things made for man?- KEPLER (quoted in The Anatomy of Melancholy) BOOK ONE: THE COMING OF THE MARTIANS

    asked by Halo4Records on May 27, 2014
  100. PHYSICS(HELP)

    A satellite with a mass of ms = 7.00 × 103 kg is in a planet's equatorial plane in a circular "synchronous" orbit. This means that an observer at the equator will see the satellite being stationary overhead (see figure below). The planet has mass mp =

    asked by Anonymous on October 17, 2013