Questions Asked on
November 10, 2010

  1. Social Studies

    Hi Jiskha!! I have been researching the Civil war and wanted to know it you can add to this. No this is not my work it is essays and summary's i found on the computer, this is what I found: Summary of the Civil War: Fought 1861-1865, the American Civil War

    asked by Erin
  2. PHYSICS

    A 27.0 kg child on a 3.00 m long swing is released from rest when the swing supports make an angle of 31.0° with the vertical. Neglecting friction, find the child's speed at the lowest position.

    asked by clueless
  3. chemistry

    What is the net ionic equation for the reaction of formic acid, HCOOH, with NH3? A. H+(aq) + NH3(aq) → NH4+(aq) B. H+(aq) + OH–(aq) → H2O(l) C. HCOOH(aq) + NH3(aq) → NH4+(aq) + HCOO–(aq) D. HCOO–(aq) + H+(aq) + NH3(aq) → NH4HCOO(aq) E.

    asked by Jake
  4. chemistry

    A 100.0 ml sample of 0.300 M NaOH is mixed with a 100.0 ml sample of 0.300 M HNO3 in a coffee cup calorimeter. Both solutions were initially at 35.0 degrees celcius; the temperature of the resulting solution was recorded at 37.0 degrees celcius. Determine

    asked by Kristy
  5. chemistry

    Determine the theoretical yield of C when each of the following amounts of A and B are allowed to react in the generic reaction: A+2B-->3C 1) 1mol A; 1 mole B 2) 1mole A; 3 mole B 3) 2mole A; 2 mole B 4) 32mole A; 68 mole B

    asked by rachel
  6. Chemistry

    Which formula represents a molecular compound? (1) Kr 3) N2O4 (2) LiOH (4) NaI How do you know?

    asked by danny123
  7. Chemistry

    Why do magnesium, phosphorus, and zinc exhibit slightly higher first ionization energies than the general trend within each of their periods?

    asked by David
  8. CHEMISTRY..please help..thanks

    Calculate the new molarity if each of the following dilutions is made. Assume the volumes are additive. (a) 52.3 mL of water is added to 27.1 mL of 0.124 M KOH solution (b) 110. mL of water is added to 54.2 mL of 0.808 M NaCl solution ((please show work,

    asked by Jasmin
  9. Chemistry

    A solution of I2 was standardized with ascorbic acid. Using a .1000 g sample of pure ascorbic acid, 25.32 mL of I2 were required to reach the starch end point. A. What is the molarity of the iodine solution? B. What is the titer of the iodine solution?

    asked by Candy
  10. chemistry

    the value for the Ksp of silver chromate is reported to be 1.1 x 10^-12. in a saturated solution of silver chromate, the silver ion concentration is found to be 2.5 x 10^-4M. what must the chromate ion concentration be?

    asked by Rachel
  11. Physics

    A 2.0-cm thich bar of soap is floating on a water surface so that 1.5 cm of the bar is under water. Bath oil of specific gravity 0.60 is poured into the water and floats on top of it. What is the depth of the oil layer when the top of the soap is just

    asked by Daniel
  12. College Chemistry

    please help! You are given an unknown, colorless, solution that may contain only one salt from the following set: NaA, NaB, NaC. In solution each salt dissociates completely into the Na+ ion and the anion A-, B-, or C-, whose properties are A is green, B

    asked by Marcus
  13. physics

    A student (m = 68 kg) falls freely from rest and strikes the ground. During the collision with the ground, he comes to rest in a time of 0.04 s. The average force exerted on him by the ground is +18000 N, where the upward direction is taken to be the

    asked by sean
  14. Chemistry ( stoichiometry )

    How many grams of iron can be made from 16.5g of Fe2O3 by the following equation: Fe2O3 + 3 H2 -----> 2 Fe + 3 H2O.

    asked by Sevi
  15. Math: Calculus

    The velocity of a car is f(t)=7t meters/second. Use a graph of f(t) to find the exact distance traveled by the car, in meters, from t = 0 to t = 10 seconds

    asked by REALLY NEED HELP!!!!
  16. physics

    A 500 g steel block rotates on a steel table while attached to a 2.0-m-long massless rod. Compressed air fed through the rod is ejected from a Inozzle on the back of the block, exerting a thrust force of 3.5 N. The nozzle is 70^\circ from the radial line,

    asked by Kathleen
  17. College Chemistry

    A buffer solution contains 0.120M acetic acid and 0.150M sodium acetate. a. How many moles of acetic acid and sodium acetate are present in 50.0 ml of solution? b. if we add 5.55 mL of 0.092M NaOH to the solution in part (a) how many moles of acetic acid ,

    asked by Elizabeth
  18. chemistry

    A biology experiment requires the preparation of a water bath at 37.0°C (body temperature). The temperature of the cold tap water is 22.0°C, and the temperature of the hot tap water is 55.0°C. If a student starts with 70.0 g of cold water, what mass of

    asked by Anonymous
  19. Chemistry

    “1.25 g of crushed limestone was added to 50.0 cm3 of 1.00 mol dm-3 hydrochloric acid (an excess). The mixture was left until all bubbling stopped and was then made up carefully to 250 cm3 with pure water. A 25.0 cm3 sample of this was pipetted into a

    asked by Sophia
  20. Chem

    A sample of gas has a volume of 8.00 L at 20.0 degrees celcius and 700. torr. What will be it's volume at STP?

    asked by Jeni
  21. Chemistry

    A 100.0 ml sample of 0.300 M NaOH is mixed with a 100.0 ml sample of 0.300 M HNO3 in a coffee cup calorimeter. Both solutions were initially at 35.0 degrees celcius; the temperature of the resulting solution was recorded at 37.0 degrees celcius. Determine

    asked by Kristy
  22. chem

    How many moles of O are in 13.0 mol Fe(NO3)3? can you please find this using dymensional analysis and show me how you worked it? Thans

    asked by sara
  23. PHYSICS

    a 0.1 kg mass is suspended at rest from a spring near the Earth's surface, the distance that the spring is stretched is measured to be 1.0 cm. What is the spring constant of the spring (remember the MKS units)? A mass of 2 kg is attached to a spring with

    asked by PHYSICIS HELP ASAP
  24. Chemistry

    A solution of I2 was standardized with ascorbic acid. Using a .1000 g sample of pure ascorbic acid, 25.32 mL of I2 were required to reach the starch end point. A. What is the molarity of the iodine solution? B. What is the titer of the iodine solution?

    asked by Candy
  25. 8th grade

    Suppose that the veterans of the Korean War and the veterans of WWII are mutually exclusive. Together, the veterans of the Korean War and the veterans of WWII, account for X% of the veterans in the United States in 2009. The number of veterans of the

    asked by Anonymous
  26. Physics

    A ski gondola is connected to the top of a hill by a steel cable of length 620 m and diameter 1.5 cm. As the gondola comes to the end of its run, it bumps into the terminal and sends a wave pulse along the cable. It is observed that it took 14 s for the

    asked by Tim
  27. physics

    a 0.1 kg mass is suspended at rest from a spring near the Earth's surface, the distance that the spring is stretched is measured to be 1.0 cm. What is the spring constant of the spring (remember the MKS units)? A mass of 2 kg is attached to a spring with

    asked by derek
  28. AP physics

    A 66 kg diver steps off a 13 m tower and drops, from rest, straight down into the water. If he comes to rest 4.4 m beneath the surface, determine the average resistance force exerted on him by the water.

    asked by kaitlyn
  29. chemistry

    What total volume (in lhter at 600 C and 1atm.) could be formed by the decomposition of 16g of NH4NO3 ?

    asked by Ajay Gope
  30. math

    a pronghorn antelope can travel 105 miles in three hours.if it continuedntraveling at the same speed,how far could a pronghorntravel in 11 hours

    asked by Anonymous
  31. Physics

    A 0.145 kg baseball pitched at 37.5 m/s is hit on a horizontal line drive straight back toward the pitcher at 48.0 m/s. If the contact time between bat and ball is 3.50×10^−3 s, calculate the average force between the ball and bat during contact.

    asked by Linda
  32. math

    kyle had 36 books in hislocker. some were library books, some were textbooks, and the rest were telophone books. the number of library books and textbooks combined equal twice the number of textbooks. the number of textbooks and telephone books combined

    asked by Katherine
  33. physics

    Two loudspeakers, A and B, are driven by the same amplifier and emit sinusoidal waves in phase. The frequency of the waves emitted by each speaker is 172 \rm Hz. You are 8.00 \rm m from speaker A. Take the speed of sound in air to be 344 \rm m/s. What is

    asked by sarah
  34. chemistry

    which of the folllowing species is not isoelctric with any of the others? a)V3+ b)Ca2+ c)Ar d)CL- e)S2-

    asked by lavonne
  35. Chemistry

    Ethane (C2H6) burns with oxygen to produce carbon dioxide and water. A sample of ethane was burned completely and the water that formed had a mass of 1.61g. How much ethane, in moles and in grams, was in the sample?

    asked by Shabear
  36. ap physics

    Starting from rest, a 10.2 kg block slides 2.90 m down a frictionless ramp (inclined at 30.0° from the floor) to the bottom. The block then slides an additional 4.80 m along the floor before coming to a stop. Determine the coefficient of kinetic friction

    asked by clueless
  37. physics

    During a transatlantic flight, you drink a bottle of water and tightly close its lid again. Back on the ground during taxiing to the terminal, you notice that the thin plastic bottle is crushed, and you eyeball it to be only about 70 percent of its

    asked by Maree
  38. Chemistry

    What mass of benzene(C6H6, molar mass=78.11g/mol) is required to produce 1500 kJ of heat according to the following reaction? 2C6H6(l)+15O2(g) -> 12CO2(g) +6H2O(g) delta H= -6278 I must have tried this so many times. Can you please show me how this is

    asked by Nikky
  39. Chemistry

    If the pH of grapefruit is 3 and the pH of beer is 5, how many times more acidic is the grapefruit juice than the beer? According to the logarithmic scale

    asked by Ash
  40. ENGLISH

    An angel, robed in spotless white, Bent down and kissed the sleeping Night. Night woke to blush; the sprite was gone. Men saw the blush and called it Dawn. Paul Laurence Dunbar I have a few questions on this poem which I do not understand and would like if

    asked by Teressa
  41. Physics

    You are the design engineer in charge of the crashworthiness of new automobile models. Cars are tested by smashing them into fixed, massive barriers at 51 km/h (32 mph). A new model of mass 1900 kg takes 0.18 s from the time of impact until it is brought

    asked by Linda
  42. Chemistry

    Ethane (C2H6) burns with oxygen to produce carbon dioxide and water. A sample of ethane was burned completely and the water that formed had a mass of 1.61g. How much ethane, in moles and in grams, was in the sample?

    asked by Shabear
  43. chemistry

    What total volume (in lhter at 600 C and 1atm.) could be formed by the decomposition of 16g of NH4NO3 ?

    asked by Ajay Gope
  44. College Algebra

    The population of the Earth is approximately 6 billion people and is growing at an annual rate of 1.9%. Assuming a Malthusian growth model, find the world population in 45 years. (Round your answer to one decimal place.)

    asked by Lexi
  45. College Physics

    A child swings a yo-yo of weight mg in a horizontal circle so that the cord makes an angle of 30 degrees with the vertical. Find the centripetal acceleration.

    asked by Brianna
  46. Physical Chemistry

    Calculate the standard reaction Gibbs energy of the oxidation of ammonia to nitric oxide according to the equation 4 NH3g) + 5O2(g) → 4 No(g) + 6 H2O(g).

    asked by KC
  47. Physics

    Eight books, each 4.1 cm thick with mass 1.8 kg, lie flat on a table. How much work is required to stack them one on top of another?

    asked by Linda
  48. Physics

    Calculate the force exerted on a rocket, given that the propelling gases are expelled at a rate of 1800 kg/s with a speed of 3.8×104 m/s (at the moment of takeoff).

    asked by Linda
  49. chemistry

    What is the molarity of a potassium hydroxide solution if 38.65 mL of the KOH solution is required to titrate 25.84 mL of 0.1982 M hydrochloric acid solution?

    asked by Anonymous
  50. accounting

    herman company received proceeds of $188,500 on 10-year, 8% bonds issued on january 1, 2009. the bonds had a face value of $200,000, pay interest semi-annually on june 30 and december 31, and have a call price of 101. herman uses the straight-line method

    asked by debbie
  51. business math

    What is the probability that a 8-digit phone number contains at least one 5? (Repetition of numbers and lead zero are allowed).

    asked by cmb
  52. Science

    How many atoms of aluminum can be produced by the decomposition of 47.1 g of Al2O3? (Hint: Write and balance the equation first.) The products are oxygen gas and aluminum metal (Al) A) 1.11 X 10^24 Al atoms B) None of these C) 1.39 X 10^23 Al atoms D) 5.56

    asked by Tim
  53. chem

    for a combination reaction, it was calculated that 7.59g of A would exactly react with 4.88g of B. these amounts were reacted, and 9.04g of product was isolated. what was the percentage yield of reaction??

    asked by julia
  54. Chemistry

    Discuss how to prepare 250.0 ml of an ammonium-ammonia buffer (pkb = 4.70), ph = 9 and total concentration of 0.05M using 0.10 M ammonium chloride and 0.10M aqueous ammonia

    asked by Elizabeth
  55. chemistry

    I did a lab using an electrochemical cell to establish a relationship between cell potential and concentration. I derived two equations from lines of best fit. One is Cell potential of Ag vs. Cu Concentration: y = -0.04520x+0.5515. The other is cell

    asked by Morgan
  56. To Cally, linie, mutze, or whoever --

    You've been posting under a bunch of different names tonight, including one that borders on the unacceptable. Your posts are currently being blocked to give you time to think of one screen name that IS acceptable, and you can try again tomorrow. Thanks for

    asked by Writeacher
  57. College Chemistry

    Substances A, B, and C can all act as oxidizing agents. In solution, A is green, B is yellow, and C is red. In the reactions in which they participate, they are reduced to A-, B-, and C- ions, all of which are colorless. When a solution of C is mixed with

    asked by Lisa
  58. physics

    A person is riding a bicycle, the wheels of a bicycle have an angular velocity of +20.5 rad/s. Then, the brakes are applied. In coming to rest, each wheel makes an angular displacement of +12.0 revolutions. (a) How much time does it take for the bike to

    asked by sean
  59. calculus

    Boat A leaves the dock at 12pm heading due South at a constant speed of 20 km/h. Meanwhile, at 12pm Boat B, a pirate ship, is 15 km due West of the dock where boat A started, and is sailing due East at a constant speed of 15 km/h. If the pirates get within

    asked by Anya
  60. Physics

    A 2.0-cm thich bar of soap is floating on a water surface so that 1.5 cm of the bar is under water. Bath oil of specific gravity 0.60 is poured into the water and floats on top of it. What is the depth of the oil layer when the top of the soap is just

    asked by Daniel
  61. physical chemistry

    Calculate the equilibrium constant (K) for the ammonia synthesis reaction at 25°C and show how K is related to the partial pressures of the species at equilibrium. Consider that the overall pressure is low enough for the gases to be treated as perfect.

    asked by KC
  62. math 5TH GRADE

    This number of tiles will make a rectangle that is 6 tiles wide.

    asked by arjel
  63. chemistry

    Determine the chloride ion concentration in a solution containing 50.0 g MgCl2 dissolved in 1500 mL of solution. a. 0.350 M b. 0.700 M c. 1.40 M d. 3.17 M e. 6.34 M

    asked by princess
  64. math

    "a 6 ft adult has a shadow of 3.6 ft. long. How long is the shadow of a 5-ft child standing next to the adult"

    asked by lb
  65. Physics

    A 600-kg weather ballon is designed to lift a 4000-kg package. What volume should the ballon have after being inflated with helium at standard temperature and pressure so the total load can be lifted up? The problem asks for volume. Take it a step

    asked by Daniel
  66. Physics

    A 23 g bullet traveling 220 m/s penetrates a 4.2 kg block of wood and emerges cleanly at 140 m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges?

    asked by Linda
  67. A thanks to Writeacher

    THANK YOU lol thank you very much i now understand wat shes sayin myteacher don't really get it either lol wen i asked him in class so thank you very very much

    asked by Angel
  68. physics

    A girl 36 kg occupies a seat of a swing that this subject by two chains 20 m in length each. If someone drops the girl from an 8 m position below the highest of the swing. What strength exercises it on the girl when she passes through the point lower?

    asked by paul
  69. Physics

    Suppose you are standing in the aisle of a bus traveling along a straight road at 100km/h, and you hold a pencil still above your head. Then relative to the bus, the velocity of the pencil is 0km/h, and relative to the road, the pencil has a horizontal

    asked by Anne
  70. Chemistry

    How do I predict whether the equilibrium lies to the right or left of an Acid-base equation? O[2-](aq) + H2O(l) OH[-] + OH[-]

    asked by Ana
  71. Physics

    The longer a straw, the harder it is to drink from. If the air pressure is 93300 Pa, and if you could create a perfect vacuum in your mouth, what is the maximum length of a straw that you could still drink from? Density of water: 1000kg/m3. Ignore

    asked by Maree
  72. Physics - Mechanics and Ocsillatory Motion

    An 8.70 kg block slides with an initial speed of 1.56 m/s up a ramp inclined at an angle of 28.4 with the horizontal. The coefficient of kinetic friction between the block and the ramp is 0.62. Use energy conservation to find the distance the block slides

    asked by Sara
  73. chem

    so i posted this question yesturday and got some help. which is the stuff below. can you look at the last thing i said which was the answer i got by doing what DrBob222 said to do and tell me if its correct.(the question is the first section) thanks chem -

    asked by hannah
  74. Chemistry

    I keep calculating the square root of 3RT/M, and am not worrying about the temperature. I keep using 238 and 235 as my M when I do calculate it for both isotopes. Then I end up getting 1.00 as my final answer. That can't possibly be correct, can it? The

    asked by Jess
  75. Chemistry

    Aluminum and chlorine gas react together to make Aluminum chloride. What is the limiting reactant if 20.0g of Al and 30.0g of Cl2 are used?how much aluminum chloride was formed?

    asked by Linie
  76. physics

    A woman stands on a scale in a moving elevator. Her mass is 71.0 kg, and the combined mass of the elevator and scale is an additional 815 kg. Starting from rest, the elevator accelerates upward. During the acceleration, the hoisting cable applies a force

    asked by megan
  77. MATH

    The ratio of the perimeter of triangle KLM to the perimeter of triangle PQR is 5/3 and LM is 4 less than twice QR. Find LM and QR, if Triangle KLM~Triangle PQR. Can someone solve this in ratio and proportion method? Thanks.

    asked by Kevin Loed
  78. physics

    A delivery truck with a mass of 1700 kg is stopped in the street w/o its brakes on, when a small car hits it from behind. The care has a mass of 650 kg, and is traveling at 3.7m/s immediately before it hits the truck. Both the car and the truck have good

    asked by aok
  79. AP physics

    A 2.10x10^3 kg car starts from rest at the top of a 5.8 m long driveway that is sloped at 25° with the horizontal. If an average friction force of 4.0X10^3 N impedes the motion, find the speed of the car at the bottom of the driveway. im using the

    asked by RNH
  80. Chemistry

    What mass of sodium chloride is produced when 10.0g of sodium is reacted with 20.0g of chlorine?

    asked by Cally
  81. College Physics

    An 8.67-kg block slides with an initial speed of 1.50 m/s down a ramp inclined at an angle of 27.1° with the horizontal. The coefficient of kinetic friction between the block and the ramp is 0.65. Use energy conservation to find the distance the block

    asked by Sharon
  82. Math

    Write the slope intercept equation for the line that passes through (14,-2) and is perpendicular to 7x-10y=18

    asked by Lisa
  83. physics

    A girl 36 kg occupies a seat of a swing that this subject by two chains 20 m in length each. If someone drops the girl from an 8 m position below the highest of the swing. What strength exercises it on the girl when she passes through the point lower?

    asked by paul
  84. Chemistry

    What volume of 0.200 N H2SO4 is required to neutralize a solution containing 8.00 equivalents of NaOH?

    asked by Joe
  85. physics

    Frosty the Snowman was a jolly happy soul of mass 85 kg. If his initial temperature was -19C , how much heat did he absorb till he was at 25C ?

    asked by Maree
  86. Calculus 2

    An underground tank full of water has the following shape: Hemisphere - 5 m radius. at the bottom Cylinder - radius 5 m and height 10m in the middle Circular cone radius 5 m and height 4 m at the top The top of the tank is 2 m below the ground surface and

    asked by Amy
  87. physics...again :/

    A skier starts from rest at the top of a hill that is inclined at 9.9° with the horizontal. The hillside is 160 m long, and the coefficient of friction between snow and skis is 0.0750. At the bottom of the hill, the snow is level and the coefficient of

    asked by clueless
  88. hypothesis testing and CI

    A hypothesis test for a population mean is to be performed at the 5% level of significance. The population standard deviation is known. The hypotheses are H0: ƒÊ = 80 Ha: ƒÊ ‚ 80. A 95% confidence interval for ƒÊ is also constructed. True or

    asked by lubna
  89. chemistry

    The poison strychnine is a weakly basic compound with Kb = 1.8 „e 10ƒ{6. What is the pH of a 0.058 M solution of strychnine? a. 3.49 b. 7.30 c. 8.26 d. 10.51 e. 12.76

    asked by miller
  90. English (Romeo and Juliet)

    Where juliet says: "O romeo, romeo!Wherefore art thou Romeo? Deny thy father and refuse thy name; Or if thou wilt not,be sworn my love, And ill no longer be a Capulet" i don't understand what she is sayin and i don't understand what she means

    asked by Angel
  91. geometry

    You have isosceles triangle WXY and segment WZ is the perpendicular bisector of segment XY. You have to prove triangle WXY isosceles in only three steps using the theorem: If a point is on the perpendicular bisector of a segment, then it is equidistant

    asked by Michele
  92. College Chemistry

    I DO NOT understand the following! Please HELP :) 1st Part Substances A, B, and C can all act as oxidizing agents. In solution, A is green, B is yellow, and C is red. In the reactions in which they participate, they are reduced to A-, B-, and C- ions, all

    asked by Lisa
  93. chemistry

    How much boiling water would you need in order to raise the bath to body temperature (about 37\rm {}^\circ C)? Assume that no heat is transferred to the surrounding environment.

    asked by John
  94. british literature

    compare and contrast the characterizations of the wanderer and beowulf? i need to know about the characters not the poems.. i been this question for like weeks so and help would be great!! Thank You!!

    asked by whit
  95. Chemistry

    For each reaction, complete and balance the equation and give the net ionic equation. a) KOH(aq)+ZnCl2(aq)-> KCl2+ZnOH The second half of the equation is how i had done on the exam but he said its not balanced. How do I balance this? How would it look. I

    asked by Jess
  96. english

    What literary tradition immediately preceded the novel tradition? short story? romance? fable? i think its a fable?

    asked by danny
  97. college chem

    Write a chemical equation to express the fact that, at 0 °C, ice melts by absorbing 334 J of heat per gram of ice.

    asked by Brittney
  98. Physics II Honors

    A 23.0 kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 79.0 N and is directed at an angle of 30.0° above the horizontal. Determine the coefficient of kinetic friction.

    asked by Anonymous
  99. chemistry

    An aqueous solution of phosphoric acid, H3PO4, contains 285 g H3PO4 in 400 mL solution, and has a density of 1.35 g/mL. Calculate a. the weight % H3PO4 in this solution. b. the concentration in mol/L of this solution

    asked by princess
  100. Physics last question

    A charge of 23.6 is located at (4.37 m, 5.94 m), and a charge of -10.7 is located at (-4.53 m, 6.77 m). What charge must be located at (2.19 m, -2.91 m) if the electric potential is to be zero at the origin?

    asked by rudi
  101. physics

    A 2.10 103 kg car starts from rest at the top of a 5.8 m long driveway that is sloped at 25° with the horizontal. If an average friction force of 4.0 103 N impedes the motion, find the speed of the car at the bottom of the driveway.

    asked by RNH
  102. Calc 3

    Find the parametric equations for the tangent line to the curve with the given parametric equations at specified point. x= e^t y=te^t z=te^(t^2) (1,0,0)

    asked by Rebecca
  103. British Literature

    "O hear a pensive prisoner prayer" has example of A)an allusion B)parallelism C)alliteration D)internal rhyme i think is C.. just not for sure!

    asked by whit
  104. biology (multiple choice!)

    Evolutionary adaptations that help diverse animals exchange matter with the environment include a. gastrovascular activity, two-layered body, and torpedo shape. b. large volume, long tubular body, and wings. c. complex internal structures, small size, and

    asked by Sarah
  105. British literature

    compare and contrast the themes and strutures of Edmunds Spenser sonneet to william shakespeare sonnet 18?? Help PLZ!!! thank you!!

    asked by whit
  106. Spanish 1

    51. -"¿Puedes jugar fútbol?" -"_______." a. Sí, quires b. Sí, puedes c. No, no puedo d. No, no necesito jugar C? 52. -"¿Te gustaría ir conmigo?" -"______." a. !Claro que sí! b. El otoño c. De nada d. Hasta luego A? 53. Beatriz y yo _____ a la

    asked by mysterychicken
  107. Math: Calculus

    Consider the function f(x) whose second derivative is f''(x) = 8x + 4sin(x). If f(0) = 2 and f'(0) = 2, what is f(x)? I got... f'(x)=4(x^2 - cos[x]) and f(x)=(4(x^3 - 3sin[x]))/3 but it's wrong. Can anyone explain to me how to solve this.

    asked by REALLY NEED HELP!!!!
  108. 10th grade

    its werid finiding 8x - 13 and 7x + 11 but idk if i should add and equl to 360 its paralleograms and finding x its a triangle please help

    asked by luis
  109. college chemistry

    The rate of the following reaction: 2 NO2 2 NO + O2, is characterized by the rate constant k = 0.775 L·mol-1s-1. What is the half-life for this reaction at the same conditions when the initial concentrations are 0.0115 M? (Round your answer to 3

    asked by sparkle
  110. physics

    Two particles of mass m1 = 1.0 kg and m2 = 2.6 kg are traveling with velocities v1 = 4.9, and v2 = 2.5 as shown in the figure below. What is the total momentum of this system? Be sure to give the magnitude and direction of the momentum. magnitude 1 kg ·

    asked by cody
  111. 12th grade Trig

    What are the period and 2 consecutive asymptotes? 1. y= -3tan pi x 2. y= 2 sec 4 x 3.y= csc x/3 4.y = 3cot pi x/3

    asked by Rose
  112. Physics

    Suppose you are drifting on a lake in a boat that measures 1 m high, 1 m wide, and 3 m long. The water level reaches halfway up the boat. 1. What is the volume of water that is displaced by the boat? (density of water = 1000 kg/m^3 or 1.00 g/cm^3). 2. What

    asked by Anonymous
  113. Math - Calculus 2

    An underground tank full of water has the following shape: Hemisphere - 5 m radius. at the bottom Cylinder - radius 5 m and height 10m in the middle Circular cone radius 5 m and height 4 m at the top The top of the tank is 2 m below the ground surface and

    asked by Amy
  114. Spanish 1

    54. ¿Cuándo vas al centro comercial? a. seis de febrero b. las dos c. el jueves d. son las cuatros Not sure... 56. Me gustaría jugar tenis ____ las clases hoy. a. por b. después c. después de d. los fines de semana C? 57. Mañana vamos ______ parque

    asked by mysterychicken
  115. physics

    A massive steel cable drags a 15.0 kg block across a horizontal, frictionless surface. A 85.0 N force applied to the cable causes the block to reach a speed of 4.10 m/s in 1.90 s.

    asked by mauz
  116. hypothesis testing by mean levels

    hi everyone... i have this homework.. i tried to solve it... can anyone check if it's right or not, please?? Question: The maximum acceptable level of a certain toxic chemical in vegetables has been set at 0.2 parts per million (ppm). A consumer health

    asked by lubna
  117. chemistry hw, please help

    If you titrate 12.6 mL of an unknown monoprotic (one H) acid with 13.0 mL of 0.140 M NaOH, what will be the concentration of the acid? If you add 23.5g of NaCl to 1.2 kg of water, what will be the boiling point and the freezing point of the new solution?

    asked by Jasmin
  118. Physics

    1. Free-fall: A ball is thrown vertically upward. What are its velocity and acceleration when it reaches its maximum altitude? What is its acceleration just before it hits the ground?

    asked by Aaron
  119. 7th grade social studies.

    hi my name is sadaf. i have problems studying and understanding social studies. i don't know what to do my grades are too low. can you please give me some tips and ideas on how i can work on it?

    asked by anynomous
  120. Calc 3

    Find the parametric equations for the tangent line to the curve with the given parametric equations at specified point. x= e^t y=te^t z=te^(t^2) (1,0,0)

    asked by Rebecca
  121. physics

    YOU PUSH A REFRIGERATOR WIT HA FORCE OF 50N AND IT MOVES 3 METERS ACROSS THE FLOOR

    asked by MARIAH
  122. Physics

    You have probably seen films of astronauts floating weightless in orbiting satellites. People often get the idea that the astronauts are weightless because they are so far from the gravity of the earth. Let us see if that explanation is correct. Typically,

    asked by Carmen
  123. grade 12 chem

    use the activity series to predict if a reaction will occur, complete and and balance your equation. Zn(s)+ Cu(NO3)2

    asked by sailor
  124. math

    I need help with helping my 11 year old daughter with her homework. She needs to create a easily identifiable 3 sided polygon which would be the perfectly productive polygon. HELP PLEASE!!

    asked by Desiree
  125. math

    If I were taking a trip and it took me three hours to get there and 5 hours to get back, what would be speed have been on the way there if I traveled at 16k/h?

    asked by Francine
  126. math

    Terms of sequences 15,22,31,42,55 find next 3 terms and the formula also for the sequence

    asked by sara
  127. chemistry

    In a buffer solution, if [Aƒ{] < [HA], which of the following must be true? a. pH < pKa b. pH = pKa c. pH > pKa d. pH < 7.00 e. pH > 7.00

    asked by miller
  128. social studies

    1. what was the incan capital called? 2. what was the Incan emperor called? 3. who built the cahokia city?

    asked by 7th grade
  129. social studies

    Some analysts maintain that the United States is poorly served by a Congress that is often beset by inaction and localism. Supporters of the Congress maintain that the institution is a superior deliberative and representative institution. Which argument is

    asked by Anonymous
  130. French

    Can you check this thanks. Un Voyage Directions: Faites une question en utilisant l'inversion. 1. Robert a fait un voyage à Avignon l'année dernière. (que) Answer: Est-ce que un voyage Robert a fait? 2. Il est allé à l'aéroport avec ses copains.

    asked by miami
  131. chemistry

    suppose 10 g of sulfur is reacted with 48 g of fluorine gas to make SF6, and after the reaction is complete, the temperature in the flask is 125 C. Find the partial pressure of SF6 in the flask and the mole fraction of SF6 in the 6L flack after the

    asked by kevin
  132. World Geograpghy

    Fill in the blank... a. The alphabet we use today is based on the one conceived by the ancient ______ of the eastern Mediterranean.

    asked by Austin
  133. english

    The novel followed the drama as a major form in England. true?

    asked by danny
  134. Statistics

    Variables in the dataset dietstudy Variable name Variable description id Patient ID Basetg Pre measurement lev Final tg Post Measur. Level Base wt pre measure level Final wt Post measure level A researches has collected data to investigate a research

    asked by veeone
  135. science

    what does the statement mean "the properties of salts are diferent from the properties of the elements that go into making them" mean

    asked by Anonymous
  136. English

    1. Do not make repairs on the brakes yourself. 2.Maura said that the word lassco comes from a Spanish word that means "snare". 3. The Cherokee Phoenix was the first newspaper printed in an American Indian language. Identify the prepositional phrase and

    asked by Amy
  137. Physics

    A mass of 1.66 kg stretches a vertical spring 0.312 m. If the spring is stretched an additional 0.136 m and released, how long does it take to reach the (new) equilibrium position again?

    asked by Tim
  138. Physical Chemistry

    A 100 amino acid folded protein (F) is in equilibrium with it’s unfolded (U) (or denatured) form. Let ΔrH(std) =+347 kJ mol-1 and ΔrS(std) =-1010 J K-1 mol-1 for the equilibrium (F U) at 25℃. (a) Calculate the concentration of protein in each form if

    asked by KC
  139. Science

    In our 7th grade Commprehensive science class we are learning about heat. So our project is about how animals adaptions for thermoregulation. And we choose the hooded Seal. We have found three adaptions sso far but the requirements are five. So far we have

    asked by Kayla
  140. Physics

    A 3600 kg open railroad car coasts along with a constant speed of 11.0 m/s on a level track. Snow begins to fall vertically and fills the car at a rate of 3.70 kg/min. Ignoring friction with the tracks, what is the speed of the car after 80.0 min?

    asked by Linda
  141. Chemistry help

    Cupper (II) sulfate reacts with hydrogen iodide to produce copper iodide, sulfuric acid, and iodine gas. If 10.4g of copper (II) sulfate is used, calculate the number of grams of HI needed and the number of grams of each product produced.

    asked by Mütze
  142. 3rd grade

    There are 32 more apples than oranges at a fruit stand. How many apples and oranges could there be?

    asked by JT
  143. biology

    i would like to know if you could help me figure out the blanks of this question. The pH scale ranges from __ to __.Pure water is ___. An acid is ______ 7 and a base is __________ 7. If you could let me know that would be great thanks

    asked by virginia
  144. math

    a soccer player scored 41 goal in 84 games.express the payers scoring rat as a unit rte rounded to the nearest thousandth

    asked by danashia
  145. english

    what does this quote mean? “You can’t go on with just three music companies organizing and distributing 85 percent of the music in the world”.

    asked by Anonymous
  146. english

    Mikes car needs a new muffler and new brakes. (Which word needs an aposterphy?)

    asked by ricky
  147. Math

    In the triangle ABC, angle ABC is x, angle BCA is x+40, and angle CAB is 2x. What is the measure of the largest angle (in degrees) ?

    asked by sadf
  148. english

    write an essay about failures are the stepping stones to success

    asked by suresh
  149. science

    what is concentration please say it in an easy to understand answer thank you!

    asked by help
  150. English

    1. The flower shop is on the restaurant. 2. The flowe shop is above the restaurant. 3. The flower shop is over the restaurant. (Thank you. Do we have to use only 'above' when on the first floor, there is a restaurant, and there is a flower shop on the

    asked by rfvv
  151. math

    sketch the curve using the domain, intercepts, symmetry, asymptotes, local max and min and concavity. y= x /(√(x^2) - 1)

    asked by Sasha
  152. algebra

    The perimeter of a rectangle is 96m.The length is 6m more than twice the width. Find the dimension.

    asked by Kayla
  153. CHEMISTRY..please help..thanks

    If you add 23.5g of NaCl to 1.2 kg of water, what will be the boiling point and the freezing point of the new solution? (Kf=1.86, Kb=0.52) (Please show work, I appreciate everything)

    asked by Jasmin
  154. windows xp command line

    create a batch subdirectory on the homework disk and any batch files frome the root directory into the batch subdirectory

    asked by divyesh
  155. physics... last one

    Two blocks, A and B (with mass 50 kg and 100 kg, respectively), are connected by a string, as shown in Figure P5.63. The pulley is frictionless and of negligible mass. The coefficient of kinetic friction between block A and the incline is µk = 0.23.

    asked by clueless
  156. Math

    Can someone please please help me understand how to go about solving this? (not really answering it, but actually explaining it-pretty please?) "The zipper and the safety pin were invented in the 14th century. The safety pin was invented 44 years before

    asked by Nikki
  157. chemistry

    25 ml HCl x 1L/1000mL x .200HCl/1L = .005 mol HCl. Using the balanced equation from this, how many moles of NaOh will you need to completely neutralize the HCl?

    asked by Zac
  158. physics

    A rocket-powered hockey puck has a thrust of 4.70 N and a total mass of 2.40 kg. It is released from rest on a frictionless table, 4.80 m from the edge of a 3.00 m drop. The front of the rocket is pointed directly toward the edge. How far does the puck

    asked by yeah
  159. ALGEBRA PLEASE HELP!!

    Hello. Three quick questions that I have worked on just need confirmation. 1. I need to find the intercepts and then use them to graph the equation. 2y-6=2x; I have x = 0 for y - intercept; 2y-6=2(0); 2y-6 = 0; 2y = 6; y = 3. I set y at 0 also. 2 (0) - 6 =

    asked by Amy
  160. physics

    A delivery truck with a mass of 1700 kg is stopped in the street w/o its brakes on, when a small car hits it from behind. The car has a mass of 650 kg, and is traveling at 3.7m/s immediately before it hits the truck. Both the car and the truck have good

    asked by aok
  161. Physical Chemistry

    The equilibrium constant for a reaction was measured at several temperatures and the data plotted at right. The slope and y-intercept of the plot are +3.25 kK and -4.04, respectively. Calculate ΔrH(std), ΔrS(std), and ΔrG(std) using this information.

    asked by KC
  162. College-Business Investments

    An investor bought 100 shares of Copier Corp. for $65 a share. The firm paid an annual dividend of $2 a share. Commissions were $75 to purchase and $75 to sell. The price of the stock rose to $100 and the investor sold. What is the percentage earned on the

    asked by Asia
  163. 8th grade

    four families bought popcorn at a game.The Wilson's bought half the bags of popcorn plus one. the Martinez's bought half of the remaining bags plus one. the Brightfeather's bought half of the remaining bags plus one. The Wilberly's bought half the

    asked by unknown64
  164. Science

    What are 2 examples of natural chemical changes and 2 examples of human caused chemical changes? Thanks.

    asked by Pratigya
  165. science

    if CH4, He, O2, and N2 are at the same temperature then which one is the least dense

    asked by Anonymous
  166. kwantlen

    calculate the number of moles in 15.og of Na2Cl

    asked by dhaliwal
  167. Math: Calculus

    Given f''(x) = 4x - 3 and f'( -3) =2 and f( -3)=-1. Find f'(x) =______ and find f( 1) =_____

    asked by REALLY NEED HELP!!!!
  168. Statistics

    How do you construct a frequency distribution table for the indicated data set? Month Precipiation (inches) January 2.01 February 2.08 March 2.39 April 2.85 May 6.21 June 9.33 July 5.70 August 7.58 September 7.63 October 5.64 November 2.66 December 1.83

    asked by Matthew
  169. Chemistry

    The standard free energy of activation of one reaction is 94.3 kj/mol^-1 (22.54 kcal/mol^-1). The standard free energy of activation for another reaction is 76.4 kJ/mol^-1 (18.26 kcal/mol^-1). Assume temp of 298K and 1 M conc. By what factor is one faster

    asked by Tokey
  170. Math

    How do you solve 3/4x+1/2y=10 and -3/2x-y=4?

    asked by Katie
  171. 7th grade Math

    I did tips for math i need HELP!!

    asked by Anonymous
  172. Science

    which bird cannot move its eyes at all? ( answer the riddle) It is known for being wise. It makes a sound described as a hoot. The bird is called an ___________. i think it's an owl but i am not sure about this question

    asked by Evelyn
  173. Math

    one out of every three seats on an aiplane is empty. There are 72 passengers on the plane. How many empty seats are there on the airplane?

    asked by sadf
  174. physics

    Transverse waves propagate at 17 {\rm m/s} on a string whose tension is 15 {\rm N}. What will be the wave speed if the tension is increased to 50 {\rm N}?

    asked by Anonymous
  175. scienc

    what does the statment"the properties of salt are diffrent from the properts of the elements that go into making them"mean? i don't get what they are asking.

    asked by marisa
  176. 9th grade Social Studies

    i also have problems studying and understanding social studies. i don't know what to do my grades are way low. can you please give me some tips and ideas on how i can work on it?

    asked by Angel
  177. Gr.12 Data Management

    These 2 questions have to do with permutations answer to #1-26 answer to #2-3439 1. In how many ways can you form a 3 digit number, using only the digits of the number 21 150? 2. How many natural numbers less than 10 000 include at least one nine. please

    asked by nini
  178. English

    The Chinese restaurant is on the fire station. (When the fire station is on the second floor, and the restaurant is on the first floor, can we use this expression?)

    asked by rfvv
  179. Chemistry

    Explain how shielding contributes to the atomic radius trend within a group.

    asked by Nick
  180. ENGLISH

    An angel, robed in spotless white, Bent down and kissed the sleeping Night. Night woke to blush; the sprite was gone. Men saw the blush and called it Dawn. Standing by my bed in gold sandals Dawn that very moment awoke me Moon fades into dawn... an ivory

    asked by Teressa
  181. math

    Find each percent of increase from 48 ro 60 so 25% of 48 is 12 x= 25 % increase?

    asked by lilly
  182. math

    from 87 to 108 would the answer be 26% decrease?

    asked by lilly
  183. Spanish 1

    43. Sí, _____ semestre es fácil. a. el primero b. el primer c. la primera d. la una A? 47. ____ enseña cinco clases. a. El señor Blanco y la señorita Martin b. Profesor Diaz c. Señor Jimenez d. La señora Garcia D? 49. ¿Necesitan marcadores Paco y

    asked by mysterychicken
  184. Math

    I have two different questions. what is the set built notation of -11x-24

    asked by Lisa
  185. Chemistry

    Spilit acidic acid into half reactions CL03^- + I2 yields IO3^- + CL^-

    asked by Anonymous
  186. math

    How can you tell if an equation of a relation represents a linear relation?

    asked by I NEED HELP NOW!!:)
  187. British Literature

    Discuss the dramatic irony in Twelfth Night. Provide at least two examples in your essay? i don't have an answer yet, i was wanting some help.

    asked by whit
  188. Math 111 URGENT

    Find the vertical asymptotes of the following function: f(x)={x-3}/{(x-3)(x^2-4)}. The equation(s) of the vertical asymptote(s) of f is/are___ & ____

    asked by Jessica
  189. Physics 11th grade

    I have to determine the muzzle velocity of a toy gun by treating it as a horizontal projectile. What could be a possible hypothesis when a toy gun is shot 5 meters away from the bucket and the ball which was loaded in it is supposed to fall in?

    asked by Dwina
  190. algebra

    1)3/4+x>1 answer:x>1/4 2)10-3x5/3 3)|7-x|>2 answer:x>-5 x

    asked by i need help now!!
  191. Math

    -8=1/3x+x

    asked by Hannah
  192. anatomy and physiology

    what cellular process involves mitosis?

    asked by Lisa
  193. math

    A computer that cost $1099 last year costs $9999 this yeat would it be 1099 from 9999 ?% of 1099 is 9999 right??

    asked by lilly
  194. physics 2a

    from solid sphere, solid cylinder and thin-walled cylinder.All three start from the same position and they all have the same kinetic energy a) which oblect will go the farthest b) does the result depend on the mass, radius of the object

    asked by poisson
  195. 8th grade math

    According to the U.S. Census Bureau, in 2009 men comprised an estimated 93.2% of the veterans in the United States. What is the number of women veterans in the United States in 2009? Express your answer to the nearest whole number.

    asked by Anonymous
  196. college

    How effective is the formal social control system in the U.S.?

    asked by Julia Corbett
  197. science

    Which part of the brain is responsible for the maintenance of muscle tone and the coordination of muscle movements? A. Midbrain C. Hippocampus B. Hypothalamus D. Cerebellum

    asked by muse
  198. algebra

    write an equation in the form of y=x,that would demonstrate the given transformation. a shift to the left one space and up one space>

    asked by draven
  199. range and domain

    whats the domain and range of the equation 2x^2+2y^2-20=0

    asked by asim
  200. Physics

    In a very simple model of the lower atmosphere, air has a constant density of 1.22 kg/m3. How much would the air pressure change over a height difference of 100 m?

    asked by Maree
  201. math

    of the 43 presidents 15 were elected to 2 terms. what fraction of us presidents in simplest form was elected to serve two terms and it's not 15/43 what am I missing

    asked by pat
  202. math

    from 6.5 to 4.8

    asked by lilly
  203. Chemistry

    The second half of the equation is how i had done on the exam but he said its not balanced. How do I balance this? How would it look. I keep trying but not getting. I would appreciate it if you could do this question so I can use as a guide for other

    asked by Jess
  204. Math

    If a CD spins at 75 revolutions per minute, hoe long, in seconds, does it take for the CD to rotate through an angle of 1125 ?

    asked by sadf
  205. world history

    how successful was Napoleon's invasion of russia?

    asked by 000
  206. English grammar

    I am confused on how to identify a sentence as a complex sentence or a simple sentence. The sentence is "The first recorded trip to the Yellowstone geysers was made in 1807 by John Colter." I think it is simple...but am not sure if there is a subordinate

    asked by Carolyn
  207. Chemistry HELP

    Hey guys can someone help me with calculating masses of reactants and products ..... And also calculating limiting and excess reagents , I can't remember all the steps so I wanna know is there an easy way to remember it, I allways get confused and unit

    asked by Saria
  208. Physics HELP HELP

    (for some reason I keep getting this wrong. I put 90 for c, 5.6 for h and 22 for M(x), Then I took the natural log of both sides, but I keep getting it wrong) The mass of a radioactive element at time x is given by the equation below, where c is the

    asked by Anonymous
  209. physical science

    net force 50n+ 30n =

    asked by jared
  210. Math

    If a stone is tossed from the top of a 230 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 230, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to

    asked by Jacque
  211. algebra

    If 5T:9 = 1:2 what would t equal?

    asked by Jessica
  212. math

    -All our streets run north-south or east-west, and the shop is 6 blocks east and 8 blocks north.I lost both races.The first tim, i rode directly east for 6 blocks and then directly north for 8 blocks.the next time i tried zig-zagging.both times he was

    asked by bobpursley please help me
  213. English

    Can you please tell me which of the following alternatives are possible? 1) Which is the lowest mark a student can be given in the USA? (I really need to know the answer to this question). 2) If I catch you cheating, I'll give you the lowest possible (?)

    asked by Franco
  214. please check

    1)3/4+x>1 answer:x>1/4 2)10-3x5/3 3)|7-x|>2 answer:x>-5 x

    asked by Math asap
  215. Math

    2nd grade math question. Kara's shirt has 3 more tens than ones. The value of the ones is greater than 4 and less than 6. What is the number?

    asked by matthew
  216. 6th Grade Math

    Estimation division. Problem: 28,622/921 My estimated problem: 27,000/900 Is this right?? If not, please explain. Thanks!

    asked by Meg
  217. english

    what does this quote mean “The main difference now in favor of American culture is the importance of technology- telephone, internet, and films, all that did not exist in ancient Greece”.

    asked by Anonymous
  218. science

    what is the definition of "Element Symbol?"

    asked by Erin
  219. math

    If a cardboard box measures 1 1/2 feet on each side what expression will represent the volume of the box

    asked by Ashley
  220. physical science

    a sample of metal has a mass of 100 g and a volume of 2mL what is its density?

    asked by Max
  221. Math

    Mimi was 36 inches tall two years ago. If she is 17% taller this year, how tall is she. Round your answer to the nearest inch.

    asked by lilly
  222. math

    The population of Alaska was about 128,535. That was about 20.5% about how many people lived there? how would the proportion go? 20.5/100 = x/128535 or 20.5/100 = 128535/x?

    asked by lilly
  223. algebra

    12 - 3b = what? for b = 4.3

    asked by Abby
  224. psychology

    Consider the divied consciousness. Write 1-2 page discussing how hypnosis and meditation fosters health.

    asked by brenda
  225. PreCalc

    Simplify the ratio of factorials. (n+2)!/(n-1)!

    asked by B
  226. phy

    A pendulum has a period of 0.75 s on Earth. What is its period on a planet where the acceleration of gravity is about 0.41 that on Earth?

    asked by ami
  227. anatomy and physiology

    When you swallow a peanut, the peanut first comes in contact with the?

    asked by Lisa
  228. Calculus

    t 3 5 7 9 11 13 V(t) 0 30 23 19 12 6 A. What is the largest number of subdivisions that can be used to estimate the definite integral ∫3-13V(t)dt? Answer: n=

    asked by Erika
  229. algebra

    what is the perimter of a rectangle. the length is 6 more than the width and the perimeter is 44

    asked by Tina
  230. english

    contemporary:fashionable ::ancient : normal correct formal natural obsolute

    asked by hhhhh
  231. math

    I need to find the sqrt of a number that has a greater mean absolute devieation that 2.53.

    asked by Aria
  232. math

    A computer that cost $1,099 last year cost $999 this year. Would it be about 9 or 9.1?

    asked by lilly
  233. social studies

    what are three methods to survey an area in archeological process?

    asked by samantha
  234. algebra

    Write the slope-intercept equation for the line that passes through(4,3) and has slope 5/4

    asked by franklin
  235. Math

    If you have 21tiles and there are twice as many blue than red and twice as many red than green how many red green and blue are there.

    asked by Jose
  236. english

    what type of verb tense is this? After reading about the successful steps to planning I am going to create a budget?

    asked by marcus
  237. 2nd grade

    The sum of my ones digit and tens digit is 10. My tens digit is les than my ones digit and both my digits are prime. i am a prime number. what number am i?

    asked by damien
  238. english

    supplicate means appeal convert subjoin anoy borrow

    asked by hhhhh
  239. 4th grade

    name 67,000 in two different ways

    asked by kenadi
  240. 12 Math

    Graph the results of a coin toss: Toss Coins 0 20 1 12 2 5 3 1 4 0 State an equation that best fits the results (use n to represent the number of the toss). What physical phenomenon does this model? I was able to graph this, I just do not understand how to

    asked by Ali
  241. math

    Solve for x -1= (1/x) +(1/(x^2))

    asked by Sasha
  242. math

    What is a set of 5 numbers with a mean 0f 100, a range of 500, and a median of 100.

    asked by Henry
  243. CHEMISTRY

    Hello, Can you please tell me how a fisher chart differs from a traditional chart?

    asked by DAVID
  244. math

    from 80 to 95 would it be 18.75 or negative 18.75??

    asked by lilly
  245. algebra

    C=mx+b b flat monthl rate m represents cost in dollar perminute x number of minute used in month 73 minute

    asked by Teresa
  246. science

    what is the difference between a control and a variable

    asked by help
  247. Pre cal

    How do i find the point on a graph of y=(x^2-1)^(1/2) that is closest to the point (1,0)?

    asked by Jessie
  248. math

    Find each percent of increase from 48 ro 60 so 25% of 48 is 12 x= 25 % increase?

    asked by lilly
  249. math

    from 27 to 72 would the answer be 166.66666 = 166.7 increased?

    asked by lilly
  250. 12th grade

    which of the following contributed most to the fish population dying during the 1970's?

    asked by Da'shay
  251. hist from 1945

    whatwould be the implications in comparing Nixon's policies of engagement with foreign policy strategies used during the Early Cold War.

    asked by cristee
  252. math

    suppose square was not a word used in mathematics. How would you descibe the shape that the word represents?

    asked by bb
  253. 5th grade

    Explain the type of solution formed when steam from boiling water evaporates into the air

    asked by Anonymous
  254. science

    Can a solution be made by mixing a solid,liquid,and gas?

    asked by 5th physical prop of matter
  255. math

    need answer to this problem Scientific Notation S * 8^R

    asked by Anonymous
  256. math

    x/ 2 cm = 5 1/4 m/3 m

    asked by lilly
  257. chinese

    what does genius translate into madarin

    asked by jhoin
  258. Data Management

    These 2 questions have to do with permutations answer to #1-26 answer to #2-3439 1. In how many ways can you form a 3 digit number, using only the digits of the number 21 150? 2. How many natural numbers less than 10 000 include at least one nine. please

    asked by Anonymous
  259. math

    from 96 to 78 if I rounded to the nearest tenth would it be 18.8?

    asked by lilly
  260. math

    About 47 years to about 77 years. Find the percent of increase to the nearest percent. would the answer be 64%?

    asked by lilly
  261. College Physiology

    At the venular end of the capillary, the hydrostatic pressure is? A) higher than the osmotic pressrue B) lower than the osmotic pressure C) equal to the osmotic pressure D) higher than the hydrostatic pressure at the arteriolar end of the capillary

    asked by shanice
  262. physics

    How much spring elasticity would be needed to make a 50 pound child jump higher

    asked by Bob
  263. Chemistry Honors

    Hello, Can you please tell me how a fisher chart differs from a traditional chart?

    asked by DAVID
  264. physics

    A ball (m=53g) is projected vertically with an initial speed of 9.2m/s. If the ball rises to a maximum height of 3.6m, how much kinetic energy is dissipated by the drag force of air resistance? I know it is .373J How much higher would the ball have gone in

    asked by dale
  265. US History

    'Take a poll of your classmates to find out what they trust about the federal government and what they mistrust about it. Compile the answers into a list. Then use the list to make a bar graph of the top five answers.' Since I don't have classmates (-.-) I

    asked by mysterychicken
  266. math

    From 42 to 35 I got that the answer is 16.666666 reapeating. What would my answer be if I rounded to the nearest tenth?

    asked by lilly
  267. keyboarding an word processing

    a (Blank) is a form of written communication that is used primarily for internal communication

    asked by aurora
  268. math

    -1= 3 + 4x what is the answer and how do you solve this problem?

    asked by sarah12345
  269. English

    In the play "Galileo" by Bertolt Brecht, what happens in scene 5 and what does it mean?

    asked by Sarah
  270. history

    How did the south feel about the civil war reconstruction?

    asked by cierra
  271. math

    From 77 to 13 would the final answer be 83.1 %?

    asked by lilly
  272. math

    from 96 to 78 would the final answer be 18.8 if I rounded to the nearest ten?

    asked by lilly
  273. Statistics

    The figures below represent the prices (in dollars) for both paper shredders and calculators. At the 0.10 level of significance, can it be concluded that the variance in price differs between the two types of machines? Paper shredders | Calculators

    asked by Anon
  274. Science

    What is the function of a Vesicle cell?

    asked by Erin
  275. algebra

    what is 4p+3q=36 9p+6q=78 ?

    asked by katie
  276. college

    Find the future value of $3500 at 3% compounded quarterly for 2 years

    asked by Anonymous