Questions Asked on
March 23, 2010

  1. College Chemistry

    Amphetamine (C9H13N) is a weak base with a pKb of 4.2. Calculate the pH of a solution containing an amphetamine concentration of 215 mg/L. I calculated the molarity as 1.58*10^-3 and the Ka as 1.58*10^-10. I did ICE and i got the pH as 6.3, but it was

    asked by Kyle
  2. physics

    In a physics lab experiment, a spring clamped to the table shoots a 22 g ball horizontally. When the spring is compressed 22 cm, the ball travels horizontally 5.2 m and lands on the floor 1.3 m below the point at which it left the spring. What is the

    asked by Naso
  3. College Chemistry

    Calculate the ratio of NaF to HF required to create a buffer with pH=3.95. Also, can you please explain in a nutshell the whole concept of buffers? Thanks!

    asked by Katie
  4. Implicit Differentation-Cal

    if sin(xy)=x, then dy/dx=

    asked by Anonymous
  5. calculus

    let f be the function f(x) = x^3 + 3x^2 - x + 2 a. the tangent to the graph of f at the point P = (-2,8) intersects the graph of f again at the point Q. Find the coordinates of point Q. b. Find the coordinates of point R, the inflection point of the graph

    asked by mary
  6. chemistry

    Which of the following formulas -- NO, N2O, NO2, N2O, N2O4, AND N205 -- represent the empirical and molecular formulas of the same compound?

    asked by Jeaninne
  7. Physics

    (c22p46) A light ray of wavelength 589 nm is incident at an angle θ on the top surface of a block of polystyrene surrounded by air. PART 3: Find the maximum value of θ for which the refracted ray will undergo total internal reflection at the left

    asked by Kyle
  8. college physics

    A(n) 13,300 lb railroad car traveling at 7.4 ft/s couples with a stationary car of 6790 lb. The acceleration of gravity is 32 ft/s^2. What is their velocity after the collision (ft/s)? And what impulse did the first car receive? Answer in units of lbs. Any

    asked by eric
  9. Chemistry

    Determine the [OH^-] of a solution that is 0.145 M in CO3^2-.

    asked by Eddie
  10. 4th grade math

    write 3 different improper fractions that equal 4 2/3

    asked by Alex
  11. PHYSICS

    RESPONDING TO AN ALARM, A 102 KG FIREMAN GETS UP FROM DINNER AND SLIDES DOWN A POLE TO THE GROUND FLOOR OF THE BUILDING, 3.3 M BELOW. THE FIREMEN STARTS AT REST AND LANDS ON THE GROUND FLOOR WITH A SPEED OF 4.2 M/S. A.FIND THE FORCE EXERTED ON THE FIREMEN

    asked by Stacy
  12. organic chemistry

    urgent, please help me...this is about the separation and purification scheme... there is 4 group of mixture: a)benzoic acid, benzoin and 1,4-dibromobenzene b)fluorene, o-toluic acid and 1,4-dibromobenzene c)phenanthrene, methyl 4-aminobenzoate and

    asked by Sunny
  13. Chemistry

    Which of the following species would NOT function as an oxidizing agent? a. MnO4- b. Mn+2 c. H+ d. S e. Br-

    asked by Khin
  14. physics

    An electron is accelerated horizontally from rest in a television picture tube by a potential difference of 5400V . It then passes between two horizontal plates 6.1cm long and 1.2cm apart that have a potential difference of 250V At what angle will the

    asked by Jeremy
  15. chemistry

    a 1.009g mixture of the solid salts Na2SO4 and forms an aqueous solution with the precipitation of PbSO4. The precipitate was filtered and dried and its mass was determined to be .471 g. the limiting reactant was determined to be Na2SO4. Write the

    asked by Ann
  16. PHYSICS-repost

    A small glass bead has been charged to +19 nC. A metal ball bearing 1.0 cm above the bead feels a 0.030 N downward electric force. What is the charge on the ball bearing?

    asked by deb
  17. Chemistry

    What is the reduction half-reaction for the reaction between iron(II) sulfate and potassium permanganate in a sulfuric acid solution? 5Fe2+(aq) + MnO4–(aq) + 8H+(aq) --> 5Fe3+(aq) + Mn2+(aq) + 4H2O(l) a. MnO4– + 3e– -->Mn2+(aq) + 4H2O b. MnO4–(aq)

    asked by Husy
  18. math

    An arch is in the form of a semi-ellipse, with its major axis as the span. If the span is 80 feet and the height is 30 feet write the standard equation.

    asked by dcw
  19. Chemistry

    What is the reduction half-reaction for the reaction between iron(II) sulfate and potassium permanganate in a sulfuric acid solution? 5Fe2+(aq) + MnO4–(aq) + 8H+(aq) --> 5Fe3+(aq) + Mn2+(aq) + 4H2O(l) a. MnO4– + 3e– --> Mn2+(aq) + 4H2O b. MnO4–(aq)

    asked by Zakaria
  20. English

    1. First, let me introduce my friend to you. His name is Seho. He is my classmate. He is also my neighbor. He got the first prize in the English speech contest. 2. First, I'd like to introduce my classmate, who is my neighbor and got the first prize in the

    asked by rfvv
  21. chemistry

    Which of the following is a weak electrolyte in aqueous solution? a. H2SO3 b. HNO3 c. HBr d. HClO4 e. NaOH

    asked by zacky
  22. physics

    A small glass bead has been charged to +19 nC. A metal ball bearing 1.0 cm above the bead feels a 0.030 N downward electric force. What is the charge on the ball bearing?

    asked by deb
  23. statistics

    A multiple choice test has 20 questions with each having 4 possible answers with one correct. Assume a student randomly guesses the answer to every question. 1) What is the probability of getting exactly 9 correct answers? 2)What is the probability of

    asked by please help me!
  24. Physics

    A non-rotating spherical planet with no atmosphere has a mass M and radius R. A particle is fired off from the surface with a speed equal to 3/4 the escape speed. Calculate the farthest distance it reaches (measured from the center of the planet) if it is

    asked by Avery
  25. Chemistry

    A .972g sample of a Cacl2 2H2O/K2C2O4 H2O solid salt mixture is dissolved in 150 ml of deionized water, previously adjusted to a pH that is basic . The precipitate after having been filtered and air dried has a mass of .375g. what is the percent by mass of

    asked by Ann
  26. Math 101

    Find the equation for each of the following items below: a. A line that passes through (6,26) and has a slope of 3. b. A line that passes though the points (5,5) and (10,20) c. A line that passes through (9,25) and has a slope of -3. d. A line that passes

    asked by SEMA , Need Help
  27. Chemistry

    Identify the spectator ion(s) in the following reaction: Cu(OH)2(s) + 2H+(aq) + 2Cl–(aq) Cu2+(aq) + 2Cl–(aq) + 2H2O(l) a. Cu2+ and Cl- b. H+ and Cl– c. Cu(OH)2 d. Cl– e. Cu2+

    asked by Khin
  28. 4th Grade Math

    Ms. Ross's class has 24 students.2/3 of her students have brown hair.The rest have blonde hair.How many students have blonde hair?

    asked by Megan
  29. ALGEBRA

    Find the distance between two points which have the coordinates of (5,1) and (8, 5).

    asked by GGIFT
  30. math

    could someone please help.... a cottage under construction is to be 35.6m wide. the two sides of the roof are to be supported by equal rafters that meet at a 52 degree angle. determine the length of the rafters to the nearest cm using the cosine law and

    asked by deborah
  31. chemistry

    how many grams of copper hydroxide can b prepared from 2.7g of copper (II) nitrate and excess sodium hydroxide?

    asked by sophie
  32. physics

    A pigeon in flight experiences a force of air resistance given approximately by F=bv2, where V is the flight speed and B is a constant. A) In terms of SI units, what are the units for the constant "b"? B) What is the largest possible speed of the pigeon if

    asked by Mark
  33. Physics

    1. A pair of narrow, parallel slits separated by a distance of 0.408 mm are illuminated by green laser light with wavelength of λ = 537.5 nm. The interference pattern is observed on a screen 1.56 m from the plane of the parallel slits. Calculate the

    asked by Matt
  34. physics

    I;m sorry, but I was stuck on the second part of this problem. Can you please help me? An automobile engine slows down from 4500 rpm to 1500 rpm in 2.5 seconds. a) calculate angular accceleration b)calculate total number of revolutions done in this time.

    asked by Morgan
  35. Physics for life science

    1. A car starts from rest and accelerates at a constant rate to 80km/h in 6s in positive direction. What is the acceleration? 2. After how long will the car speed be 120km/h if it keep accelerating at the same rate as in 1.? 3.After the car reached speed

    asked by Simeon
  36. 3rd grade

    Unscramble cioponam

    asked by Bob
  37. Student supervision

    1. Which of the following infectious diseases accounts for 60 to 80 percent of all school absenteeism? A. Upper-respiratory infections B. Pinkeye C. Tuberculosis D. Hepatitis A and B 2. Which of the following statements about playground monitors is

    asked by DA
  38. Physics

    A skateboard rider starts from rest and maintains a constant acceleration of +0.50 m/s squared for 8.4 s. What is the rider's displacement during this time?

    asked by Lamar McKnight
  39. physics

    What is the wavelength of the radio waves broadcast by an FM radio station with a frequency of 90.5 MHz?

    asked by Sean
  40. chemistry

    Calculate the wavelength (in nanometers) of a photon emitted by a hydrogen atom when its electron drops from the n = 4 state to the n = 3 state.

    asked by Tanisha
  41. physics

    I;m sorry, but I was stuck on the second part of this problem. Can you please help me? An automobile engine slows down from 4500 rpm to 1500 rpm in 2.5 seconds. a) calculate angular accceleration b)calculate total number of revolutions done in this time.

    asked by Morgan
  42. chemistry

    Urgent. The melting point of pure acetylsalicylic acid is 135 degrees celsius. Comment on the purity of your product based on its melting point range. My melting point range was 105-115. I do not even know where to start for this question. Could you please

    asked by Lee
  43. phy

    A marble slides without friction in a vertical plane around the inside of a smooth, 21 cm-diameter horizontal pipe. The marble's speed at the bottom is 4.5 m/s this is fast enough so that the marble makes a complete loop, never losing contact with the

    asked by Naso
  44. spanish

    una familia grande tiene muchas y una familia pequena tiene pocas

    asked by Shachrisha
  45. Biostatistics

    if we select a birth at random, what is the probability the mother is 19 years of age or younger

    asked by Brenda
  46. Chemistry

    2Li(s) + 2H+(aq) + SO42–(aq) ---> 2Li+(aq) + SO42–(aq) + H2(g) The reaction shown above between lithium and sulfuric acid is best described as 1 acid-base. 2 oxidation-reduction. 3 precipitation. a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1, 2,

    asked by Zakaria
  47. Chemistry

    Which of the following represents a pair of isotopes? Atomic Number Mass Number a. I 7 16 II 8 16 b. I 17 34 II 18 36 c. I 17 35 II 17 37 d. I 7 14 II 8 16 e. I 17 37 II 18 37

    asked by Husy
  48. statistics

    slot machines are now video games, with outcomes determined by random number generations. in the old days, slot machines were like this: you pull the lever to spin 3 wheels; each wheel has 20 symbols, all equally likely to show when the wheel stops

    asked by steven
  49. Poetry

    What is one metaphor and one simile in the poem "Leaning Into The Afternoons" by Pablo Neruda? What do they mean and how do they aid what Neruda is trying to state in the poem? I NEED HELP PLAEASE!!!!!

    asked by Troy
  50. chemistry

    Does the basicity decreases as going down the column and right across the periodic table? How does the size of an element or electronegativity apply to strength of basicity and acidicity?

    asked by eng
  51. Personal Finance

    Mary just deposited $33,000 in an account paying 7% interest. She plans to leave the money in this account for eight years. How much will she have in the account at the end of the seventh year? Mary and Joe would like to save up $10,000 by the end of three

    asked by Linda
  52. stats

    you have torn a tendon and are facing surgery to repair it. the surgeon explains the risk to you: infection occurs 3% of such operations, the repair fails in 14%, and both infection and failure occur together in 1%. what percent of these operations succeed

    asked by steven
  53. Math(Correction)

    Use the given function values and trigonometric identities (including the relationship between a trigonometric function and its cofunction of a complementary angle) to find the indicated trigonometric functions. sec Q = 5 tan = 2sqrt6 a) cos Q b) cotQ c)

    asked by Mark
  54. Biology

    Respond to this question: "If a plant doesn't have enough water to openits guard cells, how would this affect its rate of transpiration?" In your answer, discuss the following: - the guard cell's role in transpiration - what effect this would have on the

    asked by mysterychicken
  55. chemistry

    what is the energy needed to melt 5.62 moes of ice in 0'C

    asked by Anonymous
  56. Chemistry

    Identify the spectator ion(s) in the following reaction: Cu(OH)2(s) + 2H+(aq) + 2Cl–(aq) ---> Cu2+(aq) + 2Cl–(aq) + 2H2O(l) a. Cu2+ and Cl- b. H+ and Cl– c. Cu(OH)2 d. Cl– e. Cu2+

    asked by Zakaria
  57. Math Probability

    In a bag of 10 marbles, there are 5 blue marbles, 3 red marbles, and 2 white marbles. Complete the probability distribution table for drawing 1 marble out of the bag Probability Blue marble Red marble White marble Total:

    asked by Marcie
  58. College Physics

    A 5.0 gram coin is placed 5.0 cm from the axis of a rotating turntable of variable speed. When the speed of the turntable is slowly increased, the coin remains fixed on the turntable until a rate of 36 RPM is reached and the coin slides off. A.) What is

    asked by L**
  59. Chemistry

    Rank the elements Ca, As, K, Br from highest to lowest first ionization energy. (Type your answer using the format W>X>Y>Z.) Would the answer be: K>Ca>As>B

    asked by Tiffany
  60. Math

    I'm trying to perform the indicated operations, and reduce to lowest terms, but I'm not sure if I got the correct answer. The question is y-5/(x^2+5x)+(xy+5y) + 1/x+y - 2/x+5....I got y-6, but am not sure if that is correct.

    asked by Matt O.
  61. Chemistry

    Which of the following ions has the smallest radius: Ca2+, K+, F-, or Cl-? Would it be K+, because it is a cation, making it have a smaller radius?

    asked by Tiffany
  62. Math(Correction)

    Use the given function values and trigonometric identities (including the relationship between a trigonometric function and its cofunction of a complementary angle) to find the indicated trigonometric functions. Sorry for the mistake. They are two separate

    asked by Mark
  63. Chemistry

    A solution of copper(II) hydroxide is heated. Which of the following best represents the balanced, net ionic equation?

    asked by Husy
  64. calculus

    Consider the graphs of y = 3x + c and y^2 = 6x, where c is a real constant. a. Determine all values of c for which the graphs intersect in two distinct points. b. suppose c = -3/2. Find the area of the region enclosed by the two curves. c. suppose c = 0.

    asked by mary
  65. language mechanics

    your term paper in my opinion,is very good. A); B), C). D)none is it (D)

    asked by Anonymous
  66. Math(Correction)

    Use the given function values and trigonometric identities (including the relationship between a trigonometric function and its cofunction of a complementary angle) to find the indicated trigonometric functions. sec Q = 5 tan Q = 2sqrt6 a) cos Q b) cotQ c)

    asked by Mark
  67. physics

    What is the frequency of the microwaves in a microwave oven? The wavelength is 12 cm. I have to give the answer in GHz

    asked by sean
  68. Chemistry

    Calculate the quantity of heat released when 0.520 mol of sulfur is burned in air. uising the enthalpy detalH= -296

    asked by Vee
  69. physics

    A plane progressive wave on a water surface is given by the equation y=2sin2pi(100t-x/30) where x-is the distance covered in a time t, x, y and t are cm and second respectively. Find (i) the wavelength and frequency of the wave motion. (ii) the phase

    asked by Edwin
  70. PHY 131

    three forces act on a moving force object. one cforce has a magnitude of 80.O N and is directed due north. another has a magnitude of 60.0N and is due west. What must the magnitude and direction of the 3rd force, such that the object continues to move at a

    asked by S.Strange
  71. chemistry

    1)) The following two half-cells are paired up in a voltaic cell. How will lowering the pH affect the E of the overall cell? ClO3-(aq) + H2O(l) + 2e- ==> ClO2-(aq) + 2OH-(aq) Eo= 0.35 V I2(S) + 2e-==> 2I-(aq) Eo = 0.54 V A)dE will increase B)dE will

    asked by Val
  72. physics

    Magnet A has twice the magnetic field strength of magnet B and at a certain distance pulls on magnet B with a force of 75 N. With how much force, then, does magnet B pull on magnet A?

    asked by john
  73. spanish

    what does "si no sabes la hora de un programa, ¿què haces?" mean and how would you answer that question?

    asked by Nikki
  74. statistics

    Find the indicated binomial probabilities. Round to the nearest 3 decimal places. In a local college, 20% of the math majors are women. Ten math majors are chosen at random. 1) What is the probability that exactly 2 are women? 2) What is the probability

    asked by please help me!
  75. social studies

    How did quebec act of 1774 influences the canadian society today? (i need to write an essay for this help ASAP)

    asked by gleydel
  76. Chemistry

    Is Al(OH)3 soluble in KOH or K2C2O4•3H2O?

    asked by Alan
  77. Chemistry

    What volume of 0.025 M sodium bromide, NaBr, contains 2.0 ´ 10-4 mole of Br-? a. 0.040 L b. 0.080 L c. 4.0 mL d. 8.0 mL e. 16 mL

    asked by Zakaria
  78. english

    write a passage (300 words)using rhetorical devices on a person,idea or ideology.

    asked by pat
  79. Physics for life scince

    II.You are standing on the edge of a 50m high cliff and throw a ball vertically up with initial speed of 20m/s: 1.After how long will the ball hit the ground below? 2.Draw the v vs.t graph

    asked by Simeon
  80. Physics for life scince

    The population of Singapore is 4987600 people. The territory of Singapore is 710.2 km^2. the population of South Africa is 2171000people, while its territtory is 824292. Estimate the population densities of Singapore and South Africa.

    asked by Simeon
  81. Math

    How much does Jane pay for 1 pound 12 ounces of apples at $1.96 per pound?

    asked by Lisa
  82. chemistry

    what is an example of autocatalysis? what will the graph of the rate of an autocatalytic reaction versus time look like?

    asked by alex
  83. Math

    Prove Trig. Identities 1. sec è (sec è - cos è)= tan^2 è 2. tan^2 è (1 + cot^2 è) = sec^2 è

    asked by Priscilla
  84. social studies

    what are 5 ways the federal government helps United States citizens? (specifically, teenagers in this case)

    asked by rawanna
  85. physics

    A beam of electrons moves at right angles to a magnetic field of 7.2 multiplied by 10-2 T. The electrons have a velocity of 2.5 multiplied by 106 m/s. What is the magnitude of the force on each electron?

    asked by Anonymous
  86. chemistry

    how many grams of copper hydroxide can b prepared from 2.7g of copper (II) nitrate and excess sodium hydroxide?

    asked by sophie
  87. math

    what percent of 80 is 32 F)25% G)2.5% H)0.4% J)40% K)none i got 25.6% what is it then

    asked by nick
  88. math

    4a -a = A)4 B)3-a C)5a D)4a to the 2 power E) none

    asked by nicky
  89. psychology paper

    Hello I have to write a paper and part of the paper is asking for information I am not sure which way to go if some one can please help me with this I would appreciate it the section I am having a problem with is Explain the criticism of artificiality in

    asked by Ann
  90. advance algebra

    y=2x squared -8x+7 what is this equation in vertex form?

    asked by niki
  91. ?Cal/Trig??

    Suppose the circumference of a circle is increasing at a rate of 3 cm/s. Find the rate at which the area of the circle is changing when the area is 64pi square centimeters. nEEd ALot of HELP on this one. !! PLZ. Jayden--CUHS

    asked by JaydenG
  92. Chemistry

    Beside the usual method of titrating with KMNO4, what is/are the alternative method/s to test for the presence/amount of oxalate in a compound?

    asked by Alan
  93. University Physics II

    A 13.9 nC charge is located at position (x,y) = (1cm,2cm). A. At what (x,y) position is the electrical field -225,000i_hat N/C? B. At what (x,y) position is the electrical field (-161,000i_hat + 80,500j_hat) N/C? C. At what (x,y) position is the electrical

    asked by Becky
  94. Science

    We did a experiment in class to recognize chemical change. I don't really get this question: Identify the combinations of chemicals in which chemical changes occurred. If the chemical changes occured in all of the combinations, then what would be a good

    asked by Sara
  95. Chemistry

    1)) The following two half-cells are paired up in a voltaic cell. How will lowering the pH affect the E of the overall cell? ClO3-(aq) + H2O(l) + 2e- ==> ClO2-(aq) + 2OH-(aq) Eo= 0.35 V I2(S) + 2e-==> 2I-(aq) Eo = 0.54 V A)dE will increase B)dE will

    asked by Val
  96. chemistry

    how will the potentail of the hydrogen/oxygen fuel cell change if the pressure of the gasses was increased from 1 atm to 3 atm

    asked by sumaiya
  97. math

    3x-6=6

    asked by ray
  98. pPhysics for life scince

    4.The brakes are applied at the end of the 100s and the car comes to a stop within 20m, slowing down at a constant rate. What is acceleration? 5.Now the car turns back and its speed increases at 5m/s^2 for 7s. What is its speed at the end of 7th second?

    asked by Simeon
  99. math

    The speed of a boat in still water is 8 km/h. It travels 60 km upstream and 60 km downstream in a total time of 16 hours. What is the speed of the stream?

    asked by Tonto
  100. Trig

    If I have a triangle with the hypotenuse side as 7, and the opposite side as 3, how would I find the angle? (This is a right triangle.) ......III .....IIII .7..IIIII ...IIIIII..3 ..IIIIIII _IIIIIIII

    asked by Jill
  101. vowel

    which vowel is most often used to connect two Latin bases in a word? a. a b. e c. i d. o p.s. what do you think?...i choose a..?

    asked by beonca
  102. 9th grade

    given that a(-1,8) ,b(2,4) and if the line y=4 is the axis of symmetry of triangle abc find c.show that triangle abc is an isosceles triangle,calculate the area of triangle abc,calculate the perpendicular distance from a to bc

    asked by anum
  103. calculus

    Let A be the area if the region in the first quadrant under the graph of y = cos(x) and above the line y = k for 0 < k < 1. a. Determine A in terms of k. b. Determine the value of A when k = 1/2 c. If the line y = k is moving upward at a rate of 1/pi units

    asked by mary
  104. college chem

    how many mL of .100 M of acetic acid and .100 M of NaOH, would be need to make the volume 1.0 liters and have a pH7.00 if Ka=1.8x10^-5

    asked by josh
  105. strom thurmond

    x + y = 15 4x + 3y = 38

    asked by frey
  106. math

    I really don't understand this question and I can't seem to be able to solve it. Can anyone help me? Write a composite number between 7 and 20.

    asked by Josh
  107. Chemistry

    When you look up the atomic masses of Si and Sn and then find the average and then look up the atomic mass of Ge, what is discovered? does it lend supporting evidence to the periodicity of elements?

    asked by Ash
  108. math

    Which conic section is represented by the equation? x^2 - y^2 + 24x + 4y + 28 = 0.

    asked by karen
  109. English

    What does the phrase "Youth will be served" in Jack London's short story "A Piece of Steak mean?

    asked by Mary
  110. college

    explain how mccarthyism affected the lives and political thinking of people in the u.s

    asked by Anonymous
  111. bis/219

    discuss how amazon book stores address ethical, legal, and security issues?

    asked by sd
  112. English

    I really hope you can check the following questions and statements. 1) Of which classes did the 14th century see the rise? 2) Which role did the church play in medieval times? 3) What was the planetary system like according to Ptolemy? 4) Who is Beowulf

    asked by Franco
  113. math

    2 8\2 ____ 2

    asked by nicky
  114. math

    The yearly production of a 5 foot tree is 25 oranges. A 16 foot tree produces 58 oranges. Firstly, I had to list the ordered pairs, which are (5,25) and (16,58)then used slope-point equation to find the number of fruits from 18 and 20 foot trees. The last

    asked by sailor
  115. math

    what percent of 12 is 3? i got 0.36% is that the same as 36%

    asked by nicky
  116. Environmental Science

    For my research paper on Coral Reefs, can someone please help me write an intro paragraph? I think I should first start by writing a thesis statement, although I'm not sure if thesis statements are required in research papers. If so, please help me. This

    asked by y912f
  117. Chemistry

    If 20.00mL of a solution that contains oxalate ion requires 10.00mL of 0.020M MnO4- solution in a titration, what was the molarity of the oxalate solution? 5C2O42- + 2MnO4- + 12H+ --> 2Mn2+ + 10CO2 + 8 H2O

    asked by Megan
  118. algebra

    (-4x+2)(x+5)

    asked by BreAnne
  119. math

    (1/10 \ 1/2) * 3 + 1/5 for 1/10 \ 1/2 i got 1/5 but i don't know what to do with the rest 1/5 * 3 + 1/2= F)4/5 G)4/15 H)16/25 J)3 2/5 K)none of these

    asked by nicky
  120. Pre-Cal(Please help)

    solve for r There is a right triangle with the hypotenuse as r , the angle as 45 degrees and opposite side as 20. I am having a hard time finding this out. I had tan 45 = 1.61 20(1.61) = 32.4 but this is wrong.

    asked by Hannah
  121. English

    I am working on a descriptive paragraph about a time when I was sick. It's not a whole story. Just a paragraph on how you felt at the starting. I remember getting sick somwhere at the end of Feb. I remember catching the stomach flu~ vomiting; Friday night.

    asked by Sara
  122. math 9th grade

    Find the angle of elevation of the of the sun when a 12.5 meter tall telephone pole cast a 18 meter shadow.

    asked by candler
  123. physics

    A wire 28 cm long is parallel to a 0.36 T uniform magnetic field. The current through the wire is 4.5 A. What force acts on the wire? What equation do you use? I tried F= ILBsin(90) and that didn't work!

    asked by Physics
  124. science

    the brakes are applied at the end of the 100s and the car comes to a stop within 20m ,slowing down at a constant rate .what is the acceleration?

    asked by megameno
  125. hca/210

    what is one strength in the u.s. health care system?

    asked by Anonymous
  126. Calculus

    Lim x-->infinity 10/x+10 find the limit

    asked by Anonymous
  127. algebra

    As a restaurant owner there are many decisions that you need to make on a daily basis, such as inventory levels. You wish to replenish your stock of dishes by purchasing 250 sets for your restaurant. You have available two different dish designs. One

    asked by Anonymous
  128. Math

    Having trouble knowing where to start with this one: A maker of tools claims the average amount of time it takes to assemble a table saw is 50 mins with a standard deviation of 40 mins. What is the probability that the sample mean will be less than 44 mins

    asked by Len
  129. limits

    use f'(x)=lim h-->0 f(x+h)-f(x)/h to find the limit: h-->0 sin^3,4(x+h)-sin^3,4x/h

    asked by Cassy
  130. trig/PreCalc

    Find all real zeros of the function y = -7 + 4

    asked by jodi
  131. Statistics

    In 1992, the FAA conducted 86,991 pre-employment drug tests on job applicants who were to be engaged in safety and security-related jobs, and found that 1,143 were positive. (a) Construct a 95 percent confidence interval for the population proportion of

    asked by Anonymous
  132. Algebra

    1/4(7+3g)=-g/8

    asked by Anonymous
  133. 12th grade

    Find all real zeros of the function y= 3x+8

    asked by Deja
  134. CAL--

    what is FTC? use ftc to evaluate a definite integral with basic integrand. f looking sign, integral bottom number 0 top number 2 (4x^3+1) dx=

    asked by GbFT
  135. math

    simplify the expression (4+7)x3 write the steps used to simplify.

    asked by Kristyn
  136. DERIVITIVES!!HELP

    if y=1/2ln(x^2+5), then dy/dx=

    asked by Deven
  137. Trig

    I'm really having a hard time determining an equation for a pendulum problem. It has to be in the form H(t)=asin[b(t-c)]=d. I've already determined a=25, d=30 and b=pi/14 but I can't figure out how to get c (the phase shift). How do I figure out the phase

    asked by Matt
  138. Calculus Theorem! !!!????

    i don't understand this, Show that if G(x) is an antiderivitive for f(X) and G(2)=-2 then G(4)=-7+((integral))top number 4 lower number 2 f(X)dx its so confusing.? HELP. Thanks!!

    asked by Anonymous
  139. physics

    A clean glass capillary tube is held vertically in water raised to a height of 7cm. The tube is down depressed and only 5cm of its length is above water. What will be the angle of contact?

    asked by Edwin
  140. accounting

    Hutton Company uses a sales journal, a purchases journal, a cash receipts journal, a cash disbursement journal, and a general journal. The following transactions occur in the month of March: 1) Mar 2 Sold merchandise costing $300 to B !@#$%^&er for $450

    asked by charmaine
  141. To CC

    Here is the question you initially posted @ 10:22 last night (Sunday) with my responses. Here are the corrections I made. Check my arithmetic. http://www.jiskha.com/display.cgi?id=1269310966

    asked by DrBob222
  142. Pre-Cal(Please check!!!)

    solve for r There is a right triangle with the hypotenuse as r , the angle as 45 degrees and opposite side as 20. I am having a hard time finding this out. I had tan 45 = 1.61 20(1.61) = 32.4 but this is wrong.

    asked by Abbey
  143. Math

    Nick has done 35% of his homework. He had been working for 28 minutes. How long will it take him to finish his homework?

    asked by Hannah
  144. CALCULUS!!! tangent lines

    If f(2)=4 and f'(2)=3, use the line tangent to the graph of f at x=2 to find a linear approximation for f(1.992) HELP! The only one I need, I need a Genius!!!!

    asked by Anonymous
  145. Calculus, only two problems.

    If g(x) is the inverse of f(x), g(x)=f^-1(x), such that g(3)=5 and f'(5)=4 what is the value of g'(3)????? :O 2. If g(x)is the inverse of f(x), g(x)=f^-1(x), such that f(3)=15,f(6)=3,f'(3)=-8,and f'(6)=-2. What is the value of g'(3)???????? Calculus--

    asked by JakeT
  146. stats

    slot machines are now video games, with outcomes determined by random number generations. in the old days, slot machines were like this: you pull the lever to spin 3 wheels; each wheel has 20 symbols, all equally likely to show when the wheel stops

    asked by steven
  147. Math-Derivitives

    if f(x)=x^3+5x, then f'(2)= if f(x)=cos(2x), then f'(pi/4) derivatives and anti derivatives please help

    asked by AdrianV
  148. math

    What is the divisibility rule of 11

    asked by Abe
  149. Math

    Use FTC to evaluate a definite integral with basic integrand-- (integral) bottom number 0, top #2 (4x^3+1)dx=

    asked by Cassandra
  150. Teacher Aide

    Where would you most likely find a token economy as a form of classroom management? A} RRP B} Contract approach C} Contingency management approach D} RIP approach

    asked by liana
  151. Math

    Use the given function values and trigonometric identities (including the relationship between a trigonometric function and its cofunction of a complementary angle) to find the indicated trigonometric functions. sec Q = 5 tan = 2sqrt6 a) cos Q b) cotQ c)

    asked by Mark
  152. adult education

    advantaages of social studies

    asked by Anonymous
  153. science with planets

    What was the planet last to be discovered out of these? 1.Mars 2.Mercury 3.Neptune 4.Pluto 5.Saturn 6.Uranus 7.Venus

    asked by sierra (6th grade)
  154. vocabulary

    glue:stick::thorns:

    asked by Natalie
  155. Physics for life scince

    III) The municipality of New York supplies 2 million cubic metres of water per month to the city of New York. If a household consumes about 30killo-littres of water per month, estimate the number of residents in New York ,assuming that a household has five

    asked by Simeon
  156. 9th grade

    soil dwelling insects are examples of invertabrates. explain why this statement is true and use examples of two soil dwelling insects

    asked by emily
  157. biology

    How could a substance that stops the sythesis of mRNA cause the liver to stop functioning(the death of liver cells)?

    asked by jordan
  158. chemistry

    Which of the following is a weak electrolyte in aqueous solution? a. acetic acid b. lithium acetate c. ammonium carbonate d. sulfuric acid e. calcium hydroxide

    asked by zacky
  159. math

    five names for -73

    asked by kevin
  160. easy cal Q

    lim x--->a x^2+a^2/x+a I know this equals (a) but I don't know how to explain my answer.

    asked by Chelsey
  161. english

    using rhetorical devices write a passage(300 words) on a person, idea or ideology.

    asked by pat
  162. algebra

    how do you convert these 2 problems to slope intercept form? -2x=-1y-6 3x+3y=-18

    asked by caroline
  163. Math

    What is the measure of the dent angle for a star-shaped polygon with 8 points and a point angle of 20 degrees?

    asked by Lyndse
  164. language mechanics

    "this homemade ice cream tastes great"she exclaimed A); B)! C)? D)none is it (B)

    asked by Anonymous
  165. Mathematics

    I have the polynomial x^2+2x-8 and when I tried to factor it, I just ended up confusing myself. Can anyone please help make sense of this?

    asked by Crystal
  166. Chemistry

    What does the study of the periodic table have to do with classification and prediction?

    asked by Ash
  167. English

    Can you please tell me if the following statements regarding school rules are correct? Thanks a lot. 1) You must: do your homework regularly, always bring your books to class, put up your hand if you want to ask your teacher a question or answer your

    asked by Franco
  168. English

    Are these two sentences good: The hall of mirrors gave me a confound feeling. Confound- to throw into confusion or perplexity I told my mom that i was going to the movies but, she gave me one circumstance and that was to call her when i get there.

    asked by Anna
  169. Science-Repost

    I just want to make sure if I'm correct; does this look correct to you? When all of the hydrogen of the Sun is used up, it will turn into a red giant. Is red giant correct?

    asked by Sara
  170. English

    I am working on my paragraph right now, and I need another better word instead of got out. I want to say, I got out of my dream, but I want it to be more sophisticated. Thanks

    asked by Sara
  171. spanish

    i do my homework in class.

    asked by Anonymous
  172. math

    Evaluate r+s/8 for r=20 and s = 20 20+20/8 40/8 answer is 5 is this correct?

    asked by KiKi
  173. us history

    Is there a good online source of information to compare and contrast the initial formation of two states—Virginia and Pennsylvania—by evaluating and listing the similarities and differences of the first state constitution for each state.

    asked by Dave
  174. math

    A storage area measures 12 feet 6 inches in width by 16 feet in length by 8 feet 3 inches in height. If it is 4/5 full, how many cubic feet of storage space remains (rounded to the nearest cubic foot)?

    asked by bibiana
  175. math

    what percent of 300 is 60 F)20% G)50% H)2% J)5% i think I'm just doing it wrong because i got (180) and then the 2 time i got (500) so do you mind telling me what Am doing wrong

    asked by nick
  176. algebra

    Hint: Pay attention to the units of measure. 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,

    asked by Ross
  177. Pre-Cal

    solve for r There is a right triangle with the hypotenuse as r , the angle as 45 degrees and opposite side as 20. I am having a hard time finding this out. I had tan 45 = 1.61 20(1.61) = 32.4 but this is wrong.

    asked by Hannah
  178. statistics

    Find the indicated binomial probabilities. Round to the nearest 3 decimal places. In a local college, 20% of the math majors are women. Ten math majors are chosen at random. 1) What is the probability that exactly 2 are women? 2) What is the probability

    asked by please help me!
  179. chemistry

    Sam had 3 grams of aluminum to react with 16 grams of CuSO4 How many moles of pure copper could she recover

    asked by Evan
  180. To Ms. Sue

    Ms. Sue, I have to ask for your opinion on this. Which introduction sounds better. I awakened from my dream, and found myself to be sweating. I awakened from my dream sweating. I awoke from my dream with sweaty skin. I awoke from my dream with a thudding

    asked by Sara
  181. chemistry

    a gas is collected over water at 18 degrees celsius at a pressure 755mm. what is the partial pressure of the gas?

    asked by finn
  182. math

    Can some one help me with these two problems multiply and simplify by factoring ∜10000*∜100000 type exact answer, using radicals as needed 2) Rewrite with rational exponents (ã3mn)^3 the (mn) are included under the square root as well.

    asked by jen
  183. Physics

    1a. Two converging lenses, each of focal length 14.4 cm, are placed 60.6 cm apart, and an object is placed 26.9 cm in front of the first. Where is the final image relative to the second lens formed? b. What is the magnification of the system?

    asked by Andrew
  184. Math

    solve for r There is a right triangle with the hypotenuse as r , the angle as 45 degrees and opposite side as 20. I am having a hard time finding this out. I had tan 45 = 1.61 20(1.61) = 32.4 but this is wrong.

    asked by Hannah
  185. physics

    A vibrator attached and resting on the surface of water generates plane water waves and its propagation is found to take 50 seconds to reach a floating cork 65 cm away. If the cork subsequently vibrates with SHM of a period 3.8 seconds, determine the

    asked by Edwin
  186. help me

    I'm brown, I have two eyes and no ears. I'm brown on the outside and white on the inside.. What am I?

    asked by sandy
  187. 10th grade

    The ultimate task of all the explorations launched by the Europeans from the fourteenth century onward was? A. finding a sea link between Europe and the wealthy civilizations of Asia. B. establishing European political dominion over all of Asia. C.

    asked by Rosh
  188. ALGEBRA

    Find a set of values for a and b that will result into a rectangular computer monitor with a diagonal (c) of 20".

    asked by GGIFT
  189. ALGEBRA

    Solve the equation SQRT(x+3) + 1 = 8; find the value of x.

    asked by GGIFT
  190. ALGEBRA

    Solve the equation SQRT(x+3) + 1 = 8; find the value of x.

    asked by GGIFT
  191. science with planets

    What is the planet that has faint rings and is SOMETIMES the farthest planet from the sun?

    asked by sierra (6th grade)
  192. Physics for life scince

    6.At the end of the 7th second the brakes are applied and the car slows down at a constant rate till it comes to rest in 5s. What is the acceleration? 7.Draw the v vs.t graph 8.find the final displacement: a)by using the graph b)by algebraic calculations

    asked by Simeon
  193. science

    How does the rainshadow effect happen?

    asked by Claire
  194. world issues

    which countries give money or military support to Syria?

    asked by katie
  195. Math

    Does (3x+4)/(v-2) reduce to 3v-2?

    asked by Jimmy S
  196. Physics

    Under what conditions will a 0.0300 kg marble and a 3.00 kg rock have the same gravitational potential energy other than zero

    asked by Shelby
  197. spanish

    How do you say when you want just call me in spanish?,, is cuando tu quierez riqht?

    asked by kina
  198. Math

    3/8 of the 40 little engines could climb the hill. How many engines were in each part? How many parts could climb the hill? How many engines could climb the hill? How many parts could not climb the hill? How many engines could not climb the hill?

    asked by Malory
  199. math

    how many seconds are there in 1 day?

    asked by job
  200. math b

    the function for the perimeter of a rectangle is given as P=4x+6 a) Give an expression for the length of the rectangle in terms of the width. b) If the width is half the length, state a function for both the width and length describing the domain for which

    asked by phoebe
  201. math

    the function for the perimeter of a rectangle is given as P=4x+6 a) Give an expression for the length of the rectangle in terms of the width. b) If the width is half the length, state a function for both the width and length describing the domain for which

    asked by phoebe
  202. 4th grade

    what is the formula to find the area of a garden lot.

    asked by towonna
  203. 12th grade

    Population: Patients at Toronto Hospitals(Population size-- 100,000) Topic: Quality of Service You are to conduct a survey on the above population to gather information upon the indicated topic. For this assignment, you must: 1.Describe a muti-stage

    asked by Anonymous
  204. ALGEBRA

    1. Many people know that the weight of an object varies on different planets, but did you know that the weight of an object on Earth also varies according to the elevation of the object? In particular, the weight of an object follows this equation: , where

    asked by GGIFT
  205. ALGEBRA

    2. The equation D=2.2√ h gives the distance, D, in miles that a person can see to the horizon from a height, h, in feet. a. Solve this equation for h. b. If Long’s Peak in Rocky Mountain National Park, is 14,275 feet in elevation, how far can you see

    asked by GGIFT
  206. AP US History

    how did j.p. morgan contributed to the industrialization of america and how they led to the rise of the united states as a world power?

    asked by fabs
  207. physic12-dymanics

    A block is launched up the incline(coefficient of friction is 0.3) with an initial speed of 12m/s. What is the maxximum displacement of the block up the incline?

    asked by sk
  208. physic12-dymanics

    A 5kg block slides down an incline of 25 degrees to the horizontal at a constant speed. a) what is the net force on the block? b) what is the magnitude of the friction force acting on the block? c) If friction was negligible and the block was accelerating

    asked by sk
  209. math

    three ways to do 14 and 20 in simplest form

    asked by ratios
  210. english

    what is a communication climate?

    asked by stacii
  211. chemistry

    a gas is collected over water at 18 degrees celsius at a pressure 755mm. what is the partial pressure of the gas?

    asked by finn
  212. physics 12- dynamics

    A 5kg block slides down an incline of 25

    asked by sk
  213. Chem

    I have a question on this question would I forgo the sqaure root on this on because there is no sqaure except on the products side which is 2HI? I am lost because I set up ICE then got to: 54=(4X-0.09)^2/x*x Kc=[HI]^2/[x][x] At a particular temperature, Kc

    asked by CC
  214. English

    1. You can take the marker to the starting point. 2. You can put the marker on the staring point. 3. You can move the marker to the starting point. 4. You can put the marker on the word, Start. (At a dice game.... Are all the expressions grammatical?)

    asked by rfvv
  215. math

    \how do you write 33/75 in a decimal form

    asked by \margie
  216. Poetry

    What would be a good thesis statement for "Mid-Term Break" by Seamus Heaney I've read it about 100 times and I've analyzed it a bunch of times and need help with at least two of the three prong thesis statement.

    asked by Paul
  217. Math

    What must be true for a pentagon so that it will tessellate a plane?

    asked by Lyndse
  218. Math-Calculus

    i have to questions that just need to be checked on to see if i got them right. Lim x-->infinity for both problems 10/x+10 is number one i got 0 for this one. or is it does not exist. lim x-->infinity 6x/6x+5 for this one I got One. (1) is that correct.??

    asked by Chelsey
  219. Science

    Do guppies live in a herd, grove, alone, pairs, or colonies? Of what size? I have been trying to find this answer but its so broad and i need a little help. If you could also post the website where you found the information the would be great! thanks:)

    asked by Rebekah
  220. microeconomics

    Suppose that two people, Mary and John each live alone in an isolated region. They each have the same resources available, and they grow corn and raise pigs. If Mary devotes all her resources to growing corn, she can raise 200 pounds of corn per year. If

    asked by ana
  221. Chemistry

    why do elements within a group have similar chemical properties?

    asked by Ash
  222. Biology

    What are 3 ways that guppy fish interect (symbiosis,mutualism etc.) please provide a website:) thanks:)

    asked by Rebekah
  223. Chemistry

    I need help describing some periodic trends in the periodic table

    asked by Ash
  224. math

    5m - 11 and 2m + 3=

    asked by kell
  225. English

    What are good sentences using the words: frivolous, coy and conceive Frivolous- of little weight or importance; having no sound bases Coy- shrinking from contact or familiarity Conceive- to take into ones mind Using these definitions, can you come up with

    asked by Anna
  226. Math

    Find two functions f and g such that (f X g)(x) = h(x). ( There are many correct answers. My answers were f(x) = 4/5x and g(x) = 5x + 2 but this was wrong.

    asked by Hannah
  227. Math

    What rate would it take to double an object valued currently at $100 in 6 years? I would like to know the answer and the equation/steps taken to solve the problem.

    asked by Andrew
  228. 4th grade

    what is heat

    asked by khadija
  229. math

    13+[22-(7+3)] i got 16 A)25 B)21 C)31 D)47 E)none of these

    asked by nicky
  230. math

    a motorboat traveling with the curent went 68 miles in 3hrs and 24mins. against the current, it took 4hrs and 15 mins to travel the same distance. find the rate of the motorboat in calm water and the rate of the current.

    asked by will
  231. scince

    how much heat does the sun give yiu

    asked by khadija
  232. math

    5 4 2 - + - + - 9 9 9 F) 11 -- 27 G) 2 1 - 9 H) 1 1 - 9 j) 2 - 9 K)none of these i got 11 3 -- or 1 - 9 9

    asked by nicky
  233. business

    How will you apply the knowledge you have gained about effective business communication in you current jobs and college courses

    asked by tina
  234. Literacy

    What types of questions are best for students comprehension?Defend your response and provide examples please help

    asked by Anonymous
  235. English

    I forgot to include a few more sentences I'm not sure of. Thank you. 1) You mustn't modify or change (?) the marks on your school report 2) You mustn't fake (Or counterfeit) your parent's or teacher's signature on your school report or (how do you call a

    asked by Franco
  236. math

    5 over 9 + 4 over 9 + 2 over 9 = i got 1 and 3 over 9

    asked by nicky
  237. chem

    How/ why are insoluble subtances soluble?

    asked by koleh
  238. government

    Which is not a long-term trend marking the expansion of suffrage in the US?

    asked by fggg
  239. 12

    Can a ball have a volume and surface area that have the same numeric value (ignoring units)?

    asked by Sarah
  240. U.S. History

    Is there a good online source of information to compare and contrast the initial formation of two states—Virginia and Pennsylvania—by evaluating and listing the similarities and differences of the first state constitution for each state.

    asked by John
  241. math

    Find the slope of x=-6 unsure where to start here can someone please help?

    asked by KiKi
  242. Poetry

    How can I explain the first five lines in the poem "Leaning Into The Afternoons" by Pablo Neruda? Leaning into the afternoons, I cast my sad nets towards your oceanic eyes. There, in the highest blaze my solitude lengthens and flames; Its arms turning like

    asked by Troy
  243. math

    70% of 70 is A)1 B)10 C)1000 D)100 E)none i got 100

    asked by nicky
  244. Phlosophy

    I have a 3 page paper due...well, yesterday, for my philosophy class. I don't understand any of it though. The question for my essay is: What is the Principle of Alternate Possibilities (PAP)? Explain the crucial role the Principle has played in

    asked by Carolyn
  245. Poetry

    What is one metaphor and one simile in the poem "Leaning Into The Afternoons" by Pablo Neruda? What do they mean and how do they aid what Neruda is trying to state in the poem?

    asked by Troy
  246. Math(Please help)

    Find two functions f and g such that (f X g)(x) = h(x). ( There are many correct answers. My answers were f(x) = 4/5x and g(x) = 5x + 2 but this was wrong.

    asked by Hannah
  247. Economics

    i need a topic for changes in supply, changes in demand and government policy and how can i apply ecomomic concepts to them?

    asked by Kalree
  248. Chemistry

    How do I find the emperical formula of 16.9% Fe3+ 39.7% C2O42- 43.4% H2O

    asked by Megan
  249. algebra

    2. The equation D=1.2 square h gives the distance, D, in miles that a person can see to the horizon from a height, h, in feet. a. Solve this equation for h. b. Long’s Peak in Rocky Mountain National Park, is 14,255 feet in elevation. How far can you see

    asked by kathy
  250. 5th grade

    NEED TO DO A POSTER ON DRUG FREE THATS ME, PLEASE GIVE ME A IDEA TO HELP ME OUT

    asked by aNTOINE
  251. Illegal Drugs

    2. CheckPoint: Introduction and Conclusion · Resource: Drafting Your Research Paper · Consider the components of an effective introduction and an effective conclusion outlined in Drafting Your Research Paper. · Write an introduction for your research

    asked by Valentina Miozza
  252. physics

    An alpha particle approaches a uranium nucleus as 1e6 m/s what is the closest this particle will get to the nucleus how do you set this problem up? thanks!

    asked by James
  253. math

    How do I get a fraction to it's simplest form?

    asked by hayden
  254. geometry

    Determine whether the triple of numbers can be the sides of a right triangle.

    asked by simone
  255. bobpursley

    Can you please answer my post? I haven't been getting mine answered lately... Thanks -MC

    asked by mysterychicken
  256. social studies

    What country did General Douglas MacArthur fight Japanese troops for?

    asked by Bella
  257. algebra

    Find the equation for the line parallel to 2x+y=6 and passing through (2, 6). Justify your response.

    asked by Michelle
  258. math

    3 times a number is

    asked by Issac
  259. human services

    How does a human services worker integrate the use of mediation, or third party neutrality, when he or she also serves as an advocate for the client and is an employee of the agency?

    asked by judy
  260. algebra

    Find the equation for the line parallel to 2x+y=6 and passing through (2, 6). Justify your response.

    asked by Michelle
  261. chemistry

    nitrogen+hydrogen=ammonia

    asked by Anonymous
  262. Math(Please check)

    g(x) = (3/2)^x+2 I need to find the intercepts. My teacher told me to press trace on my graphing calculator to find them. I got x = 0 and y=3 everything else is decimals so is my answer just (0,3)?

    asked by Abbey
  263. nutrition

    What is the difference between simple and complex carbohydrates? How are sugars are broken down and used in the body? What are the benefits that carbohydrates provide to the body? I need help finding where I would find this infomation....I have found sites

    asked by me
  264. Poetry

    How can I explain the first five lines in the poem "Leaning Into The Afternoons" by Pablo Neruda? Leaning into the afternoons, I cast my sad nets towards your oceanic eyes. There, in the highest blaze my solitude lengthens and flames; Its arms turning like

    asked by Troy
  265. algebra

    Hint: Pay attention to the units of measure. 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,

    asked by Ross
  266. math

    (1/10 \ 1/2) * 3 + 1/5 for 1/10 \ 1/2 i got 1/5 but i don't know what to do with the rest 1/5 * 3 + 1/2= F)4/5 G)4/15 H)16/25 J)3 2/5 K)none of these what do i do

    asked by nicky
  267. Physics

    A car is driven 135 km west and then 40 km southwest. What is the displacement of the car from the point of origin (magnitude and direction)?

    asked by Aastha
  268. Physics

    A car is driven 135 km west and then 40 km southwest. What is the displacement of the car from the point of origin (magnitude and direction)?

    asked by Aastha
  269. college

    HOW DOES A PERSON AUTONOMY AFFECTS THEIR SENSE OF FREEDOM

    asked by LISA
  270. 11th grade

    A wire 28 cm long is parallel to a 0.36 T uniform magnetic field. The current through the wire is 4.5 A. What force acts on the wire? What equation do you use?

    asked by Physics
  271. Personal Finance

    After a protracted legal case, Joe won a settlement that will pay him $11,000 each year at the end of the year for the next ten years. If the market interest rates are currently 5%, exactly how much should the court invest today, assuming end of year

    asked by Linda
  272. grant preposals

    Distinguish between a project-wide evaluation plan and an objective-oriented evaluation plan.

    asked by mark
  273. chem

    In order for a precipitation reaction to occur the product must be insoluble. However in an experiment we formed precipitates of two compounds, KNO3 and NaCl which are soluble? How did this occur? What was the forcing condition in each case?

    asked by kohel
  274. science

    What would be the final temperature of a mixture of 50 g of 20 0C water and 50 g of 40 0C water. I'm really not sure how to do this do I need to convert 20 Celsius to Fahrenheit to start? what are the steps for this?

    asked by Anonymous
  275. science

    the municipality of Windhoek supplies 2 million cubic meters of water per month to the city of Windhoek .if a household consumes about 30kilo-litres of water per month ,estimate the number of residents in Windhoek ,assuming that a household has five

    asked by megameno
  276. calculus

    d/dx of ln(t)/t i believe the answer is 1-ln(t)/(t)^2 but i just want to make sure.

    asked by Anonymous
  277. map

    How do you draw a net duagram for a group of cubes???!!!

    asked by Jacob
  278. transformations

    Hi I just got my correspondence back and the following question is wrong. Explain how the graph of f(x)=x^2-4x can be used to obtain the graph of y=g(x). Could you explain so I can see where I went so wrong. Thanks for your time.

    asked by Kerri Please help
  279. math

    -8

    asked by KiKi
  280. sentences

    What's a sentences for culture?

    asked by priscilla
  281. Physics

    Two infinitely long wires are separated by a distance of d = 1.4 meters. Both have current running in the positive y direction. A charge of q = +2.7 micro-Coulombs is moving in the positive y direction at v = 3.1 E 6 m/s a distance of r = 0.22 meters from

    asked by Justin
  282. calculus

    find an antiderivitive for integral(f looking sing)3/3x+4 dx

    asked by GbFT
  283. us history

    sequencing the louisiana purchase in order from a-j

    asked by alley
  284. Chemistry

    What are some periodic trends among the following elements- carbon, silicon,germanium,tin, and lead?

    asked by Ash
  285. geometry

    the perimeter of a rhombus is 36 inches. if the longer diagonal is 14 inches what is the length of the shorter diagonal of the rhombus?

    asked by mc
  286. MATH!! Calculus inverses

    if g(x) is the inverse of f(X), g(x)=f^-1(x) such that g(3)=5 and f'(5)=4 what is the value of g'(3)??? HELP i just need this one.

    asked by Dulce :)
  287. Math

    Find two functions f and g such that (f X g)(x) = h(x). ( There are many correct answers. My answers were f(x) = 4/5x and g(x) = 5x + 2 but this was wrong. I do not know how to do this.

    asked by Hannah
  288. physics

    What vibrates in the following types of wave motions (i) light waves. (ii) sound waves. (iii) x-rays.

    asked by Edwin
  289. us history

    how many troops were in the regular army at the start of war of1812

    asked by akaash
  290. sentences

    what's a sentence for whistle?

    asked by priscilla
  291. FINANCE

    Life for Kids Company, a small producer of plastic swimming toys, wants to determine the most it should pay to purchase a particular ordinary annuity. The annuity consists of cash flows of $700 at the end of each year for 5 years. The firm requires the

    asked by JUNE
  292. Socials Studies

    The royal charter gave the HBC "exclusive" trading rights in a vast area of Canada. What is meant by "exclusive trading righters"? Can someone please help me. Thanks very much.

    asked by John
  293. math

    what is the perimeter of an rectangle if it's length is 40 units and it's width is half it's length?

    asked by vickey
  294. calculus

    find the length of the curve;x^2=a^2(1-e^(y/a))measured from(0,0) to(x,y) is a log(a+x/a-x)-x.

    asked by Anonymous
  295. maths

    exact value for tan(7pi/6 radians)

    asked by Luke
  296. algebra

    help with week 8 word problems in mat116

    asked by cynthia
  297. Pre-Cal(please check)

    I have to find the width of a river which is represented by a right trianle. The opposite side is labeled w and the adjacent side is 1oo ft. Theta is 54 degrees. Would my equation be opp = adjacent/cos(54)?

    asked by Hannah
  298. physics

    A car approaches the top of a hill that is shaped like a vertical circle with a radius of 58.2 m. What is the fastest speed that the car can go over the hill without losing contact with the ground?

    asked by Anonymous