1. chemistry

    To save on production costs, most automobile bumpers are never coated with more than 200 g of chromium. Determine how much time a standard bumper should be immersed in a chromium vat. need full explanation i did find this question but it was not explained

    asked by dano on May 28, 2013
  2. Linear Algebra

    Let L be the line with parametric equations x = 2+3t y = 3−2t z = 2+t Find the shortest distance d from the point P0=(−5, 1, −4) to L, and the point Q on L that is closest to P0. Use the square root symbol '√' where needed to give an exact value

    asked by Angel on November 26, 2017
  3. Pre-Algebra

    I'm stuck on these two problems; can someone show me how to solve them step-by-step? Thanks 1.A baseball diamond is a square 90 ft on each side. How far is it diagonally from home plate to second base? 2.An equilateral triangle has sides 10 units long.

    asked by mysterychicken on June 6, 2009
  4. psychology

    "during a heated argument with his father, 15 y/o Jason developed a pralysis of his right arm. Medical examinations can find no physical cause for the paraplysis. Use the psychoanalytical perspective to explain how the paralysis may be Jason's attempt to

    asked by joan on December 17, 2010
  5. Social Studies

    I need help finding a current event. I have looked everywhere and can't find one. It is supposed to be about catholic schools week and has to have happened anytime between last sunday and today. please don't give me one about a certain school. i would like

    asked by Zoey on February 3, 2010
  6. calc

    I have another question (studying for finals, haha) Let ~r(t) = et cost ~i + et sin t~j be parametric equations of a curve C. Find the length of C from t = 0 to t = π. so the equation I am using is the integral from a to b (in thsi case 0 to pi) of the

    asked by rebecca on December 7, 2014
  7. Math

    Find the amount of compound interest earned in an account that opens with $27,000, earns 5.8% interest compounded daily, and is held for 5 years. Assume 360 days in a year. (Round your answer to the nearest cent.)

    asked by Kay on August 6, 2012
  8. Anthropology

    Suppose two populations come into contact. As organisms will do, they find some attractive members of the opposite sex and interbreed. The populations have now exchanged genes. The next generation produces several children with new traits. What

    asked by Anonymous on May 19, 2016
  9. Biology (History?)

    I'm actually writing an English paper within which I mention how humans attempt to find answers to nature even when technology is not sufficiently advanced to do so. In order for my paper to be accurate I was wondering: when did people in America discover

    asked by Gabriela on March 28, 2008
  10. geography

    Ms. Sue, I am not home schooled. Our teacher gives us a geography sheet every week and we are to find the answers in our book, encyclopedia, online, or whatever reference material we can. The question about Kabul really had the Soviet Union on the actual

    asked by Reed on September 19, 2011
  11. Calculus/Derivatives

    In addition, can you walk me through how to get the derivatives for these 2 statements, too? a) y = x^5/3 - 5x^2/3 b) y = (the cubed root of the quantity) [(x^2 - 1)^2] Hi there. I need to find the first derivative of this statement. y=x(x+2)^3 I tried the

    asked by Amy on March 14, 2007
  12. math

    Find the amount of compound interest earned in an account that opens with $23,000, earns 4.3% interest compounded daily, and is held for 10 years. Assume 360 days in a year. (Round your answer to the nearest cent.) $ 1

    asked by Anonymous on August 20, 2012
  13. Classical Mechanics

    Approximate Lake superior by a circle of radius 162 km at a latitude of 47 degrees .Assume the water is at rest with respect to earth and find the depth that the center is depressed with respect to the shore due to the centrifugal force.

    asked by Anonymous on January 24, 2016
  14. kkkkk

    Find the amount of compound interest earned in an account that opens with $27,000, earns 4.6% interest compounded daily, and is held for 15 years. Assume 360 days in a year. (Round your answer to the nearest cent.

    asked by kamilya on August 20, 2011
  15. physics

    A heart defibrillator passes 10.0 A through a patient’s torso for 5.00 ms in an attempt to restore normal beating. Find the temperature increase caused in the 8.00 kg of affected tissue if all the energy heats up the tissue with a specific heat capacity

    asked by carolyn on November 8, 2015
  16. Astronomy

    I have two stars A = 7150K and B = 4850K.A is 20 times brighter than B. Assuming L/Lv is the same for both stars find the ratio ofthe radii of A and B. I have the equation R/R= (L/L)^1/2(T/T)^2. I can do this for each star in terms of solar masses but i am

    asked by nichola on July 9, 2009
  17. Math Please check these

    Find the Perimeter and area of each square and rectangle. On my actual paper I have the cm and in behind the numbers along with the area's squared sign I just didn't know how to put that on here. 1. L2 W3 A=6 P=10 2. L1 W1 A=1 P=4 3. L7 W1 A=7 P=16 4. L7

    asked by TiFFany on September 3, 2010
  18. ALGEBRA

    Find the amount of compound interest earned in an account that opens with $23,000, earns 3.9% interest compounded daily, and is held for 15 years. Assume 360 days in a year. (Round your answer to the nearest cent.)

    asked by Danny on May 27, 2012
  19. Science

    Do you guys know of a website where i can find the average temperature of these biomes? Tundra, Tiaga, Temperate Deciduous Forest: Tropical Rainforest: Grasslands: Desert: Rivers: Lakes & Ponds: Coral Reefs: Temperate Oceans: thanks:)

    asked by Nicole on October 8, 2009
  20. chemistry

    I am trying to calculate geometry optimization of cyclodextrin, however, the computer always show error 2070 in gaussian. I used sem-empirical pm3 and try pm6, and tried to find any method to do this work, but every try could not work. I hope any body on

    asked by bun on May 28, 2012
  21. physics

    A heart defibrillator passes 10.0 A through a patient’s torso for 5.00 ms in an attempt to restore normal beating. Find the temperature increase caused in the 8.00 kg of affected tissue if all the energy heats up the tissue with a specific heat capacity

    asked by carolyn on November 7, 2015
  22. Physics

    A 0.200-m uniform bar has a mass of 0.750 kg and is released from rest in the vertical position, as the drawing indicates. The spring is initially unstrained and has a spring constant of k = 25.0 N/m. Find the tangential speed with which end A strikes the

    asked by Karen on June 9, 2011
  23. Need an opinion

    I'm doing a speech on teen suicide and I need your opinion. I start with an introduction, statistics, and why I chose the topic. But for these three things is the order correct or should switch them. If you were listening what would you like to hear first.

    asked by Courtney on March 5, 2010
  24. physics

    An artillery shell is fired at an angle of 86◦ above the horizontal ground with an initial speed of 1630 m/s. The acceleration of gravity is 9.8 m/s 2 . Find the total time of flight of the shell, neglecting air resistance. Answer in units of min

    asked by allan on November 6, 2014
  25. Math drwls please help

    Derive the basis functions Ni,3(u) and find the equation for the open quadratic B-spline curve defined by five control points p0, p1, p2, p3, and p4. I know the formula is P(u)= the sum of n,i=0(PiNi,k (u)) it's difficult to type the formula in this text

    asked by Mary on October 15, 2008
  26. Math

    Meghan deposited $2,500in an account at a bank that pays 16% compounded quarterly. Use the compound interest table to find the interest earned on the investment after 2 years. a. $921.43 b. $204 c. $2,704 d. $3,421.43 **This is a sample question** (Please

    asked by Markus on April 21, 2015
  27. Criminal Justice/Terrorism

    the general public needs to understand that if the U.S. becomes more serious about protecting its citizens from terrorists: A. taxes will be raised. B. we will be asked to give up our access to sensitive information. C. we will rely on federal agencies for

    asked by Pat on September 27, 2015
  28. Finance

    Find the amount of compound interest earned in an account that opens with $24,000, earns 7.8% interest compounded daily, and is held for 20 years. Assume 360 days in a year. (Round your answer to the nearest cent.)

    asked by Algebra on August 29, 2012
  29. Physics!

    No matter what i do i can't seem to find a reasonable answer for this problem! I've done everything I can think of. Block m1( 7 kg ), lies on an incline plane with a coefficient of kinetic friction of 0.15. m1 is connected to mass m2 by a massless rope

    asked by Randy on October 7, 2017
  30. history

    2. It's believed that the role of feasts in the Ice Age was to A. strengthen group ties. [B.] mark times when food was abundant. C. celebrate weddings. D. celebrate the resolution of serious conflicts. i think this is the answer but i couldn't find it in

    asked by Anonymous on March 4, 2013
  31. Physics STUCK!

    A point on the A string of a guitar oscillates in approximately simple harmonic motion with a frequency of 113 Hz and an amplitude of 1.04 mm. Find the maximum speed and acceleration of this point. SOLVE FOR: vmax = amax Can you please provide me with the

    asked by High School STUDENT on January 24, 2013
  32. math

    The rectangle shape in a set of blocks comes in two sizes( small and large ),three colors ( yellow, red, and blue ), and two thicknesses ( thick and thin ) A. Draw a tree diagram to find the total number of outcomes. B. How many outcomes are possible?

    asked by peter on April 29, 2013
  33. geometry

    A Japanese fan can be made by sliding open its 7 small sections (or leaves), which are each in the form of sectors of a circle having central angle of 15. If the radius of this fan is 24 cm, find out the length of the lace that is required to cover its

    asked by Niel on March 15, 2014
  34. Chemistry

    I am in an AP high school course and the teacher pulled a fast one on us by asking us what happens to K in an reversible equilibrium equation if the equation is flipped. K equations I am talking about go K=(Products)/(Reactants). The options were they take

    asked by Molly on April 9, 2008
  35. Physics

    A 0.150 kg frame is suspended from a coil spring, and stretches 0.050m. A 0.200 kg block is dropped from rest onto the fram from a height of 30.0cm. Find the maximum distance the fram moves downward from the initial position?

    asked by Sandhu on October 21, 2009
  36. psy

    You specialize in prenatal care, and Mary, one of your patients, just discovered she is pregnant. She is very curious about how the sex of her baby will be determined. Discuss with Mary the neuroendocrine system’s involvement in sexual development. Ms.

    asked by Rose on February 24, 2009
  37. phisecs

    car traveling at 22 m/s hits a stone wall . The driver, who is wearing a shoulder harness and seat belt, moves forward 1.05 m as the car stops. Assuming his acceleration is uniform, find his average velocity during the collision

    asked by lam on February 18, 2014
  38. physics

    a small mass is suspended from a long thread so as to form a simple pendulum. The period . T of the oxillation depend on the thread and the acceleration. G of free fall at the place concerned so that. T=km^x,l^y,g^z.where k =2pie (1.) Find the value of

    asked by praise on October 5, 2013
  39. English

    Here is part of a story; no name, no title. the quarrel in Sumatra Crescent with its suggestion of vast and unmentionable antagonisms; her swift race through the moon-drenched countryside, all crepitant with night noises: .... (This is part of a question

    asked by elda on April 24, 2007
  40. physics

    a car travel with a uni form velocity of 25m/s for 5& the brak over then applied and the car coms the rest wirh a uniform retar in fyrther 10s draw ut grph and use it to find 1 distance covered 2 the reatardation

    asked by ramesh on June 20, 2014
  41. Physics

    Police find skid marks 180 meters long on a highway where a car made an emergency stop. Assuming that the deceleration was a = 10 m/s¶ (about the maximum for dry pavement), how fast was the car traveling before the brakes were applied?

    asked by lee on November 14, 2013
  42. math (stats)

    A biology professor gives a surprise quiz consist of a true/false question followed by a multiple choice question with four possible answers. If both questions are answered with random guesses, find the probability that both responses are correct. Please

    asked by juan777 on January 23, 2012
  43. ALGEBRA

    Find the amount of compound interest earned in an account that opens with $29,000, earns 7.5% interest compounded daily, and is held for 5 years. Assume 360 days in a year. (Round your answer to the nearest cent.)

    asked by Monic on May 19, 2012
  44. Math/Trig

    The following is a table for the maximum temperature per month, for Boulder, CO Month|° F Jan:45.1 Feb:48.2 Mar:53.8 Apr:62.8 June:71.6 July:81.5 Aug:85.1 Sept:76.6 Oct:66.7 Nov:52.9 Dec45.5 Find the sinusoidal function that models this data. How do I do

    asked by CJ on January 14, 2011
  45. algebra/math

    Find the amount of compound interest earned in an account that opens with $24,000, earns 3.5% interest compounded daily, and is held for 10 years. Assume 360 days in a year. (Round your answer to the nearest cent.) $

    asked by apryl on September 3, 2011
  46. english

    For english, I should need a special report which talks about president obama: one year later (I precise I'm French).Since several days, I read NYTimes but i didn't find yet.That's why I would like knowing if it exists and where i can have got it.I don't

    asked by Marie on December 22, 2009
  47. CJS210

    Can someone please help me find a website to answer these following question? Describe various types of police agencies at the local, state, and federal level and how each is organized. Identify the principal roles and functions of police organizations and

    asked by Sade C on June 9, 2012
  48. Math

    what is the value of the missing angle? (I don't know what you call this shape but its like drawing a house on paper but its upside down ex: the triangle is on the bottom and the square is on top. where the triangle is theres a number 140 on each side and

    asked by Amber on March 15, 2016
  49. Calculus

    Find the volume of the solid whose base is the region in the xy-plane bounded by the given curves and whose cross-sections perpendicular to the x-axis are (a) squares, (b) semicircles, and (c) equilater triangles. y=x^2, x=0, x=2, y=0 I know how to graph

    asked by Anonymous on December 15, 2007
  50. Math

    The distance d1 in miles, a small plane is from its final destination is given by d(t) = 250 – 100t, where t is the time, in hours, remaining for the flight. Find and discuss the meaning of the intercepts of the graph of the function. (You must first

    asked by Debbie on April 22, 2014
  51. Math

    Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 15. Find the probability that a randomly selected adult has an IQ that is less than 115. Round to the nearest thousandth. Answer precisely. Do

    asked by Anonymous on March 6, 2016
  52. Research &Evaluation

    Need help on the following question...Please How many ways can an IRS auditor select 6 if 12 tax returns for an audit Use a table of areas to find the specified area under the standard normal curve. The area that lies to the left of 1.13 (a)0.8485 (b)

    asked by Denim on September 7, 2008
  53. HCA210

    Inrerview a health care professional Post a 200-300 word response to the following questions : What are the educational ,licensing or certification requirements for your profession ? What is the scope of your practice? What are your profession's primary

    asked by Anonymous on August 22, 2008
  54. MATH

    Find the amount of compound interest earned in an account that opens with $21,000, earns 5.5% interest compounded daily, and is held for 20 years. Assume 360 days in a year. (Round your answer to the nearest cent.)

    asked by Anonymous on April 15, 2010
  55. algebra with application

    Find the amount of compound interest earned in an account that opens with $29,000, earns 2.8% interest compounded daily, and is held for 10 years. Assume 360 days in a year. (Round your answer to the nearest cent.)

    asked by Anonymous on November 27, 2011
  56. english

    According to the strategies discussed in the lesson, when you have trouble making sense of what you have read, what is one strategy you can use? Share thoughts and questions with friends. Try not to overthink the problems you have. Read the same material

    asked by oscar on September 5, 2015
  57. physics

    Starting from rest, a 4.4 kg block slides 3.5 m down a rough 22.3o incline in 2.4 seconds. Determine the energy lost due to friction. (Hint: find the final kinetic energy and subtract that from the work done by gravity.) Enter your answer here: J

    asked by em on May 4, 2011
  58. Chemistry

    When 80.0 mL of HCl is added to 80.0 mL of NH3OH, the temperature increases 2.5 celsius. Assuming the final solution has the same specific heat capacity as liquid water, the heat produced in the reaction between two solutions is: I don't know how to find

    asked by Wendy on February 22, 2015
  59. Math

    Can you help me solve this problem? Cuz i cant seem to figure it out. An orbiting satellite traveled 3,225 miles in 40 minutes. Find its speed in miles per hour. (Round your answer to the next whole number.) (a)103 (b)4,838 (c)4,267 (d)6,200 (e)150

    asked by John on February 6, 2012
  60. Occupational Safety

    Do other countries have individuals who played a significant role in starting safety programs in their countries? need references thanks You might find this article interesting. http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=1446786

    asked by Ashley on April 9, 2007
  61. trigonometry

    Radio direction finders asre set up at points A and B, 8.68 mi apart on an east-west line. From A it is found that the bearing of a signal from a transmitter is N 54.3degE, while from B it is N 35.7degW. Find the distance of the transmitter from B, to the

    asked by y912f on January 16, 2009
  62. Physics

    An artillery shell is fired at an angle of 67.4◦ above the horizontal ground with an initial speed of 1860 m/s. The acceleration of gravity is 9.8 m/s2 . Find the total time of flight of the shell, neglecting air resistance. Answer in units of min

    asked by Beth on January 13, 2015
  63. Physics- tension

    An 63 kg construction worker is sitting 2.0 m from the end of a 1435 kg steel beam to think about the state of the world. Find the tension in the cable that is supporting the beam. Am I required to use the formula T1=sin(theta)*m*g? I am not sure if the

    asked by Chris on November 11, 2014
  64. Science

    A Herculean bomber jet accepts 40kg of air per second at a velocity of 200m/s, burns 2kg of fuel at the same time,and releases exhaust gases at 600m/s relative to the bomber. find the thrust due to its engine.

    asked by Jennifer on April 12, 2015
  65. Physics

    How do you find the "range" for a projectile launched where feta = 0 degrees? What formula do you use? Also, a soccer ball is kicked horizontally off the top of a tall building, describe the ball's initial velocity both in terms of its magnitude and its

    asked by meg on October 19, 2008
  66. History

    Which of the following did fifteenth and sixteenth century European explorers find in the Americas? A evidence of earlier European colonies B. largely unsettled lands C. many distinct native civilizations D small groups of roving nomads. My answer is C

    asked by Lost on December 8, 2017
  67. Chemistry

    Calculate the concentrations of all species in a 1.41 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10–2 and Ka2 = 6.3× 10–8. Na^+ = 2.82M SO3^2- = 1.40M HSO3^- = 0.00047M H2SO3 = OH^- = H^+ = I have

    asked by Chris on October 11, 2012
  68. Chemistry

    Calculate the concentrations of all species in a 1.41 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10–2 and Ka2 = 6.3× 10–8. Na^+ = 2.82M SO3^2- = 1.40M HSO3^- = 0.00047M H2SO3 = OH^- = H^+ = I have

    asked by Chris on October 11, 2012
  69. maths help me

    an engine pumps water from a river 10m an below its own level and discharge it through a nozzle of diameter 10cm with a speed of 50m/ s.find the power required assuming a.no losses b.70% efficiency.water weighs 10^3kgm^-3 {g=10ms^-2} help me

    asked by dams on September 19, 2016
  70. math

    Find the amount of compound interest earned in an account that opens with $21,000, earns 5.4% interest compounded daily, and is held for 15 years. Assume 360 days in a year. (Round your answer to the nearest cent.)

    asked by mrsjones on September 9, 2011
  71. Chemistry

    When 80.0 mL of HCl is added to 80.0 mL of NH3OH, the temperature increases 2.5 celsius. Assuming the final solution has the same specific heat capacity as liquid water, the heat produced in the reaction between two solutions is: I don't get how to find

    asked by Wendy on February 22, 2015
  72. Psychology

    • Find a peer reviewed article which discusses the effects of optimism on physical and psychological health. • Write a 1400 to 1600-word paper summarizing the article and stating your opinion on the validity of the study or studies.

    asked by dave on August 19, 2010
  73. economics

    While shopping you discover that your favorite department store has lowered the price on a hot, new MP3 player that you wanted to buy. You rush into the store, only to find that they are sold out. This scenario illustrates the concept of a) scarcity b)

    asked by adrina on January 20, 2012
  74. geography

    Find the surface area of the cylinder in terms of pie. 14 cm diameter and 18 cm for the height. π = the number pi (3.1416...) r = radius is not the correct way to do this problem any help would be great. answer are 350cm^2 i think this is correct however

    asked by Paige on March 30, 2018
  75. s.s help

    1. In a typical rural village in Mexico, you might expect to find that most people living on farms get their food by (1 point)growing their own. buying what they need at large supermarkets. buying what they need at small markets. gathering nuts and wild

    asked by NIKE on April 11, 2012
  76. Physics

    A canoe has a velocity of 0.480m/s southeast relative to the earth. The canoe is on a river that is flowing at 0.510m/s east relative to the earth. Find the magnitude of the velocity (V(C/R)) of the canoe relative to the river. Also, find the direction of

    asked by Rebecca on February 23, 2014
  77. English

    posted by rfvv yesterday at 10:54am. 1. unluck ------------------------- Is this word correct? I cannot find the word 'unluck' except Wiktionary. I know the opposite of luck is either bad luck or ill luck or misfortune. What about the following?

    asked by rfvv on November 16, 2017
  78. physics

    One particle has a mass of 3.00*10-3 kg and a charge of +7.60 µC. A second particle has a mass of 6.00*10-3 kg and the same charge. The two particles are initially held in place and then released. The particles fly apart, and when the separation between

    asked by Ann on February 3, 2007
  79. math question

    hi, i have a math question that i need help with: when data are non-numerical but can be ordered, such as letter grades, the mean cannot be calculated directly; but both the median and mode can be found. Last year in Ms. Flag's history course, the final

    asked by kelsey on August 29, 2006
  80. math

    Nancy Tai has recently opened a resolving charge account with MasterCard. Her credit limits is $ 1,000, but she not charged that much since opening the account. Nancy hasn't had the time to review her monthly statement promptly as she should, but over the

    asked by Peter on June 26, 2014
  81. english

    I'm writing an essay for english are people with better jobs treated different. I think they are. I have written the essay but can't any sites that talks aboth this? I hope you've defined your terms in your essay. What do you mean by "better jobs?" Are

    asked by Taunya on January 7, 2007
  82. Costs and Awards

    h t t p // w w w . educationplanner . ca / program . cfm?id=33362&view=details I went onto this site, and I have found the problem I want to take and what would be my insitution for that program? Website help - Ms. Sue, Sunday, February 20, 2011 at 5:23pm

    asked by Anonymous on February 26, 2011
  83. Social Psychology

    Could some one please help me with this assignment. I am really confused about this. Here is what I have to do: Write 200 to 300 words applying critical thinking to determine whether an internal or external locus of control is more effective in various

    asked by Mandy on February 13, 2011
  84. Math Homework questions. (check plz)

    Can someone check these? 11. The sales tax rate is 7.4%? a. Find the tax paid for a pair of shoes with a list price of $93 b. the team made a total of 325 goals. what percent of the teams made goals did richard make? $6.88; $99.88 $6.88; $93.68 $0.69;

    asked by Layla on November 30, 2015
  85. French

    Can someone check this french recipe? Thanks! Pâte : 2 cuillère de miettes de biscuit sec de Graham 16 once de fromage blanc de Crème-Style 16 once de fromage de Crème amolli 1 1/2 tasse de Sucre 4 Oeufs ; légèrement battu 16 once de crème aigre 1/2

    asked by Anonymous on April 12, 2007
  86. reputable sources

    What would be the most reputable sources I can use? Your most reputable sources for the type of research you are doing will be in books from the library. (Librarians have already sorted out the good stuff from the garbage!) Ask your reference librarian for

    asked by Brooke on May 15, 2007
  87. math 116 Help Please

    1. Suppose you are at the gas station filling your tank with gas. The function C(g) represents the cost C of filling up the gas tank with g gallons. Given the equation: C(g) = 3.5 (g) a) Find C(2) (2 pts.) b) Find C(5) (2 pts.) 2. Suppose that the linear

    asked by Sydney on September 8, 2010
  88. Math

    If someone could help me with these 6 questions, that would be great, Thank you. :) 5.) Chris wants to buy a cell phone that costs $215.00. His parents say Chris must raise 35% of the money himself. How much money much Chris raise? A.$705.00 B.$75.25

    asked by Todd Thicket on December 11, 2015
  89. English-Language

    Please help and correct! 1. Use "in the garage" as an adjective phrase The card in the garage is for you 2. Use "for our English class" as an adverb phrase The paper is due tomorrow for our English class. 3. Use "from an encyclopedia" as an adjective

    asked by Sarah on September 9, 2014
  90. math,help

    okay i am getting confuse with the decimals and fractions in order to make a table for the following problem.can someone help me make the tables the problem reads as follows. solve the system. 5x-3y=13 4x-3y=11 Now, i know i have to break them to the form

    asked by jasmine20 on April 15, 2007
  91. Algebra II

    Forces of 675 lb and 828 ob act on a body. The smaller force acts due north; the larger force acts N 52.3 degrees E. Find the direction and the magnitude of the resultant.

    asked by Arielle on November 2, 2011
  92. Science

    Two pellets, each with a charge of 1.5 microcoulomb (1.5×10−6 C ), are located 2.8 cm (2.8×10−2 m ) apart. Part A Find the electric force between them.Part B What would be the mass of an object that would experience this same force in Earth's

    asked by Rachel on April 9, 2016
  93. english

    what themes do old man the sea and macbeth have in commmon? tragedy? You can look each one up at www.sparknotes.com/lit and read the "themes, symbols ... " section in each and see what you find. Let us know if you have questions once you have looked up and

    asked by james on June 19, 2007
  94. physics

    As a bowling ball of radius 14.9 cm rolls down the alley to the right, a frictional force of magnitude 1.43 N, directed to the left, acts on it. Find the frictional torque with respect to an axis through the center of the ball.

    asked by Michael on April 25, 2010
  95. calculus; implicit differentiation

    Use implicit differentiation to find the slope of the tangent line to the curve at the point (4,1) -1x^2 - 4xy + 3y^3 = -29 I differentiated both sides and solved for dy/dx and got 2x-4y/9y^2-4x. Then I plugged in X and Y and got -4/7 but when i enter my

    asked by Kim on November 5, 2009
  96. Derivatives

    a pationt recives an injection of 1.5 milligrams of a medication, and the amount remaining in the bloodstream t hours later is A(t)= 1.5e^-0.08t .find the instantaneous rate of change of this amount: a) Immediately after the injection (time t=0)

    asked by Courtney on June 28, 2011
  97. Chemistry

    The Energy from glucose is obtained from the oxidation reaction C6H12O6 + 6O2 --> 6CO2 + 6H2O How would a similar reaction look for Sucrose? I am trying to find an equation about how the body uses a compound, in this case sucrose. I'm just not sure how

    asked by James on March 22, 2012
  98. Please check my maths answer?

    This is the question: The straight line y=2p+1 intersects the curve y= x+ (p^2/x) at two distinct points. Find the range of values of p. this is what i did: 2p +1 = x + p^2/x simplify.... x^2 + (2p+1)x + p^2 = 0 b^2-4ac > 0 (-2p-1)^2 - 4(p^2) > 0

    asked by Rikkie on June 15, 2009
  99. algebra

    A tennis ball is released from a height of hcm, it rebounds one-third of the distance it has fallen after each fall. Find the total distance travelled when it strikes the ground (i) the third time (ii) the nth time

    asked by Yvonne on August 25, 2014
  100. Vectors

    A sail boat is acted upon a water by a current and the wind. The velocity of the wind is 16km/h from the west, and the veolocity of the current is 12km/h from thr south, find the resultant of these 2 velocitie

    asked by Camille on June 20, 2010

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