Questions Asked on
November 22, 2015

  1. English

    I have to write a compare and contrast essay on "the pedestrian ,"the murderer" , and "there will come soft rains" - I need help choosing 3 things to compare in each story

    asked by Sara
  2. english

    Is this paragraph correct with capitalization and marks of punctuation Valentine’s Day is celebrated on February 14, as a romantic festival. People send their sweethearts greeting cards that say won’t you be my valentine? Children like to make their

    asked by Jennifer
  3. Physics

    Using the data in the table below,determine how many calories are needed to change 100g of solid x at 10degrees celcious to a vapour at 210degrees celcious:thermodynamic constants for substance x: heat of fusion 40,0cal/g heat of vaporization 150,0cal/g

    asked by John
  4. Philosophy

    I've seen these questions asked today/yesterday (and answered) but I just wanted someone to check over my answers to see if they make sense. 1. Assume that the conclusion of an argument is the claim: It is wrong to inflict suffering on animals. For each of

    asked by Dan
  5. Science

    an object of size 3 cm is place 10 cm away from the convex lens find the position nature and size of the images it focal length is 7 cm.

    asked by Tarnan wa.vre
  6. math

    The average marks of 14 students was 71. It was later found that the marks of one of the students has been wrongly entered as 42 instead of 56 and of another as 74 instead of 32. What is the correct average? Average age of seven persons in a group is 30

    asked by kamal
  7. math

    How many of the 2-digit numbers, that can be formed by using the digits 1,2,3,.......,9 without repeating any digit, are divisible by4? If 2 boys and 2 girls are to be arranged in a row so that the girls are not next to each other, how many possible

    asked by sachin
  8. physics

    An object of size 3cm is placed 14cm in front of a concave lens of focal length 21cm calculate position and size of the image?

    asked by Zainab
  9. physics

    filament lamp: cost-80p efficiency-0.2 expected life- 1000 hours compact fluorescent lamp (CFL): cost- £3.00 efficiency-0.8 expected life- 8000 hours A filament lamp with a power rating of 100 w gives 2000 units of light. what power rating would a CFL

    asked by sam
  10. Probabilitie

    A weighted coin is flipped 200 times. Assume that the probability of a head is 0.3 and the probability of a tail is 0.7. Each flip is independent from the other flips. Let X be the total number of heads in the 200 flips. 1. What is the distribution of X ?

    asked by Hhh
  11. English grammar

    After reading the book she kept it in the cupboard underline the verb in the sentence and state its tense

    asked by S.sehran
  12. Physical education

    List 5 possible causes of violence BY players and list possible solutions to the problems (5 marks)

    asked by Trinity
  13. Orgo

    An oxygen-containing compound which shows sharp IR absorption at 2200 cm-1 and 3300 cm-1 is likely to be what type of compound? I picked alkYne, but the answer is alkEne. Please explain!

    asked by chemmy
  14. calculas

    i didnot under stand the question ? need help Gas is escaping a spherical balloon at the rate of 4 cm3 per minute. How fast is the surface area of the balloon shrinking when the radius of the balloon is 24 cm? Given volume of sphere is V = 4/3 πr^3and the

    asked by Anonymous
  15. math

    Susan counted a total of 36 red and green cars in the parking lot. There were 8 times as many red cars as green cars. How many red cars did Susan count.

    asked by TT
  16. math

    A Singaporean has assets of $5 billion.If he spends $10 every second,how long will it take for him to spend all his money

    asked by Jazz
  17. Calculus

    How do you integrate e^(-t/r)?

    asked by Sanaya
  18. math

    A selection test consists of two parts, A and B. 75% of the candidates cleared part A and 60% cleared part B. 20% failed to clear either. What is the % of candidates who cleared one of the parts but failed to clear the other? Pls help me

    asked by sachin
  19. math

    Find the height of a cuboid whose volume is 168 cubic metre and the area of the base is 28 square metre. The length of a reservoir is 2.5m. It's width is 2 m and its height is 4 m. If it is half-filled with water, find the volume of the water in the

    asked by raj
  20. english

    I am still unable to figure out what is wrong with these sentences. The capitalization and punctuation. According to the popular book antiquities that was written in 1877, England began observing this holiday as early as 1446. The festival honored Juno the

    asked by Jennifer
  21. Math

    One-quarter of a bread recipe calls for 2/3 cup of bread flour. How many cups are needed per recipe?

    asked by Lily
  22. Chemistry

    Calculate the molar concentration for each of the following. a)The concentration of a brine solution containing 225 g for pure sodium chloride dissolved in 4.00 L of solution. b)The volume that must be added to 4.2 mol of magnesium chloride to make a 0.045

    asked by Lyn
  23. math

    the total surface area of a cylinder is 440 m square. find the height of cylinder if its radius is 7m.

    asked by Aniket
  24. University

    Chemistry The molar heat capacity of butane under constant pressure Cp=19.4 + 0.233 T J.mol' '.K' . Calculate the quantity of heat needed to increase the temperature from 27"C to 127 ° Cu under1 atm pressure.

    asked by Zahra
  25. math/116

    the function f computes the cost of tuition at a public college doing academic year x . find f(1995)

    asked by kevin jones
  26. math

    store that sells posters charges $ 7 a poster plus a fixed $ 1.50 for shipping and handling. *1*Write a rule c (p) that describes the relationship between the number of posters p and the total cost for the posters (c)? *2*What is the charge for four

    asked by maryam
  27. Art

    when criticizing an artists techincal skills the critic should consider 1)his personal opinion of the artwork 2)the style of the artwork 3) the creativity of the artwork 4) the beauty of the artwork I think it's 1)

    asked by trololololololololol
  28. algebra

    The area of a rectangle is 80ft square two. determine the length and width if the length is 5 times the width. Write the equation and solve.

    asked by jesus
  29. math

    A cubical water tank has edge 5m long. Find the volume of water in the tank if 1/5th of the tank is empty. Write down the equation of the line whose gradient is 3/2 and which passes through P, where P divides the line segment joining A(-2,6) and B(3,-4) in

    asked by reshma
  30. Chemistry

    What is the pressure of 1.78 g of nitrogen gas confined to a volume of .118 L and 25 degrees Celsius?

    asked by Lyndsay
  31. math

    if a go-cart rider is traveling at 12 miles per hour how many hours will it take him to travel 3 miles? round your answer to the nearest hunderths place

    asked by misty
  32. science

    A glass bottle has a volume of 1L and weighs 500g. When half filled with oil, it weighs 1750g. What is the density of the oil in the bottle?

    asked by Karen
  33. Math

    a steel drum has a base with a radius of 2 feet and a height of 4 feet. What is its volume in cubic feet?

    asked by Horun
  34. Maths

    A stone is thrown up at an angle of 30degrees to the horizontal with a speed of 20metres per second from the edge of a cliff 15m above sea level, so that the stone lands in the sea. Find how long the stone is in the air and how far from the base of the

    asked by Viviana
  35. Calculus

    Calculate μ and σ, where σ is the standard deviation, defined by the following. σ^2 = integral between (−∞,∞) (x-μ)^2 p(x) dx The smaller the value of σ the more tightly clustered are the values of the random variable X about the mean μ. p(x)

    asked by Anonymous
  36. P.E/Health

    1. When consuming fats the healthiest choice is foods high in? A. saturated fats B. unsaturated fats * C. trans fat D. cholesterol 2. The body's main energy source should come from what essential nutrient? A. protein B. fat C. carbohydrate*** D. minerals

    asked by Cami
  37. hi

    Hi Ms. Sue happy thanksgiving :)

    asked by goldensparklegirl222
  38. Math

    What is the equation of the parabola with x-intercepts 1 and 3, and that passes through (–1, 16)

    asked by XOXOX
  39. Math

    a steel drum has a base with a radius of 2 feet and a height of 4 feet. What is its volume in cubic feet?

    asked by Horun
  40. Algebra

    The second of three numbers is three times the first. The third is 5 more than the second. if the second is decreased by twice the third number, the result is five? x 3x 3x-2(3X)=5 x= 3/5 ?

    asked by NIck
  41. English

    demise of hip-hop lyrics

    asked by Yasmine
  42. Physics

    Two objects of different masses are joined by a light rod. a) Id the moment of inertia about the center of mas the minimum or maximum and why? b) If the two masses are 3kg and 5kg and the length of the rod is 2m, what are the moments of inertia of the

    asked by Anna
  43. Math

    You are shipping a care package to your sister in college. It costs $0.85 per pound plus a flat-fee of $12 to ship the package. Write and use an algebraic expression to find the total cost of shipping a 7 pound care package.

    asked by BananaBread
  44. Math

    Hi Ms. Sue. My daughter Sam just started multiplication and is having trouble with the problem 2 times 2. Can you explain how to do it so I can help her out?

    asked by Meg
  45. Calculus

    How do you integrate e^(-t/r) dt?

    asked by Sanaya
  46. math

    Jessica buys a lamp that costs $35 and a table that costs $75.00. If the tax rate is 10%, what will be the total cost of the lamp and table?

    asked by Anonymous
  47. social studies

    which provision of the articles of confederation represents one way that the articles stressed the independence of the separate states?

    asked by patty
  48. P.s.176

    Marine practiced her basketball dribbling. After two weeks she had bounced the ball 88 times.on the second try she had 2 fewer bounces than eight times the number of bounces she had on the first try. How many bounces did she have on the second try?

    asked by Shaunte
  49. Pre-Algebra

    1.Write the ratio in the simplest form 45:15 9:3 3:1*** 1:3 4:1 2.Solve the following proportion p/6 =7/8 p=5.25*** p=8 p-10.5 p=42 3.James has a model helicopter. The model is 8 inches long and 7 inches wide. The actual helicopter is 56 inches long. What

    asked by Cami
  50. Physics

    Which needs more energy: to heat 5 kg of copper from 20 degrees celcius to 50 degrees celcius or to heat 0.5 kg of water from 20 degrees celcius to 50 degrees celcius?

    asked by Ann
  51. Physics

    To an order of magnitude, how many helium-filled toy balloons would be required to lift you? Because helium is an irreplaceable resource, develop a theoretical answer rather than an experimental answer. Assume that you have a mass of approximately 70 kg,

    asked by Student who needs help
  52. Critical thinking

    I've seen these questions asked today/yesterday (and answered) but I just wanted someone to check over my answers to see if they make sense. 1. Assume that the conclusion of an argument is the claim: It is wrong to inflict suffering on animals. For each of

    asked by Dan
  53. chem

    make an aqueous solution of 0.176 M copper(II) chloride for an experiment in lab, using a 300 mL volumetric flask. How much solid copper(II) chloride should you add

    asked by Barb
  54. Physics

    an elastic band is stretched a distance of 0.150m by a force of 100.0

    asked by Anonymous
  55. Chemistry

    Why does carbonate have a -2 charge and not -1? Why does phosphate have a -3 charge and not -2 or -1? Why does nitrate have a -1 charge and not -2 or -3? My answer: Based on the Lewis structure, these ions need a certain number of electrons in order to be

    asked by Christina
  56. PHYSICS

    1. Write an expression for a R - state lightwave of angular frequency  and amplitude E0 propagating in the positive x-direction such that at t=0 and x=0 the E-field points in the negative z-direction.

    asked by NOONY
  57. Science

    The man lifted the 15 pound weight 2 feet above his head. How much work was done?

    asked by Hannah
  58. English

    Choose the option that corrects the error in the "quote". If no error exists, choose "No change is necessary." Bill, the foreman of the construction company, is concerned about the safety in the large building. "They have had" three accidents in the past

    asked by Jim
  59. English

    In the Call of the Wild, Buck’s memories and wild yearnings are represented by visions of John*** Spitz The hairy man The man in the red sweater

    asked by Kaai97
  60. English

    Combine these two simple sentences into a complex sentence. Many industrialized nations use the metric system. The United States refuses to adopt it. A. Although many industrialized nations use the metric system, the United States refuses to adopt it. B.

    asked by Jim
  61. PHYSICS

    Given a plane harmonic wave of wavelength , propagating with a speed v in a direction given by the unit vector (i ̂+ j ̂ )/√2 in Cartesian coordinates. Write an expression for the wave function. Here i ̂ ,j ̂,k ̂ are the usual unit basis vectors

    asked by NOONY
  62. PHYSICS

    A plane electromagnetic wave moving through free space has an E- field given by E_x=0; E_y=0; E_z=100 sin[8π×〖10〗^14 (t- x/(3×〖10〗^8 ))]. Calculate the corresponding flux density.

    asked by NOONY
  63. chemistry

    a 10.0 ml sample of a hcl solution is titrated with 32.6 ml of a 0.155 m naoh solution. what is the equation for the neutralization reaction?

    asked by lakeisha
  64. PHYSICS

    Given a planar electromagnetic wave in vacuum whose B-field is denoted by Bx = 0, Bz = 0, B_y = 66.7 × 〖10〗^(-8) sin 4π〖10〗^6 (z-3×〖10〗^8 t) Write an expression for the E-field. What are wavelength, speed and direction of motion of the

    asked by NOONY
  65. Help Math PLZ

    6. George Washington warned that political parties would (1 point) divide the nation. create lively debate.* help the nation. destroy states' rights. 7. Federalists believed in (1 point) free trade. state banks.* a national bank. rule by the people. 8.

    asked by YOLO
  66. English

    In the Call of the Wild, Buck’s memories and wild yearnings are represented by visions of John*** Spitz The hairy man The man in the red sweater

    asked by Kaai97
  67. English

    Choose the sentence that is written in active voice. A. A serious accident was prevented on the highway by Roger's quick thinking. B. Roger's quick thinking prevented a serious accident on the highway. C. A serious accident was prevented on the highway. D.

    asked by Sam
  68. Physics

    for every 10 m you descend below the surface of water, the pressure on you will increase by an amount equal to atmospheric pressure 101kpa. an air bubble in a lake has a volume of 20 mm^3 at a depth of 40m. predict what volume it will have just before

    asked by Gersum
  69. math

    A loan has a due date of December 20. If it is made on September 19, for how many days is the loan?

    asked by Anonymous
  70. technoligy

    1. What column do you put the deposits in when you are balancing your checkbook a=date b=transaction c=debit d=credit 2. when creating a formula for balancing in a checkbook, what do you subtract from the credits? a=debits b=check numbers c=transaction

    asked by Abby
  71. Chemistry

    Rank the following in order of increasing bond polarity: H-F, H-Br, F-F, Na-Cl. Is it this....? F-F, H-Br, H-F, Na-Cl

    asked by Christina
  72. Chemistry

    Why does carbonate have a -2 charge and not -1? Why does phosphate have a -3 charge and not -2 or -1? Why does nitrate have a -1 charge and not -2 or -3? My answer: Based on the Lewis structure, these ions need a certain number of electrons in order to be

    asked by Christina
  73. Calculus

    Calculate μ and σ, where σ is the standard deviation, defined by the following. σ^2 = integral between (−∞,∞) (x-μ)^2 p(x) dx The smaller the value of σ the more tightly clustered are the values of the random variable X about the mean μ. p(x)

    asked by Christina
  74. 7th grade math

    Mike's school bus picks him up from his home. It travels 15 miles north and then travels 8 miles west to reach school. What is the shortest distance between Mike's home and his school?

    asked by canaan
  75. Chemistry

    Anthracene is a yellow, crystalline solid found in coal tar. Complete this structure for anthracene, C14H10, by adding bonds and hydrogen atoms as necessary. What type of hybrid orbitals are utilized by carbon in anthracene? >>sp3 How many σ bonds and π

    asked by Dan
  76. Geometry

    divide a triangle by the three medians. Prove that the area of those 6 sections are congruent.

    asked by Anonymous
  77. College Physics- buoyancy problem

    To an order of magnitude, how many helium-filled toy balloons would be required to lift you? Because helium is an irreplaceable resource, develop a theoretical answer rather than an experimental answer. Assume that you have a mass of approximately 70 kg,

    asked by Dumb Student
  78. Chemistry

    For which element is the gaining of an electron most exothermic? a)Li b)N c)F d)B *explain

    asked by Mark
  79. Federal Income Tax or Tax Law

    If Pauline transfers an asset to Frank and the asset is subject to a liability that is assumed by Frank, how does Frank's assumption of the liability affect the amount realized by Pauline on the transfer? How does Frank's assumption of the liability affect

    asked by Lilly
  80. Chemistry

    1. Which molecule should have the higher dipole moment, and why? a) COF2 because it contains more F atoms. b) COFH because the polar bonds in COF2 nearly cancel each other out. c)COF2 because it contains more lone pairs. >> I think the answer is a)?

    asked by Dan
  81. english

    Is this paragraph correct with the Capitalization and punctuation marks Valentine’s Day is celebrated on February 14, as a romantic festival. People send their sweethearts greeting cards that say “won’t you be my valentine”, Children like to make

    asked by Jennifer
  82. Math

    Solve the following system of equations by graphing. If the system is inconsistent or the equations are dependent, say so 5x-2y=3 10x-4y=6 I know the equations are dependent but I am confused on what is the solution set I'm thinking its (10x-4y=6) but I'm

    asked by Lataya
  83. College physics

    a person drives northward (90 degrees) at 15m/s in a truck that weighs 2500kg. a second person driving a car that weighs 1600 kg drives southwest (225 degrees) at 16 m/s. They have a perfectly inelastic collision. What is the direction and speed of the two

    asked by ben
  84. Math

    The 1st term of a geometric sequence is 25 and the 6th term is -1/125. What is the 3rd term?

    asked by Melissa
  85. probability

    You have a bag with 3 red, 3 white, and 2 blue balls in it. You draw three balls without replacement. What is the probability that the 3rd ball chosen is blue?

    asked by Anonymous
  86. Math

    Evaluate the series 12.1 + 13 +13.9 +...+ 32.8.

    asked by Melissa
  87. Math

    How many times does 24 go into 150

    asked by Anonymous
  88. Math

    Find the sum of the first five terms of a geometric series with g1 = -16, g5 = -38,316, and r = 7.

    asked by Melissa
  89. Math

    How many arrays are there for modeling a rectangular quilt with 24 paper squares?

    asked by Anonymous
  90. math

    Consider two types of nonlinear equations. What unique quality does each possess and how does that quality cause the graph's unique shape? Name two unique examples of these shapes in real-world situations would someone please let me know what they get for

    asked by Abby
  91. scenice

    A woman gives birth to a son. What is the probability that her second child will be a girl? (1 point) 0 percent 25 percent 50 percent 100 percent

    asked by noura
  92. Biology

    What can you say about the amount of hydrogen ions relative to the amount of hydroxide ions in a solution that has a pH of 2?

    asked by Malcolm
  93. Chemistry

    The reaction 2H2S(g)⇌2H2(g)+S2(g) Kc=1.67×10−7 at 800∘C is carried out with the following initial concentrations: [H2S] = 0.300 M , [H2] =0.300 M , and [S2] = 0.00 M. Find the equilibrium concentration of [S2].

    asked by hoooo
  94. Physics IB

    A speeder passes a parked police car at a constant speed of 27.3 m/s. At that instant, the police car starts from rest with a uniform acceleration of 2.55 m/s2 . a) How much time passes before the speeder is overtaken by the police car? b) How far does the

    asked by Isabel Delaney
  95. Science

    A rocket with mass 20000kg is launched straight upwards. the rocket experience an average drag force ( air resistance ) of 15000 N. What thrust force will be necessary for the rocket to maintain an acceleration of 4.5m/s square upwards?

    asked by Ralphkim
  96. math

    a trapezoid has an area of 36 meters squared and altitude of 2 meters. its two bases in meters have ratio of 4:5 the bases are ___.

    asked by aira
  97. physics

    A(n) 2165.7 kg car is coasting along a level road at 35.5 m/s. A constant braking force is applied, such that the car is stopped in a distance of 52.7 m. What is the magnitude of the braking force? Answer in units of N.

    asked by Saykar
  98. Ps 327x math

    A spherical tank has a radius of 60 centimeter. Find the maximum volume of water the tank can hold.

    asked by Tyrell
  99. statistics

    In a recent​ season, the population standard deviation of the yards per carry for all running backs was 1.241.24. The yards per carry of 25 randomly selected running backs are shown below. Assume the yards per carry are normally distributed. 1.81.8

    asked by tanya
  100. chemistry

    Sketch the phase diagram of argon, Ar, from the following information: Normal melting point = –187°C Normal boiling point = ‒186°C Triple point = ‒189°C, 0.68 atm Critical point = ‒122°C, 48 atm Label the triple point, critical point and each

    asked by elan
  101. science

    As the moon revolves around the Earth, it also rotates on its axis. Why is it that the the same side of the moon is always visible from Earth?

    asked by Lakshmi
  102. English

    1.Which of the following sentences is punctuated correctly ? A.Zeus , the king of the gods , is father of Athena*** B.Zeus the king of the gods , is father of Athena C.Zeus, the king of the gods is father to Athena D.Zeus the king of the gods is father ,

    asked by GummyBears
  103. math

    A researcher uses analysis of variance to test for mean differences among three treatments with a sample of n = 12 in each treatment. The F-ratio for this analysis would have what df values?

    asked by k
  104. Math

    • At Sanford Brown Online, 70% of the students are men and 30% of the students are women. • If the average age of the men is 35, and the average age of the women is 45, what is the average age of all of the students?

    asked by Anonymous
  105. math

    How many pounds of mixed nuts selling for $4.50 a pound should be mixed with 20 lbs of dried fruit selling for $5.50 a pound to obtain a trail mix that sells for $5 a pound?

    asked by Anonymous
  106. Math

    Rewrite these numbers from least to greatest 2/3 0 -3/2 -9/8 8/7

    asked by Jade Pustam
  107. physics

    What is the difference in blood pressure (mm-Hg) between the bottom of the feet and the top of the head of a 1.57-m-tall person standing vertically? 1 mm-Hg = 133 N/m2. The density of blood is 1050 kg/m3.

    asked by arshi
  108. economics

    Entrepreneurs in the shoeshine stand business earn 11000 a year Joe pays the rent of 500 a year and his total revenue is 16000 a year.he borrowed 600 at 20 percent a year to buy equipment.at the end of the year Joe offered 400 for his business and all his

    asked by Louis
  109. Math

    If an adult male is told that his height is within two standard deviation of the means of the normal distribution of height of adult males, what can we assume?

    asked by Anonymous
  110. Math

    In a normal distribution, approximately what percentage of data items fall within one standard deviation of the mean(in both directions)?

    asked by Anonymous
  111. Pre-Algebra

    A ball is thrown straight up at 46 feet per second from about 6 feet above the ground. How long will it take for the ball to reach a height of 39 feet?

    asked by John
  112. math

    A 26-ft ladder leans against a building so that the angle between the ground and the ladder is 75∘.

    asked by vicke
  113. allied school

    glady swan slipped from a sidewalk curb and twisted her right ankle. because of the severe pain cpt codes icd 9 codes icd codes

    asked by ron
  114. Physics 1100

    In a tug of war, two teams pull on opposite ends of a rope, attempting to pull the other team across a dividing line. Team A accelerates toward team B at the rate of 0.106 m/s2. Find all the horizontal forces acting on each team if the weight of each team

    asked by Tess
  115. Moorpark

    Determine the concentration of NO3- in each of the following aqueous solutions. (Assume complete dissociation of each compound.) 0.30 M KNO3, 0.30 M Ca(NO3)2, 0.30 M Cr(NO3)3

    asked by Nicole
  116. math

    Which of the below data sets has the lowest standard deviation? You do not need to calculate the exact standard deviations to answer this question. 0, 1, 2, 3, 4, 5, 6 0, 25, 50, 100, 125, 150, 1000 0, 1, 3, 3, 3, 5, 6 0, 0, 0, 100, 200, 200, 200

    asked by vicke
  117. language arts

    What is evidence preview for a paper include? I have a very picky teacher and I've tried everything

    asked by rian
  118. Christopher Columbus vs. First man in Space

    What are some comparisons and contrasts of Christopher Columbus and the first man in space?

    asked by Aelia T.123