Questions Asked on
January 21, 2012

  1. physics

    What is a covalent bond?what type of substance form covalent bonds?

    asked by keria
  2. Chemistry

    heptane and water do not mix, and heptane has a lower density (0.684g/mL) than water (1.00g/mL). A 100mL graduate cylinder with an inside diameter of 3.10 cm contains 39.90g of heptane and 34.00g of water. What is the combined height of the two liquid

    asked by Tiffany
  3. accounting

    The Seattle Company allocates overhead based on a predetermined overhead rate of $8.00 per direct labor hour. Job b 689 required 6 tons of direct material at a cost of $900.00 per ton and took employees who earn $15.00 per hour a total of 90 hours to

    asked by chunky
  4. literature:opinion

    Do you agree with this statement by Jonas Salk, known for the polio vaccination. He believe risks always pay off. What about you? Do you agree?

    asked by im_a_h8r_n_luvin_it
  5. greek philosophy and history

    3 Questions 1) Will you explain dome of Anaxagoras teachings and theories on science? 2) Why was Plato dissatisfied and what caused him to leave Athens? 3) What made Thucydides’ writing different from others, specifically concerning the Peloponnesian

    asked by im_a_h8r_n_luvin_it(only hate certain people)
  6. science

    first word in an organisms name: bacteria, classification, domain, genus, protists, or species? which would you say?

    asked by im_a_h8r_n_luvin_it(only hate certain people)
  7. Straight Lines

    With oblique coordinates find the tangent of the angle between the straight lines y = mx + c my + x = d

    asked by Kewal
  8. Straight Lines

    If y = xtan(11π/24) and y = xtan(19π/24) represents two straight lines at right angles, prove that the angle between the axis is π/4.

    asked by Kewal
  9. Straight Lines

    Prove that the equation to a straight line which passes through the point (h,k) and is perpendicular to the axis of x is x + ycosΘ = h + kcosΘ

    asked by Kewal
  10. Straight Lines

    Find the equation to the sides and diagonals of a regular hexagon, two of its sides, which meet in a corner, being the axis of coordinates.

    asked by Kewal
  11. Straight Lines

    From each corner of a parallelogram a perpendicular is drawn upon the diagonal which does not pass through that corner and these are produced to form another parallelogram, show that its diagonals are perpendicular to the sides of the first parallelogram

    asked by Kewal
  12. greek philosophy and history

    How are Aristotle's teachings related to the scientific method used by scientists today?

    asked by im_a_h8r_n_luvin_it(only hate certain people)
  13. Calculus 12

    Simple query. plz tell me in brief. How will u slove this -3 log 3 + log 2 + 2 log 4 Plz explain

    asked by Akash
  14. Chemistry

    Please help me with question #2: How do you determine if there is a linear relationship between NaCO3 used and CO2 produced?Discuss your results in terms of moles. Thank you!! Question #1 : 1. Record the amount of CO2 produced versus the amount of Na2CO3

    asked by Anonymous
  15. mathematics

    Timothy had a total of 238 blue and red marbles. He gave 3/7 of the blue marbles and 5/8 of the red marbles away. Altogether, Timothy gave away 124 marbles.How many red marbles did Timothy give away? (Skill: Equations)

    asked by widyan
  16. criminal justice

    The job profile of correctional officers includes security and inmate accountability. They are responsible for preventing disturbances, physical attacks, and escapes by the prisoners or inmates. The job profile of correctional officers can make them both

    asked by sharday
  17. criminal justice

    The study of why certain people are victims of crime is known as victimology. It also includes the study of how lifestyle makes certain people more susceptible to be victims. Author Susan Sontag wrote the following quotation on victims: “Victims suggest

    asked by sharday
  18. Math, Quadratics

    Adam has a hockey rink in his backyard. The current dimensions are 10m by 20m. Adam wants to have a hockey tournament and needs to double the area of his hockey rink. How much must Adam increase each dimension if he wants to increase them the same amount?

    asked by Kelly
  19. Math, Quadratics

    Farmer John is building a pen to keep his pig in. John has 40m of fencing. He will only need to make 3 sides to the pen because the 4th side will be along a barn. If John wants the maximum area what should the side lengths of the pen be?

    asked by Kelly
  20. chemistry

    Is this correct? A 0.1471 g sample of a compound containing C, H, and F was burned to produce 0.1960 g CO2 and 0.08024 g H2O. If the molar mass of the compound was determined to be approximately 66.05 g/mol, what is its molecular formula? My answer is:

    asked by mark
  21. Economics

    1. A firm in a perfectly competitive market invents a new method of production that lowers its marginal costs. What happens to its output? What happens to the price it charges? a. The firm has an employee who threatens to tell all other firms in the

    asked by MAriah
  22. math

    a(x)= x(cubed)-5x(squared) + 7x + 3 is divided by b(x) = x - 2

    asked by Palesa
  23. Science

    If the variation in g between one's head and feet is to be less then 1/100 g, then, compared to one's height ,what should be the minimum radius of the space habitat?

    asked by Jjong
  24. algebra

    Machine A produces nails at a uniform rate of 60 every 20 seconds and machine B produces them at 50 every 10 seconds. If the two machines run simultaneously, how many seconds would it take to produce a total of 400 nails?

    asked by Anonymous
  25. chemistry

    I got C_4 H_3 O_8 for this question but I'd like someone to check my answer, please. A 1.012 g sample of a compound containing C, H, and O was burned to produce 2.145 g CO2 and 0.3293 g H2O. Calculate the empirical formula of the compound

    asked by mark
  26. Mathematics

    The 10th term of an arithmetic sequence 17 and the16th is 44,find the first three terms in the sequence

    asked by Tenacious
  27. computer programming

    : Create a program like KBC game show where program ask user 3 different question one after another and the user should answer them. If the answer are correct then pop up the message as “you got the right answer” and must ask user does he/she wants to

    asked by ravi
  28. Chemistry

    How do you calculate stoichiometric equivalence using moles of Na2CO2 used vs. moles of CO2 produced, as plotted on a chart?

    asked by Anonymous
  29. math

    log162

    asked by antony
  30. Business And Finance Mathematics

    Total current assests(CA)$20,000 Accounts receivable(AR) $10,000 Current Liabilities(CL) $11,000 Inventory(INV) $4,000 Net sales $30,000 Total assests $25,000 Net income $5,000 1. Calculate current ratio. A. 1.82 B. 1.80 C. 1.28 D .182 2.Calculate acid

    asked by V
  31. Math

    Hi i need help for calcul: ( 1/2 ( -1 + i√3 )) ^3 and ( 1/2 ( -1 - i√3 )) ^3 thanks for your help

    asked by Sébastien
  32. ENG102

    Hello, I am doing a Sentence outline for Engish102 and I just need to know if I am on the right track with this, it is a little confusing for me, so any feedback would be great. Thesis Statement: The research and effects that links cyber bullying with

    asked by Jazmyne
  33. math limit

    A girl enrolling in typing class type 60(x+1)/x+9 words per minute after x weeks of lesson. Determine the maximum possible number of words the girl can type as time passes

    asked by Abdela said yimer
  34. ENG102

    So, I went in and change the sentence is this better? Thesis Statement: Computers and cell phones have made cyber-bullying easy to hurt others and the effects it has not only on students, but also with teachers, parents and caregivers.

    asked by Jazmyne
  35. english

    whats wrong in this sentence. "Ali said that he had worked hard all day, that he was tired and that he will go to bed early."

    asked by azeem
  36. Social Studies

    The Panama Canal connects what 2 bodies of water? Different answers are showing up on Google.

    asked by Jaycee
  37. info literacy

    what is the publisher and the number of pages for Ellison's 2002 edition of Invisible Man.

    asked by jason
  38. Math

    An aqaurium is 80cm long, 40cm wide, and 40cm high. What is its volume? I got 128,000cm3 One cubic centimeter (cm3) holds 1 milliliter of water. 1,000 cm3 hold 1 liter. How many mL will the tank in problem 6 hold? How many liters?

    asked by Jaycee
  39. physics

    What is anionic bond?what type of substance.form ionic bond?

    asked by keria
  40. Math

    There's a rectangular prism. the length is 7.4 the width is 3.7 the height is 2 What's the volume? I got 54.76

    asked by Jaycee
  41. Math

    6.An aqaurium is 80cm long, 40cm wide, and 40cm high. What is its volume? I got 128,000cm3 One cubic centimeter (cm3) holds 1 milliliter of water. 1,000 cm3 hold 1 liter. How many mL will the tank in problem 6 hold? How many liters? How do I find out how

    asked by Jaycee
  42. physics

    What are the 3 primary subatomic particular? What is the charge on each? where in the atom is each particle located?

    asked by keria
  43. Literature & Writing

    In Bless Me, Ultima I have some questions about the scenes where Antonio talk with Florence about sin and God in chapter 17. The page numbers are in the 190s in the small book or early 200s in the bigger book. I lots of ideas, but it's nice to have

    asked by Joel
  44. math

    solve y=3sin(4pi2+pi/2)+7

    asked by Lynne
  45. Physics Please Help

    Two forces, F1 and F2, act on the 5.00 kg block shown in the drawing. The magnitudes of the forces are F1 = 69.0 N and F2 = 24.5 N. What is the horizontal acceleration (magnitude and direction) of the block? F1 is pointing at the top left corner of the box

    asked by Nilan
  46. Math (PLEASE HELP)

    2x-3y=-2 -2y+3x=12 ~Explanation too, please! I really need help! Please and thanks!

    asked by Izzy
  47. Algebra 1

    1. What is the domain of the function {(18,34),(22,64),(94,36),(11,18),(91,45)}? 8.what is the equation of the line that includes the point (4,-3) and has a slope of -2? 12.what is the solution to the following system of equations? Y=2x-4 y=x 15.which

    asked by Elyon
  48. physics

    What is the difference between a molecule & a compound

    asked by keria
  49. College Chemistry

    What is the molecular shape of ethylene (C2H4)? And what is the number of electrons that the carbons share between them?

    asked by Anonymous
  50. Algebra 1

    23.what is the slope of a line parallel to a line represented by the equation x=2y-3? 19.what is the solution to the following system of equation? Y=4x-8 Y=2x 16.which graph below shows the function f(x)=-3x-1? 12.what is the solution to the following

    asked by Elyon
  51. arithmetic

    The nth term of the sequence 4,11,18,...is167 find n

    asked by Martin
  52. Math

    What is the preimeter of a 54 foot pizza?

    asked by Anonymous
  53. physics

    A ball mass 500g rolls at a velocity of 2m/s and hits another ball of mass 250g 1.What is the velocity of a small ball if the bigger ball immediately stops after collision? 2.What is the velocity of the bigger ball if it rolls in the same direction with

    asked by lufuno nemugumoni
  54. PHYSICS

    An athlete swings a ball, connected to the end of a chain, in a horizontal circle. The athlete is able to rotate the ball at the rate of 7.80 rev/s when the length of the chain is 0.600 m. When he increases the length to 0.900 m, he is able to rotate the

    asked by Blanca
  55. Arithmetic

    Given the sequence Tq=-7+3(q+4) find T4,and x if Tx=50.

    asked by Martin
  56. General Chemistry

    Can a Van Der Waal force change the shape of a molecule?

    asked by Anonymous
  57. arithmetic

    The first three terms in an arithmetic are given by x,4x+5 and 10x-5.find the value of x.

    asked by Vivian
  58. math

    A customer uses a $20 bill at a self check-out register to pay for products totaling $14.50. The customer is concerned they did not receive the proper change. How much money should they have received back from the automated register?

    asked by raquee
  59. Chemistry

    A 0.7381 g sample of a compound containing C, H, and F was burned to produce 0.6368 g CO2 and 0.1303 g H2O. Calculate the empirical formula of the compound. Do I have to take in account the O atoms?

    asked by Kyle
  60. Alchemy

    Do odd electrons make a weak or strong repulsion axis?

    asked by Anonymous
  61. math

    Hydra are small freshwater animals. They can double in number every two days in a laboratory tank. Suppose one tank has an initial population of 60 hydra. When will there be more than 5000 hydra? How can a table help you identify a pattern? What function

    asked by Jane
  62. GA perimeter

    What is the specific heat of a metal if 7.74 x 103 J of energy is required to warm a 75.0 g sample of the metal from 10 °C to 125 °C?

    asked by Anonymous
  63. physics

    Who developed modern periodic table? Descibe particle arrangements & movement for each phase of matter. (Thank you for helping me)

    asked by keria
  64. Physics

    Can a hydrogen bond affect a molecule's shape?

    asked by Anonymous
  65. greek philosophy and history

    Who thought that the governments should be headed by philosopher kings? Alexander the Great, Plato, Aristophanes, or Jason? Which was it?

    asked by h8er_for_h8er
  66. Geometry

    Without using a calculator compare the values of tan60 and tan70. Explain your reasoning.

    asked by Anonymous
  67. greek philosophy and history

    Who was the father of h istory?

    asked by h8er_for_h8er
  68. algebra

    i posted a question. Where do I find the answer?

    asked by Sharon
  69. greek philosophy and history

    This first historian was the author of the "History of the Peloponnesian War": a. Herodotus c. Thucydides b. Plato d. Socrates

    asked by h8er_for_h8er
  70. greek philosophy and history

    Who among the Greek philosophers would be the most influential until modern times? a. Socrates c. Herodotus b. Plato d. Aristotle

    asked by h8er_for_h8er
  71. greek philosophy and history

    They believed that the human mind could understand everything: a. Epicureans c. Stoics b. Sophists d. philosophers

    asked by h8er_for_h8er
  72. Grammar

    1. An argument between her boyfriend and her / she resulted in the latest injury. 2.Mrs. Smith is a patient who / whom I have not seen for 3 years. 3.One of the injection sites on the upper arm seem / seems inflamed. 4.He did not know who / whom / whomever

    asked by Cindy
  73. Financial Accounting

    I am trying to get this done asap because it is an online assignment and the web site is down for today. I will share my own answers if you all will provide feedback on them. Any guidance on these topics would be much appreciated: Indicate whether each

    asked by Franklin (Due Monday)
  74. greek philosophy and history

    Why did Socrates disagree with the Sophists?

    asked by h8er_for_h8er
  75. greek philosophy and history

    Aristotle taught his students to follow the a. Golden Rule c. golden mean b. Golden Fleece d. none of these

    asked by h8er_for_h8er
  76. Algebra

    What are two points for the solution 12x+14y=70 ?

    asked by Ashley
  77. greek philosophy and history

    Did Socrates teach that absolute right and wrong DID exist. Did he teach consequence for the ones who wronged?

    asked by h8er_for_h8er
  78. biology

    A dominant gene A produces wire-haired texture in dogs. Its recessive aamllele a produced smooth hair. Cross the heterozygous wire-haired dog with homozygous smooth-haired dog. List the genotype and phenotype ratios of all the possible offspring.

    asked by Marissa
  79. Physics

    When a parachute opens, the air exerts a large drag force on it.This upward force is initially greater than the weight of the skydiver and, thus, slows him down. Suppose the weight of the skydiver is 956 N and the dragforce has a magnitude of 1005 N. The

    asked by Sejul
  80. Calculus 1

    find an expression for a cubic function f if f(1)=6 and f(-1)=f(0)=f(2)=0

    asked by Lorena
  81. algebra 2 trig

    express the product of (2/3x^2-1/2x) and (12x+4/5) as a trinomial

    asked by ally
  82. English

    I am doing a university application form where I am asked questions it asks: *Why are you interested in this program? (100 words or less) I applied for Biological Sciences-Major Human Biology. My question is, would it be ok if I talked about the major

    asked by Anita
  83. chemistry

    why is a lid used in a chromatography experiment, and why do the colours travel different distances up the paper?

    asked by Anonymous
  84. PHYSICS

    If a cart is released from rest at a 10 meter incline and takes 28 seconds to travel down this incline. 1. Calculate the average speed of the cart? 2. calculate the instantaneous velocity of the cart at the end of the 10 meters(this value should be twice

    asked by GRISSELL
  85. PHYSICS

    If a cart is released from rest at a 10 meter incline and takes 28 seconds to travel down this incline. 1. Calculate the average speed of the cart? 2. calculate the instantaneous velocity of the cart at the end of the 10 meters(this value should be twice

    asked by GRISSELL
  86. College Chemistry

    Do odd electrons make a weak or strong repulsion axis?

    asked by Anonymous
  87. different one Financial Accounting

    For each transaction, indicate whether the related account would be classified as an (a) asset (b) liability (c) stockholders' equity to be reported in the balance sheet (d) revenue (e) expense to be reported in the income statement (f) dividend to be

    asked by Franklin (Due Monday)
  88. chemisrty

    Q6) A 10 L container contains a mixture of 0.8 g of He and 8 g of Ar at 0 oC. a) (1 pt) Calculate the total pressure of the gas mixture. b) (1 pt) Calculate the partial pressure of each gas in the gas mixture. c) (1 pt) If the initial total pressure of the

    asked by lyan
  89. Physics

    A stone is launched straight up by a slingshot. Its initial speed is 18.8 m/s and the stone is 1.30 m above the ground when launched. How much time elapses before the stone hits the ground

    asked by Anonymous
  90. Trigonometry

    The tires on a car have radius 14 inches. Find the angular speed of the car tire in revolutions per second when it is traveling 70 mph. Find the angular speed at 80 mph. The tires on a car are 15 inches. Find the linear speed of the car when the tires are

    asked by Will
  91. physics

    How do you measure the volume of? A) A liquid? B) A regular shaped Solid ? C) An irregular shaped solid? State where each of the following is a chemical or physical change. A) A match burned. B) Ice cream melts. C) Acid dissolves metal producing H2. D)

    asked by keria
  92. math question

    solve using additin and multiplication principle 6+8x

    asked by DJ
  93. Science

    An experiment always starts with: data collection or theory or group selection or randomization. I have you ask a question then do background research....so does that mean the answer to the question would be data collection? Sorry

    asked by Sue
  94. literature

    To write a biography about somebody do you have to have their permission?

    asked by h8er_for_h8er
  95. Physics

    A water hose 1.42 cm in diameter is used to fill a 19.5 L bucket. If it takes 1.37 min to fill the bucket, what is the speed at which the water leaves the hose? One liter is equal to 1000 cm3 .

    asked by Samantha George
  96. statistics

    about 13% of the population is nervous around strangers. If 2 people are randomally seclected, what is the probability that both are nervous around strangers?

    asked by jb
  97. please read

    My, My, My My, My, My The World running by Way too fast fo your eye Could we slow it down Just to say goodbye Or am I even justified because of all the lies Could we slow it down Or will we just die My, My, My I will miss my life as the days go by And yet,

    asked by h8er_for_h8er
  98. Math Question

    could some help me with this problem Solve and steps -0.5x < -15

    asked by DJ
  99. Physics

    Three point charges have equal magnitudes, two being positive and one negative. These charges are fixed to the corners of an equilateral triangle, as the drawing shows. The magnitude of each of the charges is 4.0 µC, and the lengths of the sides of the

    asked by Junior
  100. Physics

    Three point charges have equal magnitudes, two being positive and one negative. These charges are fixed to the corners of an equilateral triangle, as the drawing shows. The magnitude of each of the charges is 4.0 µC, and the lengths of the sides of the

    asked by Junior
  101. Physics

    Two forces, F1 and F2, act on the 5.00 kg block shown in the drawing. The magnitudes of the forces are F1 = 69.0 N and F2 = 24.5 N. What is the horizontal acceleration (magnitude and direction) of the block? F1 is pointing at the top left corner of the box

    asked by Nilan
  102. chemistry

    one edge of a cube is measured and found to be 2.162 cm. An atom of copper is 0.2560 nm in diameter. how many atoms of copper are contained in the cube.

    asked by kylie
  103. literature

    What is the study of anthropology?

    asked by h8er_for_h8er
  104. Trig

    Find the speed in both radians per second and degrees per second for the hour hand, the minute hand, and the second hand on a clock.

    asked by Al B.
  105. Math

    There are 10 sailboats in the harbor. Some of the boats have 2 sail & some of boats have 3 sails. If there are 24 sails visible on all of the boats, how many boats have 3 sails & how many boats have 2 sails?

    asked by Sasha
  106. Physics

    Two iron spheres each have a volume of 10 cm^3 and a mass of 78g. How many electrons must be placed on each sphere so that the electrostatic force of repulsion between them just balances the force of gravitational attraction? Assume the distance between

    asked by Alex
  107. english

    What is the one thing Countee Cullens finds to be God’s strangest “mistake”? a.)creating a black poet b.)making moles blind c.)that people must all die d.)that the Greek king Tantalus must be punished for all eternity

    asked by Lexi
  108. Research paper(economics)

    How do you find how Ebay is doing economically, like an economic overview.

    asked by Yoona
  109. MATH PROBLEM

    COULD I GET HELP SOLVING THIS PROBLEM USING THE DISTRIBUTIVE PROPERTY 5(W-5)= 10 W =

    asked by DJ
  110. literature

    What does negroism mean?

    asked by h8er_for_h8er
  111. Physics please help

    A duck has a mass of 2.8 kg. As the duck paddles, a force of 0.05 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.15 N in a direction of 60° south of east. When these forces begin to act, the velocity of the

    asked by Sushmitha
  112. literature

    What does chemise mean? In my book it says: "He pulled up her chemise, kissing her every place that was uncovered." what does chemise mean?

    asked by h8er_for_h8er
  113. math

    Does anybody understans this? You have been assigned a task of estimating the cost of a tree removal. The cost is $25 per foot, up to 50 feet; above that, the cost increases to $50 per foot. You drop the kids off at the swimming pool and see some of your

    asked by Anthony
  114. math

    Sara bought a tomato plant for her garden. initially it is 5 centimetres tall, and it grows at a rate of 3 centimetres per week Write an equation

    asked by drake
  115. Math

    How can one solve this equation for t with decimals? Y = 1.3 + 18.8 t - (g/2) t^2 = 0 (Assume g = 9.8 m/s^2, the value on Earth)

    asked by Anonymous
  116. geography

    1. The mouth of the Parana River is located in Argentina. In what country can its source be found? Brazil 2. In what ocean do 20 degrees S latitude and 80 degrees E longitude intersect? The Indian Ocean 3. Land formed by soil deposited at the mouth of a

    asked by Reed
  117. just asking

    does anyone know any other homework help sites??? i need to change to a different site and don't know any others. my mom said ask on here

    asked by h8er_for_h8er
  118. math problem

    haveing problem solving 8x -(6x+7)= -3 The solution is x =

    asked by DJ
  119. chemistry

    If 50.0 g of Ba(CN)2 reacts to produce 12.9 g of HCN, what is the percent yield?

    asked by David
  120. Research paper(economics)

    how many Parks and Resorts does Disney have? It's for an economic projects. thank you

    asked by Yoona
  121. Literacy

    Which Boolean operator limits your search so that each term input must be in the same document

    asked by Martha
  122. Physics

    An explorer is caught in a whiteout (in which the snowfall is so thick that the ground cannot be distinguished from the sky) while returning to base camp. He was supposed to travel due north for 5.7 km, but when the snow clears, he discovers that he

    asked by Brett
  123. maths

    A storage tank is in the shape of a right circular cylinder that has a diameter of 20 inches and a height of 3yards. if oil costs $2 per cubic foot, what does it cost to fill the storage tank oil?

    asked by Anonymous ii
  124. english

    what are some examples of ethos that Frederick Douglass usedd in his narrative book? thank you!

    asked by Sara123
  125. English

    I urgently need to know where I can get a sort of dictionary of terms on microbiology. 1) I need to translate technical terms from Italian into English used to describe the results of a microbiological analysis conducted on water. 2) In addition, I need to

    asked by Henry2
  126. Chemistry

    1) Consider the formation of sulfur trioxide according to the reaction: 2 SO2(g) + O2(g) -> 2 SO3(g) delta H = -198 How much heat is evolved in the formation of 750 grams of SO3? So I did 193 X (750/2*80.0642) = 904. The answer choices given are 10.6, 928,

    asked by Hannah
  127. Chemistry

    A cup of teat containing 400g of liquid at 20 degrees celsius was heated. If 58.5 kj of heat was absorbed by the tea, what would the final temperature be? Assume that the specific heat of the tea is the same as that of water (4.18). I am not sure how to

    asked by Hannah
  128. trig

    5pi/7 what quadrant is it in???

    asked by Jen
  129. Sequence and series

    If {gn} is a geometric sequenc with gn > 0 for all n is an element of natural number,then prove that {ln gn} is an arthnetic sequence

    asked by Abdela said yimer
  130. Physics

    At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465 km/h at time 7.12 s. For this time interval, find (a) the x and y components of the plane’s average acceleration and (b) the

    asked by MOMO
  131. math sequence and series

    Find the sum of all 3 digit whole numbers that are divisible by 13.

    asked by Abdela said yimer
  132. Math Problem

    how is it to solve for the indicated leter L = 7F, FOR f

    asked by DJ
  133. Algebra 2

    What is the sum of a geometric series with first term a1= 2, a common ratio r of 2 and the number of terms, n, equal to 4.

    asked by Embraced
  134. english

    How would you write this in your own words , "An articulated philosophy that addresses the needs of children, families, educators and the community" ?

    asked by purple01
  135. ALG 2

    Write (x+ y) ^4 in expanded form.

    asked by Embraced
  136. ALG 2

    FInd the 5th term of (x2y)^10

    asked by Embraced
  137. math sequence and series

    In an arthmetic sequence, the fourth term is 84 and the tenth term is 60. Find the maximum possible partial sum.

    asked by Abdela said yimer
  138. social studies 9

    Why do aboriginal people believe they are native to Canada? plezzzz help me i don't no what the answer is

    asked by amy
  139. social studies 9

    Are all First nations people the same? i don't no but i don't think tey were

    asked by amy
  140. math

    1)Which values of x are in the solution set y=3x-1 y=x^2-5x+6 2)6ab (radical8b)-3a radical(32b^3)+9ab (radical5b) 3) write in simplest form (2/x+4/y)/(4x/y-y/x) 4)solve for all values of x 8x^3+4x^2-18x-9 5)abs(4x+6)-4x=-10 6) simplify 4x^-5y7

    asked by ally
  141. Geometry

    What is the equation of the circle with center (2, –5) that passes through the point (–2, 10)? (x – 2)2 + (y – (–5))2 = 25 (x – (–2))2 + (y – 10)2 = 241 (x – 2)2 + (y – (–5))2 = 241 (x – (–2))2 + (y – 10)2 = 25

    asked by Ash
  142. Psycology

    Behavior is ________ while mental processes are ________.

    asked by Anonymous
  143. Geometry

    Find the similarity ratio of a cube with a volume 512 m3 to a cube with volume 3,375 m3. 8 : 15 64 : 225 15 : 8 225 : 64

    asked by Ash
  144. Geometry

    The volume of a sphere is 2,098pi m3. What is the surface area of the sphere to the nearest tenth? 1,700 m2 146.2 m2 850 m2 26,364 m2

    asked by Ash
  145. Trig

    what quadrant is this in and please explain... sin theta < 0, cos theta > 0

    asked by Jen
  146. physics simple harmonic motion

    When tuning a piano, a musical play a note that should be at 110 Hz while at the same tapping 110 Hz tuning fork and holding it next to the string. He hears beats at 4 Hz. (A) state and explain what frequencies the piano could be producing (b) explain how

    asked by Abdela said yimer
  147. physics

    In the Daytona 500 auto race, a Ford Thunderbird and a Mercedes Benz are moving side by side down a straight-away at 66.5 m/s. The driver of the Thunderbird realizes that she must make a pit stop, and she smoothly slows to a stop over a distance of 250 m.

    asked by sarah
  148. trig

    Please explain to me how to get this -- what quadrant tan theta < 0, sin theta < 0 is in.

    asked by Jen
  149. math sequence

    A ball is droped from a height of 16 m on each bounce, it rebounds 0.5 of the distance it fell how far has the ball traveled. When it hits the ground for the fifth term?

    asked by Abdela said yimer
  150. Chemistry

    2)Which of the following equations represents a reaction for which the delta H can be called a standard enthalpy of formation, delta Hf? a) FeO(s) + CO2(g) -> FeCO3(s) b) 1/2 N2(g) + 2 O(g) -> NO2(g) c) 2 Na(s) + Cl2(g) -> 2 NaCl(s) d) Ba(s) + N2(g) + 3

    asked by Hannah
  151. Finance math

    If $100 is invested at 6% compunded A - annually B - quarterly C - monthly what is the amount after 4 years? How much interest is earned?

    asked by Tina
  152. chemistry

    What are the easiest ways to visualize the shape of molecules with ionic bonds?

    asked by Anonymous
  153. math sequence

    For any pair of non negative integers a and b, show that the arthmetic mean between a and b is greater than or equal to the geometric mean bdtween them.

    asked by Abdela said yimer
  154. Psychology

    A distribution has a standard deviation of _ _ 12. Find the z-score for each of the following locations in the distribution. a. Above the mean by 3 points. b. Above the mean by 12 points. c. Below the mean by 24 points. d. Below the mean by 18 points.

    asked by Sharon
  155. Civics

    Which is NOT a responsibility of the Department of Agriculture? 1. The opening of foreign markets to U.S. agricultural products 2. To oversee federal anti-hunger programs =3. The designation of lands for private and public use 4. Support for farmers with

    asked by Help
  156. Math

    Hydra are small freshwater animals. They can double in number every two days in a laboratory tank. Suppose one tank has an initial population of 60 hydra. When will there be more than 5000 hydra? How can a table help you identify a pattern? What function

    asked by Jane
  157. copm 170 english grammar

    an instructional guide on the writing process for the future choose an effectiv formar for your job aid

    asked by helping hand
  158. science fair

    Does multitasking help a person or mess up all tasks?(referring to human reaction) is there any way to make this topic more complex and difficult?

    asked by sandy
  159. chemistry

    Calculate the number of moles in 35.7 grams of Na3PO3

    asked by Megan
  160. Pmath sequence

    How mamy geometric means are needed bdtween 2 and 1458 so that the sum of the resulting sepuence be 2186?

    asked by Abdela said yimer
  161. math problem

    very confused could someone help me with this using the elimination method 5r-3s=16 3r+5s=30

    asked by DJ
  162. 7th science

    Does a force act on a if moves at a constant speed while turning? Is the answer kinetic. if so please explain how it relates to Newton,s

    asked by renesmae
  163. History

    How Has Roosevelt Idea's Affected The Future Of America ?

    asked by Julian
  164. History

    Aside From Improving Trade With The Far East , Why Is Making Hawaiia A U.S Territory Important ?

    asked by Julian
  165. physics

    Two fighter jets are flying towards each other. Jet A, with a mass of 15000 Kg, is traveling to the right with a speed of 255 m/s, whereas Jet B, with a mass of 34000 kg, is traveling to the left at 145 m/s. If the collision is perfectly inelastic,

    asked by sand
  166. Business Finance

    How much must be deposited now, at 6% interest compounded semiannually, to yield an annuity payment of $4000 at the end of each six month period, for a total of five years?

    asked by Renee
  167. civics

    Which is NOT a responsibility of the Department of Agriculture? 1. The opening of foreign markets to U.S. agricultural products 2. To oversee federal anti-hunger programs 3. The designation of lands for private and public use =4. Support for farmers with

    asked by Help
  168. Geometry

    Find the surface area of a conical grain storage tank that has a height of 42 meters and a diameter of 20 meters. Round the answer to the nearest square meter. 3,028m2 3,971m2 1,357m2 1,671ma

    asked by Ash
  169. SCIENCE

    Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard

    asked by STANLEY
  170. 7th science

    acceleration=force divide by mass . How do you solve 20m/s2 =unknown divide by 0.15kg

    asked by marie
  171. physics

    If instead, the swimmer makes 30.5 laps in the same pool in 3 h, determine the total distance the swimmer traveled, the swimmer's total displacement, the swimmer's average velocity, and the swimmer's average speed. -answer in km

    asked by lauren
  172. chemistry

    An insulated beaker contains 250.0 grams of water at 25C. Exactly 41.6 g of a metal at 100.0C was dropped in the beaker. The final temperature of the water was 26.4C. Assuming that no heat is lost in any other way, calculate the specific heat of the metal.

    asked by bob
  173. chemistry

    One mole of H2O(g) at 1.00 atm and 100.°C occupies a volume of 30.6 L. When one mole of H2O(g) is condensed to one mole of H2O(l) at 1.00 atm and 100.°C, 40.66 kJ of heat is released. If the density of H2O(l) at this temperature and pressure is 0.996

    asked by Anonymous
  174. Business

    Several outside groups regularly monitor the activities of Metro Chemical Corporation. These groups are interested in the firm's involvement and enforcement of their ethical and social responsibility policies. Who of the following is the least likely to be

    asked by Anonymous
  175. chemistry

    An insulated beaker contains 250.0 grams of water at 25oC. Exactly 41.6 g of a metal at 100.0oC was dropped in the beaker. The final temperature of the water was 26.4oC. Assuming that no heat is lost in any other way, calculate the specific heat of the

    asked by utna
  176. Statistics

    Data collected on volcanic eruptions give a mean time between eruptions of 29 months. Assume these eruptions occur as a Poisson process in time, find the: (a) Expected number of eruptions during the five-year period beginning from the time you have read

    asked by sand
  177. accounting

    issued 20,000 shares of common stock in exchange for land, buildings, and equipment with fair market prices of $55,000, $120,000 and $45,000. how are these entries journalized

    asked by tammu
  178. information literacy

    Identify the publisher and the number of pages for Ellison's 2002 edition of Invisible Man. A. Vintage International, 581 pp B. Gollancz, 439 pp C. Random House, Inc., 439 pp D. Modern Library, 290 pp Answer C

    asked by amber
  179. Physics

    How can one solve this equation for t? Y = 1.3 + 18.8 t - (g/2) t^2 = 0 (Assume g = 9.8 m/s^2, the value on Earth)

    asked by Anonymous
  180. strayer

    A rock concert, 5.17 10-6 watts/cm2 D = dB

    asked by Anonymous
  181. geography

    1. Is it farther to go from Venezuela to Bolivia or Venezuela to Cuba? Venezuela to Bolivia 2. What is the name of the salt lake located on the border between Israel and Jordan? The Dead Sea 3. Katmandu is the capital of which Asian nation? Nepal 4. What

    asked by Reed
  182. information literacy

    Use one of the sources available in the Almanacs and Yearbooks section to identify the approximate time of sunrise in Anchorage, Alaska, on December 25, 2015. (Hint: Check the source's Astronomy section.) A. 8:10 A.M. B. 9:45 A.M. C. 11:30 A.M. D. 10:15

    asked by amber
  183. calculus

    Given a right circular cone, you put an upside-down cone inside it so that its vertex is at the center of the base of the larger cone, and its base is parallel to the base of the larger cone. If you choose the upside-down cone to have the largest possible

    asked by Mari
  184. Help with math

    -4x > 1/11 Solve using multiplication principle

    asked by Clenisford J
  185. calculus (limits)

    Use limits to explain why f(x)= (7-3X)/(X+9) has a vertical asymptote.

    asked by k
  186. information literacy

    Which of the following sets of Library of Congress call numbers is in the correct order? A. P201 .A251 1977, PA 203 .B252 1971, PE205 .C253 1954, PH202 .H255 1965 B. PA 203 .B252 1971, P201 .A251 1977, PE205 .C253 1954, PH202 .H255 1965 C. PE205 .C253

    asked by amber
  187. science

    Is the scientific inquiry steps the same as the scienific method steps?

    asked by patiance
  188. Chemistry

    A solution that contains 2.047 x 10^-1 M of acid, HA, and 1.808 x 10^-1 M of its conjugate base, A-, has a pH of 4.196. What is the pH after 1.629 x 10^-3 mol NaOH is added to 5.961 x 10^-1 L of this solution?

    asked by Summer
  189. algebra

    I need to find the set solution to 5(s+2)^-44(s+2)=9

    asked by krystle
  190. math

    f (x)= {$50 if 0< x 60} What is the cost if the repair man works for 45 minutes? What is the cost if the repair man works for 105 minutes? What is the computer repair man’s rate policy? Explain in real terms             

    asked by tracy s
  191. Math

    How do I Write the equation to find the slope of a line? Write the point-slope form of the equation of a line? Write the slope-intercept form of the equation of a line?

    asked by Steve T
  192. Math

    The total sales of a company in 2008 were $45,000. In 2011, it grew to $84,000. Use  as the number of years since 2000 and  as the total sales, and answer the following: a. What is the rate of change (slope) in the total sales? b. Write an equation in

    asked by Marta P
  193. math

    if we multiply a fraction by itself and divide the product by its reciprocal,the fraction thus obtained is 512/27.the original fraction is?

    asked by shruti
  194. ENG102

    What in the world happened to my question?

    asked by Jazmyne
  195. Straight Lines

    The axes being inclined at an angle of 30°, find the equation to the straight line which passes through the point(-2,3) and is perpendicular to the straight line y + 3x = 6

    asked by Kewal
  196. Literacy

    In a _______, consumers ultimately decide what should be produced. A. macroeconomic system C. free market system B. socialist economy D. command economy my answer is B

    asked by Heather
  197. Straight Lines

    Find the length of the perpendicular drawn from the point(4,-3) upon the straight line 6x + 3y - 10 = 0. The angle between the axes being 60°.

    asked by Kewal
  198. Straight Lines

    Find the equation to and the length of the perpendicular drawn from the point(1,1) upon the straight line 3x + 4y + 5 = 0. The angle between the axis being 120°.

    asked by Kewal
  199. Literacy

    Efficiency can best be defined as A. the amount of output generated in a given amount of time. B. producing items using the least amount of resources. C. using high-tech equipment on a job. D. producing as much as you can as fast as you can, regardless of

    asked by Heather
  200. Straight Lines

    The coordinates of a point P referred to axis meeting at an angle w are (h,k). Prove that the length of the straight line joining the feet of the perpendiculars from P upon the axes is sinw√(h² + k² 2khcosw)

    asked by Kewal
  201. Literacy

    _______ is the study of how to increase resources and create conditions that will make better use of resources. A. Resource development C. Macroeconomics B. Economics D. Microeconomics my answer is A

    asked by Heather
  202. Literacy

    To help employees become more effectively productive, companies may form cross- _______ teams that draw on people from different departments to work on a special project. A. gender C. managerial B. trained D. functional my answer is B

    asked by Heather
  203. Straight Lines

    From a given point (h,k) perpendiculars are drawn to the axis whose inclination is w and their feet are joined.Prove that the length of the perpendicular drawn from(h,k) upon this line is hksin²w/√(h² + k² + 2khcosw) and that its equation is hx - ky =

    asked by Kewal
  204. Literacy

    The trend toward two-family income has led to A. policies allowing only one family member to work for a company. B. flexible work schedules, pregnancy benefits, and elder-care programs. C. businesses paying lower wages and hiring fewer workers. D. fewer

    asked by Heather
  205. statistics

    Can someone guide me on how to solve this problem: A sample of 52 night students ages is obtained in order to estimate the mean age of night school students. sample mean = 25.9 years. the population variance is 23. Give a point estimate for the mean. Find

    asked by concy