Questions Asked on
February 25, 2010

  1. PHYSICS

    A concert loudspeaker suspended high off the ground emits 35 W of sound power. A small microphone with a 1.0 cm2 area is 50 m from the speaker. (a) What is the sound intensity at the position of the microphone? (b) How much sound energy impinges on the

    asked by Tyler
  2. college physics

    Two forces, of magnitudes F_1 = 80.0 N and F_2 = 25.0 N, act in opposite directions on a block, which sits atop a frictionless surface. Initially, the center of the block is at position x_i = -4.00 cm. At some later time, the block has moved to the right,

    asked by coco
  3. math

    monica keeps a supply of dimes and quarters in her car for highway tolls.A week's supply of toll coins contains 10 more dimes than quarters and totals $11.50. How many quarters does monica spend on highway tolls in one week? F. 26 G. 30 H. 36 I. 40

    asked by dee
  4. PHYSICS

    A 75 g bungee cord has an equilibrium length of 1.20 m. The cord is stretched to a length of 1.80 m, then vibrated at 20 Hz. This produces a standing wave with two antinodes. What is the spring constant of the bungee cord?

    asked by Lucas
  5. Physics

    A 2.0 mm diameter glass sphere has a charge of +1.0 nC. What speed does an electron need to orbit the sphere 1.0 mm above the surface? (Ans. 2.81×107 m/s)

    asked by Anonymous
  6. PHYSICS

    An electron iwth an initial speed of 500,000 m/s is brought to rest by an electric field. (a) Did the electron move into a region of higher potential or lower potential? (b) What was the potential difference that stopped the electron?

    asked by Lucas
  7. AP Chemistry

    calculate the ph of a 0.10 M CoCl3 solution. The ka value for Co(H20)6 is 1.0x10^-5

    asked by Anonymous
  8. chemistry

    What would be the pH of a solution of hy- poiodous acid (HOI) prepared by dissolving 144 grams of the acid in 200 mL of pure water (H2O)? The Ka of hypoiodous acid is 2¡¿10−11 1. 7 2. 10 3. 13 4. 5 5. 1

    asked by hello
  9. PHYSICS

    A heavy piece of hanging sculpture is suspended by a 90 cm long, 5.0 g steel wire. When the wind blows hard, the wire hums at its fundamental frequency of 80 Hz. What is the mass of the sculpture?

    asked by Lucas
  10. chemistry

    1. what amount of solute present in each of the following solutions? (a) 750 ml of 2.00 M HNO3 (1.50 moles, 94.5g)

    asked by jessie
  11. Chemistry

    Determine the [H3O+] in a 0.3 M solution of HClO4. Answer in units of M.

    asked by hello
  12. chemistry

    How many moles of water are contained in 0.250 mol of CuSo4 x 5H2O?

    asked by yazmin
  13. home economics

    Suppose you’ll have an annual nominal income of $40,000 for each of the next 3 years, and the inflation rate is 4 percent per year. Find the real value of your $40,000 salary for each of the next 3 years.

    asked by ryan
  14. physics-collisions

    An internal explosion breaks an object, initially at rest, into two pieces, one of which has 2 times the mass of the other. If 22500 J is released in the explosion, how much kinetic energy does each piece acquire?

    asked by Anonymous
  15. chemistry

    Gaseous carbon monoxide reacts according to the balanced equation. If a total of 1040 kJ of heat is generated in the reaction as written, how many grams of CO2 are produced? enthalpy=-566kJ 2 CO(g) + O2(g) → 2 CO2(g)

    asked by eng
  16. physics

    Two 10-cm-diameter charged rings face each other, 24.0 cm apart. Both rings are charged to + 50.0 . What is the electric field strength nC

    asked by Anonymous
  17. Human Geography

    Assuming that achieving replacement-level fertility is desirable, is the assumption of 0 years to reach replacement fertility realistic, optimistic, or pessimistic? Why? A) Because achieving replacement-level fertility will not drop until people desire

    asked by Max
  18. 6th grade

    what does a griot do?

    asked by jasmine
  19. Chemistry

    List the following equilibrium solutions in order of decreasing free Ag+ concentration in mixture: 0.1M AgNO3, saturated AgCl, saturated AgBr, saturated AgI, Ah(NH3)2+, and Ag(S2O3)2 3-.

    asked by Jake
  20. MAT 101

    5. Which of the following are functions? The last two problems, i.e., b & c, are multi part relations consider all parts when determining whether or not these relations are functions. Explain your reasoning for a, b, and c. a. f(x) = x + 3 b. f(x) = 73 if

    asked by Lawrence
  21. Discrete Math

    I am really stuck on these problems. I've worked a lot of them but I can't get these. Sometimes I think I know the answer but I can't show how I got it. 1.) Solve each matrix equation for X. 2X + 5A = B 2.) Find the following matrices: a. AB b. BA A= 2 4 3

    asked by Ryan
  22. Physics

    A metal tank with volume 3.10 L will burst if the pressure of the gas it contains exceeds 100 atm. (a) If 11.0 mol of an ideal gas is put into the tank at a temperature of 23.00C, to what temperature can the gas be warmed before the tank ruptures? You can

    asked by Baker
  23. chemistry

    I have absolutely no clue how to approach this question please help. The destruction of the ozone layer is an issue that is being discussed all around the world. Freons, or chlorinated hydrocarbon molecules, are very stable on the ground, but in the upper

    asked by tina
  24. math 4th grade

    Ken is about to eat a bag of M&M's on the 4th of July. The number of each color M&M is listed below. Green 11 Red 8 Yellow 13 Tan 7 Brown 10 Blue 5 a)If Ken picks the first M&M out of the bag without looking. What is the chance he will pick a brown one to

    asked by Katelee
  25. Physics

    A small 6.8 g plastic ball is suspended by a 37.3 cm long string in a uniform electric field of 4790 N/C, as shown. The acceleration of gravity is 9.8 m/s2 , and the Coulomb constant is 8.99×109 N · m2/C2.. If the ball is in equilibrium when the string

    asked by Anonymous
  26. College Physics

    A projectile is fired at an upward angle of 55.0 degrees from the top of a 230m cliff with a speed of 180m/s.What will be its speed when it strikes the ground below? (Use conservation of energy.)

    asked by Sandy
  27. chemistry

    what amount of solute present in each of the following solutions? (a) 750 ml of 2.00 M HNO3 (1.50 moles, 94.5g)

    asked by jessie
  28. Chem 116

    How do I calculate 25.00mL of 5.0*10^-4 M of FeSCN^2+ using 0.002 M Fe(NO3)3, 0.002 M KSCN, 0.1 M of HNO3 and water?

    asked by Kristen
  29. math

    How would I use separation of variables to solve the initial value problem? dy/dx = (y +5)(x+2) I multiply both sides by dx so: dy= (y+5)(x+2)dx Then I get variables on the same sides:: dy/(y+5)= (x+2)dx Then I have to take integrals of both sides but this

    asked by Anonymous
  30. Chemistry

    If 360 mL of 2.47 M aqueous NaI and 212 g of Pb(NO3)2 are reacted stoichiometrically according to the balanced equation, how many milliliters of 4.62 M aqueous NaNO3 are produced? Pb(NO3)2(aq) + 2NaI(aq) ¨ PbI2(s) + 2NaNO3(aq)

    asked by Adam
  31. Math

    Suppose you intend to spend no more than $60 buying books. Hardback books cost $12 and paperbacks cost $5. How many books of each type can you buy?

    asked by Chriissii
  32. math

    A cylindrical jar with height 8 inches and diameter 6 inches is filled to 75% capacity with juice. The juice is then poured into another cylindrical container with a 10 inch diameter and height of 4 inches. a. to what percent of its capacity is the second

    asked by Phillip
  33. college physics

    A block of weight = 35.0 N sits on a frictionless inclined plane, which makes an angle theta = 27.0 with respect to the horizontal. A force of magnitude = 15.9 N, applied parallel to the incline, is just sufficient to pull the block up the plane at

    asked by Anonymous
  34. Geometry

    Hi, I don't have much time to turn this in. I think I got all the questions right, but I just want to be sure. I would appreciate some feedback! Thank you! 1. What is the formula for calculating the length of the diagonal of a right rectangular prism on

    asked by Emma
  35. math

    Which of the following would eliminate the variable on the left side of the given equation? 36 - 19w = -6w + 41 A)add -19w B)add 6w C)add 19w d)add -36

    asked by Anonymous
  36. Physics

    Physics 20 acceleration due to gravity questions An object is thrown downwards, hitting the ground with a velocity of 10m/s . it fell for 0.880seconds. At what velocity was the object released.

    asked by jake
  37. Ms. sue can u help me

    tamara wants 2 put new ceramic tile on her kitchen countertop.The tiles she's going to use is in the shape of a square,measuring 4 inches on each side.The countertop is 6 feet long and 2 feet wide.

    asked by yuku
  38. COLLEGE CHEMISTRY

    If 0.340 mol of solid CaCO3 and 410 mL of 0.829 M aqueous H2SO4 are reacted stoichiometrically according to the balanced equation, how many milliliters of 0.829 M aqueous H2SO4 remain? Round your answer to 3 significant figures. H2SO4(aq) + CaCO3(s) →

    asked by Anonymous
  39. Math

    A blueprint for a house shows a bedroom being 5.5 inches wide. The scale used to create the blueprint is 0.50 in. = 1 ft. What is the actual width of the bedroom?

    asked by stephanie
  40. calculus

    A plane flying with a constant speed of 23 km/min passes over a ground radar station at an altitude of 5 km and climbs at an angle of 35 degrees. At what rate, in km/min is the distance from the plane to the radar station increasing 7 minutes later?

    asked by angel
  41. calculus

    Air is being pumped into a spherical balloon so that its volume increases at a rate of 80 cubic centimeters per second. How fast is the surface area of the balloon increasing when its radius is 8 cm?

    asked by idk
  42. PHYSICS

    The density of gasoline is 730 kg/m^3 at 0'C. One gallon of gasoline occupies .0038 m^3. Gasoline's volume expansion coefficient is .00096'C ^-1. How many kilograms of gasoline are obtained when 9 gallons of gasoline are bought @ 0'C rather than 18"c

    asked by elisabeth
  43. english

    expositary business communication in which way they different what part do facts play in the expository essay? what does openion play

    asked by jennifer
  44. English

    Can someone please tell me the format of a COVER page in MLA. I'm looking in my 6th edition book and I find title page but not cover page. I beleive the title goes 1/3 page down, then may 10 lines or so your name, then at the bottom the class, teacher, and

    asked by Sue
  45. PHYSICS

    The density of gasoline is 730 kg/m^3 at 0'C. One gallon of gasoline occupies .0038 m^3. Gasoline's volume expansion coefficient is .00096'C ^-1. How many kilograms of gasoline are obtained when 9 gallons of gasoline are bought @ 0'C rather than 18"c

    asked by elisabeth
  46. PHYSICS

    Given: the linear expansion coefficient of glass is 9 x 10^-6 ('C)^-1. An automobile windshield has dimensions of 59 cm by 390 cm. What minimum spacing around the windshield is needed to prevent the windshield from breaking if the temp. changes by 146' F?

    asked by elisabeth
  47. english

    does junior high have to be capitalized?

    asked by Anonymous
  48. physics

    if a van de graaff generator is charged to 50,000 volts, how much energy does it take to add an additional electron to the charge on the shere?

    asked by jessie
  49. Physics

    A small 6.8 g plastic ball is suspended by a 37.3 cm long string in a uniform electric field of 4790 N/C, as shown. The acceleration of gravity is 9.8 m/s2 , and the Coulomb constant is 8.99×109 N · m2/C2.. If the ball is in equilibrium when the string

    asked by Anonymous
  50. geometry

    a gallon of floor paint will cover about 200 feet of concrete.the floor of harolds basement is 25 feet wide and 40 feet long.how many gallons of paint does harold need to put one coat of paint on the basement floor?

    asked by yuku
  51. college physics

    Suppose that the coefficient of friction between your feet and the floor, while wearing socks, is 0.250. Knowing this, you decide to get a running start and then slide across the floor. If your speed is 3.00 m/s when you start to slide, what distance, d,

    asked by coco
  52. 6th grade math

    Mya works on Saturdays and then attends a study group. She needs to be home before her younger brother. She walks from work to the study group in 5 minutes. She studies for 40 minutes. She takes 5 minutes to walk to the bus stop. The bus ride is 30 minutes

    asked by Dee
  53. MAT101

    1. What is a function? 2. What is a linear function? 3. What form does a linear function take? (I.e., What is the standard mathematical notation of a linear function?) 4. What is the formula for determining the slope of a line?

    asked by Lawrence
  54. Math

    Find the coordinates of the turning point and determine wether it is minimum or maximum. y=xlnx-2x The answer in the book says the co-ordinates are (e,-e), the closest I have come is (1/lnx,-1/lnx) which works if 1/lnx=e, but I don't think that it does.

    asked by Mark
  55. calculus

    this question is a multiple choice question, however i don't know how to start or finish it. The solution set of |3x+2|

    asked by Selly
  56. Trigonometry

    Each base angle of an isosceles triangle measures 42°. The base is 14.6 feet long. A) Find the length of a leg of the triangle. Round to the nearest tenth of a foot. B) Find the altitude of the triangle. Round to the nearest tenth of a foot.

    asked by Laly
  57. chemistry

    if 20g of magnesium react with excess hcl how many grams og mgcl2 will be produced

    asked by sean
  58. Physics

    acceleration due to gravity questions A rock is dropped from a height of 7meters a) what is the average velocity of the rock during its fall b) how long does it take the rock to fall

    asked by jake
  59. chemistry

    What is the formula mass, in amu, of KNaC4H4O6·4H2O? Be sure to include the water molecules

    asked by joey
  60. literature

    What is the theme and conflict of Mark Twain's short story,"The Private History of a Campaign that Failed"?

    asked by caroline
  61. math

    12x^2 + 20x + 28 solve for x

    asked by aw
  62. Social Studies

    What was California's name during the mission times?

    asked by Amanda
  63. for Stephanie re HIS/115

    Your post has been removed. Once you write up YOUR THOUGHTS, please re-post, and someone here will be happy to comment.

    asked by Writeacher
  64. Physics

    You watch a distant woman driving nails into her front porch at a regular rate of 1 stroke per second. You hear the sound of the blows exactly synchronized with the blows you see. And then you hear 1 more blows after you see her stop hammering. How far

    asked by Samantha
  65. chemistry

    6. Determine Keq for the reaction: 2 SO2 (g) + O2(g) 2 SO3(g), given that 1.00 x 10-2 moles of SO2 and 2.00 x 10-2 moles of O2 were placed in a 2.00L reaction chamber. The chamber contained 7.5 x 10-3 moles of SO3 when equilibrium was established at 727oC.

    asked by Olivia
  66. Math

    Customers of a phone company can choose between two service plans for long distance calls. The first plan has a one-time activation fee and charges cents a minute. The second plan has no activation fee and charges cents a minute. After how many minutes of

    asked by Lidia
  67. Physics

    You kick a soccer ball, compressing it suddenly to 2/3 of its original volume. In the process, you do 410 J of work on the air (assumed to be an ideal gas) inside the ball. (a) What is the change in internal energy of the air inside the ball due to being

    asked by Baker
  68. math214

    If you have a jar of 1000 jelly beans and you know that P(blue) =4/5 and P(red) = 1/8, list several things you can say about the beans in the jar

    asked by Anonymous
  69. english

    I need help with writing a paper on teen pregnancy. What topic sentences could I used for my three body pragraphs, and conclusion.Thanks

    asked by Inez
  70. 4tt grade math

    if 14 counters are half. then what is the one ------ counters? if 12 countes are two and fifth , then what is the one -------- counters. thanks!

    asked by pat
  71. CHEMISTRY

    If 4.32 g of solid C reacts stoichiometrically according to the balanced equation, how many grams of solid TiO2 are required? 3TiO2(s) + 4C(s) + 6Cl2(g) → 3TiCl4(l) + 2CO2(g) + 2CO(g)

    asked by Anonymous
  72. English

    Can you please check these sentences please I need to prepare for tomorrow? As he intended to open the window, he knocked his knuckles through the glass and tried to seize the bough. 2) He saw a face looking through the window. As he couldn't shake the

    asked by Franco
  73. algebra

    I need help with this please! x-2/x+3 = x-3/x+6

    asked by Terri
  74. 5th grade science

    How might the history of the US be different if the first European settlements had occurred on the west coast instead of the east coast?

    asked by Chris
  75. algebra

    How do you get an quadratic equation form an graph?

    asked by myleigh
  76. com 150

    checkpoint week 6 com 150 my topic is Understanding the Effects of Domestic Violence

    asked by Julia
  77. geometry

    ind the area of a circle with a radius of 1.2 meters.find the area to the nearest tenth of a square meter?

    asked by yuku
  78. ecology

    What are the chemical or cellular threats that excessive heat brings to plants.

    asked by Pauline
  79. chem help

    how many grams of carbon contains the same number of atoms as 40g of Neon

    asked by Ernesine
  80. math

    Use models to find each product. Write the answer in simplest form. 4 X 1/8 =

    asked by Alexia
  81. ALGEBRA

    if i factor b^6-64 will I get (b^3+8)(b^3-8)??

    asked by GGIFT
  82. ALGEBRA

    If I divide 28x^3-30x^2-67x-21 BY 7x+3...will I get 4x^2-10x-21? THEN 28x^3-30x^2-21THEN 14x^2-15x^2-21???? PLEASE HELP!!!

    asked by GGIFT
  83. location

    the nation of burundi is located in: a}the coast of the arabian sea. b}southern europe c}east-central africa d}southeast asia p.s.a little help here plz...

    asked by larry
  84. chemistry

    Calculate the mass ( g ) of the solute ethanol and the mass ( kg ) of the solvent CHCl3 that should be combined to prepare 9900 g of a solution that is 14.5 m ethanol. extra given info from problem: molar mass (g/mol): C2H5OH 46.07 CHCl3 119.38 density

    asked by Diem
  85. Calculus

    Represent the function f(x)=10ln(8-x) as a Maclaurin series. sum_{n=0}^infty (c_n) (x^n) The coefficients are C_0= 10ln8 C_1=-10/(8) C_2=-10/128 C_3=-20/3072 C_4=-60/98304 FIND THE RADIUS OF CONVERGENCE: R=?

    asked by Salman
  86. com 140

    Explain the steps for double spacing and inserting a Header in Word. Which guideline in Chapter 1 of the Axia Writing Style Handbook was the most surprising to you? Why do you think it is a rule? o What are the main formatting differences between a

    asked by judy
  87. statistics

    For each of 10 popular prescription drugs, file XR15042 lists the retail price (in U.S. dollars) for the drug in several different countries, including the United States, Canada, Great Britain, and Australia. Determine and interpret the coefficients of

    asked by Babi
  88. Social Studies

    What Is The Defition of Human Geographic Factors?

    asked by Ashley
  89. Criminal Justice Administration

    Discuss how the corrections system uses cas management software to more efficiently and safely handle prisoner rehabilitation and transfers. Explain what might happen if two prisoners from rival gangs were made cell mates at the local prison because of a

    asked by A.Henry
  90. math

    Factor 3x^2-11x+10 and 2t^3-8t?

    asked by Sadie Johnson
  91. Math

    Hello, Can someone help me with my math problem? Does |k – n| = |k| – |n| for all integers k and n? If so, give 3 examples.If not, give a counterexample.

    asked by hannah
  92. chemistry/physics Urgent!!

    how do i calculate the substrate concentration needed relative to Km to produce a rate relative to Vmax which is 0.1 x Vmax ?? I think i need to manipulate the michaelis menton eq but when i do it im left with [s] in the amount please help lib

    asked by libby
  93. math

    The area of a rectangle is 100 sq. in. The perimeter of the rectangle is 4o in. A second rectangle has the same area but a different perimeter. Is the second rectangle a square? Explain why or why not.

    asked by Anonymous
  94. MATH

    what is the area of a circle if the diameter is 8"

    asked by BETSY : )
  95. psychology

    A recommended tactic for improving teamwork is to: a)brag about being the manager's favorite b)get the group to engage in shared laughter c)join a clique within the group d)avoid getting involved in the problems of group members. Is B correct

    asked by vedrana
  96. computers

    Why do databases make information sharing so much more efficient and accurate among multiple users of the same data?

    asked by Excel
  97. chemistry

    What is the molality of a solution composed of 192g of acetone ((CH3)2CO) dissolved in 416g of water

    asked by Anonymous
  98. U.S History

    why did the colonists need their independence?

    asked by Riley
  99. hcr210

    Explain in 250 to 300 words how the general duties for handling patient records differ between a records administrator (RHIA) and a records technician (RHIT). Discuss three specific examples of competency differences between the RHIA and RHIT exams

    asked by Anonymous
  100. biology

    what will happen to a red blood cell placed in a solution of 99.3% water and 0.7% salt?

    asked by Alex
  101. biology

    The structure of the forelimb of a bird is similar in structure to that of the forelimb of a mammal suggesting that they both descended from a common ancestor.this similarity is an example of ________ evidence that support the theory of evolution. please

    asked by Me
  102. math

    there are 3 miniature chocolate bars and 5 peaunt butter cups in a candy dish. judie chooses 2 of them at random. What is the probablity that both she chooses 2 miniature choclate bars?

    asked by amanda
  103. physics

    An electron moves from one plate to another across which there is a potential difference of 2000 V. a) Find the speed with which the electron strikes the positive plate. For this problem, I used the Potential difference equation:

    asked by Linh
  104. geography

    Canada's political regions went through a major change in 1999. what was this change? what new boundaries were created?

    asked by raluca
  105. geometry

    What are parallel and perpendicular lines?

    asked by Zakiya
  106. Accounting

    how do I calculate total margin?

    asked by Anna
  107. Human Geography-Mrs. Sue

    Assuming that achieving replacement-level fertility is desirable, is the assumption of 0 years to reach replacement fertility realistic, optimistic, or pessimistic? Why? A) Because achieving replacement-level fertility will not drop until people desire

    asked by Max
  108. biology

    The structure of the forelimb of a bird is similar in structure to that of the forelimb of a mammal suggesting that they both descended from a common ancestor.this similarity is an example of ________ evidence that support the theory of evolution. is it

    asked by Me
  109. 2nd grade

    How did John Smith help the colonies

    asked by robert
  110. Math

    1). 11 containers of hot chocolate are sold for $3.29 a container. 4 bags of 50 cups are sold for $1.29 a bag. 277 drinks are made each year. How much does it cost to make one serving of hot chocolate (not including the cost of the cup?) I got 277/(11 x

    asked by Clayton
  111. chemistry

    Whats the solvent and solute in water vapor in air?

    asked by ying
  112. Organic Chemistry

    Suppose you forget to add sodium carbonate to your tea solution prior to extraction. What effect would this have on your yield, and why?

    asked by sunny
  113. taxes

    I have a question that may seem a bit odd. I have tried to get this info off the web and came up empty. My nephew was fired from his job (that he had for 6 years) in Jan of 2009. He has been collecting unemployment since then. He knows that he still gets a

    asked by gigi
  114. calculus

    Water is being pumped into an inverted conical tank at a constant rate. The tank has height 13 meters and the diameter at the top is 5.5 meters. If the water level is rising at a rate of 29 centimeters per minute when the height of the water is 2 meters,

    asked by idk
  115. california history

    what is a good topic for a history presentation ca history only between the years 1850-1870.

    asked by lisa
  116. English

    How to paraphrase these two meanings? Subject: A term, used in philosophy and psychoanalytic and cultural theory, that refers to the available ways of being for humans in a given time period or context. Historicallym the subkect is a concept that has

    asked by G.L.
  117. ALGEBRA

    If I add: 1+2x+6x^2+9x^3+7-2x+6x^2-9x^3... won't I have to combine terms & then get 8+12x^2 cause won't the 9x^3 and the 2x cancel itself out???

    asked by GGIFT
  118. Math

    Solve each linear equation by substitution. The answer is suppose to be (-2, -4) Thank you for your help. {-5x+3y=10 x-4y=14

    asked by Steve
  119. math

    What geometric concept is modeled of the beam of a flashlight.

    asked by Izaac
  120. ALGEBRA

    with multiplying this: 9y^2-9)(8y^2-9y+3) I have: 8y^2(y^2-9)-9y(y^2-9)+3(y^-9) THEN 8y^2*y^2-9-9y*y^2-9+3*y^2-9.... THEN 8y^8 - 6 ??? I think that I am lost

    asked by GGIFT
  121. howard

    In checking the angles of a section of a bridge support, an engineer finds the expression sin(2 cos-1 0.70). Write a paragraph explaining how the value of this expression can be found without the use of a calculator.

    asked by mike
  122. math

    Find two different perimeters of a rectangle with an area of 14 units. Nme their dimensions.

    asked by Anonymous
  123. bus

    You have recently been hired as a new manager hired into a failing division in a company. The product line is outdated and losing market share, inter-departmental communication is adversarial, and competition for corporate funding is fierce. How are you, a

    asked by cmills
  124. science

    when an electron is displaced in a semiconductor, the hole that's left behind is

    asked by sd
  125. language

    the language from which the word mawkish derives is: a}new latin b}middle english c}low german d}old north french which one is it?

    asked by britney
  126. 6th grade Social studies

    What regions make up Great Britain ?

    asked by Yeni
  127. Accounting/Financing

    I am so weak at this new class I started no matter how many times I read my textbook, I cannot understand how to calculate ratios can someone please show me or guide me how to work these problems, I would really appreciate it, thank you please help me..

    asked by Anna
  128. Math

    what is the area of a triangle if one side is 5"another is 4" and the last is 3"

    asked by Pavleen
  129. algebra

    how do you get the y on the same side as the x? (5y=46-7x)

    asked by Brieonna
  130. Social Studies

    What is The Defintion of Push/Pull Factory?

    asked by Ashley
  131. Research paper Teen Drug Abuse

    I need some suggestions on where to start writing a research paper about teen drug abuse I am not quit sure where to even begin I need an oposing argument as well any help would be greatly apprciated.

    asked by shannen
  132. Calculus

    Let me try to ask this question a different way: 4x^2+2x+xy=12 and y(2)=-4 find y(prime)(2) by implicit differentiation. I can differentiate it to 8x+2+y+xy(prime)=0 I don't know what to do with the y(2)=-4 after this point.

    asked by Elisabeth
  133. human relations

    The main reason self-confidence is important in human relations is because

    asked by Anonymous
  134. Comp I

    why we crave horror movies. King uses several examples involving children. Idnetify these instances. how do these examples help king develop his thesis?

    asked by jerrad
  135. chemistry

    Can someone give the fomula of finding the molar volume of oxygen

    asked by Mwix
  136. MAT101

    6. Suppose you have a lemonade stand, and when you charge $2 per cup of lemonade you sell 100 cups. But when you raise your price to $4 you only sell 50 cups. Write an equation for the number of cups you sell as a function of the price you charge. Denote

    asked by SEMA HELP!!!!!!!
  137. Math

    Solve each linear equation by substitution. {3x-2y=3 -x+2y=7 The answer is suppose to be (5,6)

    asked by Steve
  138. algebra

    For each of the following, write the equation of the line determined by the given pair of points.? (a) (3, -7) and (3, -27) (b) (-4, 5) and (-8, -7)

    asked by Rebecca
  139. Maths

    1+tan^2(theta) divided by 1+cot^2(theta) is equal to (1-tan(theta)}^2 divided by {1-cot(theta)}^2 plese prove it in details. Please help me

    asked by Vimlesh
  140. physics

    acceleration due to gravity questions when an object is dropped from a height of 10m above the surface of the planet z, it takes 1.2 seconds for the object to reach the surface. what is the acceleration of a falling object near the surface of the planet?

    asked by jake
  141. geometry

    what is the area of a square if the sides measures 3/8 inch?

    asked by yuku
  142. mittens

    How many mittens were sold so far during the Vancouver 2010 olympics?

    asked by Bubblystar
  143. science

    i have a science fair coming up soon and i really want to win but i just cant seem to think of anything cool to do do you have any suggestions for me that would probably win?

    asked by Amber
  144. chemistry

    things that affect dissolving when sugar granules have largest value that sugar cubes

    asked by tifa
  145. english

    what kind of messages do sterotypes send out to people?

    asked by Anonymous
  146. history

    What was the cause of the Panic of 1837? It means the same as too many people buying too much land with too little collateral.

    asked by Diana
  147. algebra

    How can I find the quadric equation when I know the answer?

    asked by consolate
  148. physics

    Given: the linear expansion coefficient of glass is 9 x 10^-6 ('C)^-1. An automobile windshield has dimensions of 59 cm by 390 cm. What minimum spacing around the windshield is needed to prevent the windshield from breaking if the temp. changes by 146' F?

    asked by elisabeth
  149. health

    one component of a healthy diet is high amount of?

    asked by Anonymous
  150. Business Management

    a firm that produce car components has fixed costs of 40000 per month and variable cost of 24.00 per component, regardless of the number of units sold. find the break even point in units and explain it by means of a graph

    asked by Jackson
  151. math

    The Mustangs and the Bruins play in a basketball tournament. The team that first wins three games wins the tournament. Assuming ties are not possible, find the number of possible ways in which the tournament can occur. I feel like there is not enough

    asked by Phillip
  152. ecology

    How do plants deal with hot temperatures?

    asked by Pauline
  153. 3rd grade

    Difference between a mixture and solution.examples of soluble and insoluble. Examples of physical and chemical changes

    asked by Anonymous
  154. ALGEBRA

    I HAVE A PROBLEM.... FOR A^2=4 AM I SOLVING FOR A OR ^2? WILL A BE 2?

    asked by GGIFT
  155. Math

    What single rotation is equivalent to Rotate 40 degrees circle, Rotate 60 degrees circle, rotate -10 degrees

    asked by Collin
  156. geometry

    the picture at the right shows the garden in roberts yard.it's a triangle with a right angle,and it's lenght is 9ft,width is 15ft,and height is 12 ft,he wants 2 cover the garden with plastic bc of a sudden drop in temperature.how many square yards of

    asked by yuku
  157. ALGEBRA

    for subtracting this problem: (0.04x^3-0.03x^2+0.02x)-(0.03x^3+0.08x^2-6) I know to change the signs of the second grouping. When I done that, I cam up with: 0.04x^3-0.03x^2+0.02x-0.03x^3-0.08x^2+6 THEN .01x^3 - .11x^2 + 0.02x + 6.....is that right?? the

    asked by GGIFT
  158. math

    Which of the following would eliminate the variable on the left side of the given equation? 36 - 19w = -6w + 41 A)add -19w B)add 6w C)add 19w D)add -36

    asked by nicky
  159. PHYSICS

    Given: the linear expansion coefficient of glass is 9 x 10^-6 ('C)^-1. An automobile windshield has dimensions of 59 cm by 390 cm. What minimum spacing around the windshield is needed to prevent the windshield from breaking if the temp. changes by 146' F?

    asked by elisabeth
  160. Geography

    Which place in America is visited by tourists the most

    asked by Ragnar
  161. synonym

    which of the following words is NOT a synonym of fertile? a}fecund b}barren c}productive d}prolific the answer i choose is b. am i right?

    asked by callie
  162. english

    terry hated to lose and had to be better than you. my teacher said that this doesn't make sense. How I do it?

    asked by Anonymous
  163. Social Studies

    Include a practical example of the philosophers idea in your response. .... I have write a paper on a way to solve street racing and under age drinking using the COPPS philosophy and write a formal report to the chief of police. I have to use the S.A.R.A

    asked by Eddy
  164. English

    Can you help me check the following stataments? Thank you very much. 1) I'v been teaching (to) them since last year. 2) We played tug-of-war and archery on the beach. 3)Her head is always up in space (can you say up in the air or in the clouds) 4)Mr

    asked by Franco
  165. 6th grade

    what is the industrial revolution

    asked by ethan
  166. psychology statistics

    The three commonly used alpha levels are p=01, p=05, and p=10 a. Explain what each level means. b. Which one of the three is more frequently used in research?

    asked by Doris I
  167. Paragraph

    Satisfy me by improving this and I'll be thankful to you 4ever. In the following paragraphs I will be talking about her life, where and who she performed with, which songs she sang, and what awards she won, and her charity work. It seems like Im missin

    asked by Alice
  168. hca 270

    Compare these ratios with the 1999 median for all U.S. acute care hospitals listed in Table 4-2. Answer the following and explain your answer: What was the financial status of Arcadia in 2005? Compute the following ratios from Arcadia Hospital’s 2005

    asked by kita
  169. geometry

    Mary wants to make curtains for the three windows in her living room.For each pair of curtains,she needs material measuring 6ft by 8ft.Altogether how many square yards of material does she need?

    asked by yuku
  170. math

    Can someone help me with my math problem? Thank you Write the integer represented by each of the following: a. A collection of 9 red counters and 4 black counters. b. A collection of 7 red counters and 18 black counters. c. A point midway between –45 and

    asked by hannah
  171. math

    Factor 3x^2-11x+10 and 2t^3-8t?

    asked by Sadie Johnson
  172. English

    Thank you very much for your last corrections. I forgot to include these ones. 1)As he intended to open the window (In an attempt to open it), he knocked his knuckles through the grass and tried to seize it. 2) He saw a face looking through the window. As

    asked by Franco
  173. Math

    what is the area of a square if 1 side equals 3"

    asked by Pavleen
  174. 10th grade

    Find the measure of diameter AC if BP=x and AC=5x-6

    asked by Nicole
  175. math

    what is the area of a trapazoid if one base is 10, the other base is 6" and the 2 is the height

    asked by Pavleen
  176. MATH

    WHAT IS AREA

    asked by BeTsY : )
  177. NEED HELP WITH MATH

    MY TEACHER MRS.HUBERT LIKE GAVE ME THIS PROBLEM AND I DON'T GET IT SO CAN U HELP IT CALLED SHADED SQUARE SO THERE IS A RECTANGLE WITH ANOTHER SMALL RECTANGLE THE OUTSIDE ONE HAS 7" FOR THE LENGTH AND 10" FOR THE WIDTH. THE INSIDE IS 4 INCHES AND 2 INCHES.

    asked by KARLA!!!!!!!!!!!!!!!!!!!!!!!!!!!
  178. Honors Chemistry

    Does red cabbage contain one or many anthocyanins? How do you know this?

    asked by Kiki
  179. Math

    How do you confirm this? 1500000 square miles to 7334000 square miles in six months is growing at about 22 square miles a minute.

    asked by J
  180. MAT101

    6. Suppose you have a lemonade stand, and when you charge $2 per cup of lemonade you sell 100 cups. But when you raise your price to $4 you only sell 50 cups. Write an equation for the number of cups you sell as a function of the price you charge. Denote

    asked by SEMA
  181. Chemistry

    I am doing a report on the composition of the Olympic medals. I need to know what the values are for each medal? Is there a website?

    asked by Astrid
  182. math

    I am having to find the value of y for the given values of x. I understand how to find the value of x, but I am unsure how to put it in the form of ordered pairs: This is not the actual problem on my assignment: y=7^x, for x=2 y=7^2 y=7*7 y=49 I am lost as

    asked by Malissa
  183. Algebra

    Give an ordered pair (m,n) of numbers that satisfy the following equation 2m + n = 1

    asked by Lidia
  184. english

    so his instructors suggested him to stay with water sports.

    asked by Anonymous
  185. english

    Which is better to use? "...and is still able to hold more..." "...and still is able to hold more..." "...and can still hold more..." PLEASE HELP!!

    asked by Happy Face
  186. English

    I'm sending you the first sentence again since I mispelt a word (grass must be glass). Thank you for your help.I hope in your prompt reply since I need it for tomorrow. As he intended to open the window (In an attempt to open it), he knocked his knuckles

    asked by Franco
  187. english

    which one is right? 1$ or $1

    asked by Anonymous
  188. 6th grade math

    How do i find 10% of 82

    asked by Avril
  189. data management issues

    Which of the following is not a source for external data? A.) Commercial databases, B.) Corporate databases, C.) Sensors, or D.) Satellites.I tried and I have even reread my chapter and I cannot find the answer. I want to say C.) sensors but that just does

    asked by unsure
  190. Accounting/Financing

    I am so weak at this new class I started no matter how many times I read my textbook, I cannot understand how to calculate ratios can someone please show me or guide me how to work these problems, I would really appreciate it, thank you please help me..

    asked by Anna
  191. literacy, gr.5

    from the book The van gogh cafe: why did the magic around the pies stop? why Clara does not want to eat magic muffins? Why was it a good thing that she kept a secret for the right time?

    asked by Anonymous
  192. English

    You have to pay the maintenance fee every month for 50,000 won. You should also pay the gas fee. If you use a lot of gas, you have to pay more money. You have to pay the electricity fee as well. You have to put waste into a waste plastic bag. However, the

    asked by rfvv
  193. hca240

    Case Study 2: Name Jimmy Schwimmer Patient # 45645645 DOB: 11/03/2002 Physician Dr. Raychee Date: 04/21/20XX INTER-OFFICE REFERRAL FORM Melissa Neidermayer, M.D. Doctors-R-Us – North Campus 1515 N. Medical Plaza #203 Anytown, Anywhere 12345 Dear Melissa,

    asked by Anonymous
  194. English

    Every two months, the use of city water is checked. According to the use of city water, you should pay the money. You can either deposit the city water fee into your bank account or give it to the maintenance office. You should be very careful not to make

    asked by rfvv
  195. Math

    What is 5% of 44 and 15% of 90???

    asked by Selena
  196. geometry

    a round carpet that measures ten feet across covers how many square feet of floor?

    asked by yuku
  197. english

    are sang and sung the same thing? for ex. would u say artists she has sang with are or artists she has sung with are

    asked by Anonymous
  198. english

    so his instructors suggested him to stay with water sports. sentence is good or bad?

    asked by Anonymous
  199. geometry

    If a rectangle has an area of 64 square units and a length of 16 units, what is its width? If necessary, round your answer to two decimal places.

    asked by Randy
  200. MATHS

    1% of Miss Simms' salary is deducted for Hex fees. Last year her salary increased by 10%. As a result, her Hex fees increased by $65. What was her original annual salary?

    asked by BRYAN
  201. Computer Information Systems

    Write 200-350 word paper that describes the distinctions of data and information and briefly explains the process a computer uses to convert data into information. I have gotten to a certain point and I am stuck. I am not sure if anyone can help give me a

    asked by Anonymous
  202. French 1

    what does "Je rentre de l'ecole et je vais au restaurant." mean in English?

    asked by Helpneeded.love
  203. 7th grade

    What is a vertex?

    asked by Isela
  204. Health

    What effects do you think religious pluralism andinterfaith movement will have on the future of organized religion?

    asked by Brenda
  205. 7th grade

    What is y if x=-7?

    asked by Isela
  206. English lit

    write a three part analysis of a advertisement and its message and how attempts to persuade

    asked by Anonymous
  207. Book Report Project 8th Grade

    is there help provided for people who are homeless?

    asked by Shamaree
  208. Anatomy & Physiology II

    I've included answers as well. Thanks in advance. 1. Chemical substances secreted by cells into the extracellular fluids that regulate the metabolic function of other cells in the body are called: a. enzymes b. antibodies c. proteins d. hormones I chose D

    asked by Ana
  209. chemistry

    How many mole are present in 5.03g gold

    asked by sarah
  210. math

    what is the methhood or 60 dived by 3

    asked by Anonymous
  211. Book report project

    how many homeless people live in dade county and how many live in broward?

    asked by Shamaree
  212. english

    why is diana princess of wales so great?

    asked by Anonymous
  213. Science

    What volume of helium would be in a balloon the size of a soft drink bottle

    asked by Bell
  214. Calculus

    What's the antiderivative of x(2x-6)^(1/2)?

    asked by Claudia
  215. Physics

    acceleration due to gravity questions Determine the time of fall when an object is dropped if the average velocity of the falling object was 12m/s?

    asked by jake
  216. 7th grade

    how to write a review for an ad??

    asked by Anonymous
  217. math

    The numbers -3, -4, and 6 are used once and substitued at random for a, b, and c in the equation ax+b=c. What is the probability that x turns out to be negative. I'm not sure where to begin with this. Can you help?

    asked by Phillip