Questions Asked on
June 29, 2015

  1. calc

    Find the area of the region bounded by the curves y equals the inverse sine of x divided by 4, y = 0, and x = 4 obtained by integrating with respect to y. Your work must include the definite integral and the antiderivative.

    asked by Anonymous
  2. math/algebra

    why did the kangaroo see a psychiatrist?

    asked by nick
  3. History

    "We are here... this evening because we are tired now. And we are determined here in Montgomery to work and fight until justice runs down like water, and righteousness like a mighty stream. There is never a time in our American democracy that we must ever

    asked by Amy
  4. History

    Which statement BEST distinguishes the Viet Cong from the North Vietnamese Army? A) The North Vietnamese Army fought beside the allied forces, while the Viet Cong fought against the allied forces. B) The North Vietnamese Army represented the political

    asked by Amy
  5. physics

    Last two problems on the homework! please help with these 2. it helps when detailed explanations are given! thanks A 2 kg ball is thrown horizontally, at 5m/s, from a height of 5 m. How fast will it be moving when it contacts the ground? A 70 kg

    asked by 1
  6. Chemistry

    When heated to 350. ∘C at 0.950 atm, ammonium nitrate decomposes to produce nitrogen, water, and oxygen gases: 2NH4NO3(s)→Δ2N2(g)+4H2O(g)+O2(g) Using the ideal gas law equation, calculate the volume, in liters, of water vapor produced when 21.8 g of

    asked by Telimm
  7. calc

    An object has a constant acceleration of 30 ft/sec2, an initial velocity of −10 ft/sec, and an initial position of 4 ft. Find the position function, s(t), describing the motion of the object.

    asked by Anonymous
  8. Calculus

    A rectangular page is to contain 72 square inches of print. The page has to have a 4 inch margin on top and at the bottom and a 2 inch margin on each side. Find the dimensions of the page that minimize the amount of paper used.

    asked by Uri
  9. Chemistry

    What volume of 0.5M NaOH must be added to 50mL of .0.1M benzoic acid to make 100.0 mL of 0.05 M benzoate buffer that is pH 4.5?

    asked by Kathys
  10. English

    I need help writing a résume and cover page. Here's the assignment:Write a letter to the address below. You are responding to an advertisement from the Willamette Company for a job opening as an office assistant. You did some research and learned that the

    asked by crissy
  11. calc

    The slope of the tangent line to a curve at any point (x, y) on the curve is x divided by y. What is the equation of the curve if (3, 1) is a point on the curve?

    asked by Anonymous
  12. physics

    a battery of three cell is series each of emf two volt and internal resistant 0.5 ohms is connected to a two ohm resistor in series with a parallel combination of 2.3 ohms resistor draw the circuit diagram and calculate effective external resistance

    asked by violet
  13. PSYCH

    In algebra class Stan was a low performer, however, to build his self-esteem he approached the new student in class and informed the student he had the highest score in the class and to contact him if the student needed assistance. What type of systematic

    asked by MAE
  14. Chemistry

    What volume of 0.5M NaOH must be added to 50mL of .0.1M benzoic acid to make 100.0 mL of 0.05 M benzoate buffer that is pH 4.5?

    asked by Kathy
  15. Algebra

    In 2009, a diabetic express company charged $39.95 for a vial of type A insulin and $30.34 for a vial of type B insulin. If a total of $1747.64 was collected for 50 vials of insulin, how many vials of each type were sold?

    asked by Chad
  16. chemistry

    10.5 g sample of copper metal at 25.0°C is heated by the addition of 150.0 J of energy. The final temperature of the copper is _____°C. The specific heat capacity of copper is 0.38 J/ goC.

    asked by jennifer
  17. Cycle geometry

    An interior angle of a regular convex polygon is 162(degrees). Find the number of sides.

    asked by Christopher
  18. Chemistry

    Consider the reaction: 2Mg + O2 ------> 2MgO The reaction is at equilibrium, the concentration of MgO is found to be 0.5. What is the concentration of Mg and O2? ------------------------------------------------------- Keq is not given... using the ICE

    asked by Annie
  19. Algebra

    A store mixes red fescue worth $10 per pound and ryegrass worth $13 per pound. The mixture is to sell for $12 per pound. Find how much of each should be used to make a 120 pound mixture.

    asked by Chad
  20. Chemistry

    472 mL of H2 was collected over water when 1.256g Zn reacted with excess HCl. The atmospheric pressure during the experiment was 754 mmHg and the temp was 26C. What is the pressure in atm of the dry hydrogen gas in the mixture. I don't know how to answer

    asked by Stan
  21. algebra

    Susan is on her way home in her car. She has driven 24 miles so far, which is one-half of the way home. What is the total length of her drive?

    asked by jeff
  22. PSYCH

    Jane suffers from Panic Disorder. What Axis of the DSM would this disorder present on? A. Axis II B. Axis III C. Axis I D. Axis IV is A the right answer?

    asked by MAE
  23. Organic Chemistry

    Please help! Thank you! Alcohols can act either as weak acids or as weak bases, just as water can. Show the reaction of methyl alcohol, CH3OH, with a strong base such as Na+ -NH2

    asked by Anonymous
  24. Physics 2

    calculate the final temperature of a 400g of water at 80 degree celsius if it is poured into a 100g pot at 30 degree celsius. note: c of pot is 840 J/kg degree celsius.

    asked by Kaye
  25. Chemistry

    If the mole fraction of ethanol in aquas solution is 0.05 . Calculate morality of solution ? Explain it's.

    asked by Awadhesh kumar
  26. Algebra

    Form a third degree polynomial function with real coefficients such that 2+i and -5 are zeros. f(x)= ?

    asked by Janice
  27. physics

    A child pushes a merry-go-round with a force of 80.0 N at an angle tangent to the circle (that is, perpendicular to a radius). If the child pushes it through exactly one full circle, and the merry-go-round has a radius of 1.15 m, how much work does she do?

    asked by chad
  28. physics

    A solid uniform cylinder of mass 4.6 kg and radius 0.051 m rolls without slipping at a speed of 0.78 m/s. What is the cylinder’s total kinetic energy? please show some work so that I can learn from it.

    asked by chad
  29. Ethics & Social Responsibilities

    What is the difference between RU486 and “Plan B”? (Points : 1) RU486 cannot prevent pregnancies that have already occurred while “Plan B” can. RU486 prevents eggs from fertilizing while “Plan B” works to destroy the embryo. RU486 and “Plan

    asked by Anonymous
  30. Nothern Cape collage

    A stone with a mass of 2kg is thrown vertically upwards.it takes 5 seconds for the stone to reach the same height from which it was thrown. Determine th following:3.2.1 the volocity with which the stone was thrown

    asked by Llewelyn
  31. math

    If x represents width of rectangle & length is 4 less than 3 times the width? What is the width and how would you translate this into numbers? *area =? *where length is 4 less than 3 times the width *Length = x -3 *Width = x *Area = (4x-3) (x) = 4x ^2-3x

    asked by mmv
  32. Ethics & Social Responsibilities

    What is the difference between physician-assisted suicide (PAS) and euthanasia? (Points : 1) During PAS, patients end their own lives; during euthanasia, the doctor ends patients’ lives. During PAS, the doctor ends the patients’ lives; during

    asked by Anonymous
  33. Physics

    A motorcyclist who is moving along an x-axis has an acceleration given by a=(6.60-2.29t) for 0 >= t = t

    asked by Jessica
  34. Physics

    A parachutist bails out and freely falls 59.7 m. Then the parachute opens and thereafter she decelerates at 1.60 m/s2. She reaches the ground with a speed of 3.41 m/s. What is her average speed (in m/s) for the fall?

    asked by Natasha M.
  35. PSYCH

    In which theory is it of utmost importance that an infant develops a relationship with at least one primary caregiver for both social and emotional development to happen properly? A. Attachment theory B. Culture C. Persistence model D. Erikson’s Stages

    asked by MAE
  36. science 207

    4. What can be done to prevent mine drainage from damaging the ecosystem? Utilize at least one scholarly resource to support your suggestions.

    asked by Lisa
  37. PSYCH

    Birth is a major adjustment for the infant as he/she leaves the familiar environment of the womb and takes his/her place in the world. Naming a baby is a part of this birth process. Being born and naming a child is considered: A. means of access. B. check

    asked by MAE
  38. Mah

    Adam has 4 dimes, 4 quarters and 4 nickels in his pocket. He pulls out 2 coins making sure to put the first one back in his pocket before picking the second. What are the odds that he pulls out 2 nickels? A. 1/3 B. 1/9 C. 1/16 D. 1/81

    asked by Anonymous
  39. Chemistry Subatomic particles

    Fill in the chart (Numbers correspond to each other[I.E 1 in 1st group connects with 1in 2nd]) Subatomic particle found 1.Proton 2.Neutron 3.Electron Scientist 1.Rutherford 2.Chadwick 3.Thomson Experiment 1.Gold Foil Experiment? 2.? 3.Cathode Ray Tube Data

    asked by Joey
  40. Chemistry

    Consider the reaction: 2Mg + O2 ------> 2MgO The reaction is at equilibrium, the concentration of MgO is found to be 0.5. What is the concentration of Mg and O2? ------------------------------------------------------- Keq is not given... using the ICE

    asked by Annie
  41. business statistics

    using empirical formula a company is studying the number of daily debit card purchases. THere were 20 purchases and the probability of a debit card purchase is 0.5. what is the stadnard deviation of the number of debit card purchases

    asked by Anonymous
  42. Math

    What is the order for 2/5, 9/10, 1/3, .50, .05 from least to greatest?

    asked by Anonymous
  43. impoving writting

    Email.is quick, Texting is convenient. Facebook has photos, videos and games. But for all the fancy, multimedia modes of communication out there, nothing beats the thrill of opening the mailbox and finding a personnel letter, written and addressed to you.

    asked by yogita
  44. Chemistry

    How come lead is denser than copper though more copper atoms can fit into a same size cube than lead atoms can?

    asked by Joey
  45. Math

    Andrea has 6 blue shirts, 2 red shirts, and 5 green shirts in her closet. What is the probability that she will randomly pick out a red shirt on Monday and a green shirt on Tuesday after putting the red shirt in the laundry? A. 7/25 B. 5/78 C. 7/156 D. 2/5

    asked by Anonymous
  46. Chemistry

    A is a solution of hcl containing 7.30gdm^-3 and B is a solution of X2CO3 containing 10.6gdm^-3.calculate the concentration of A in Moldm^-3

    asked by Caleb
  47. math

    find volume when the region bounded by the curves y = Ln(x), y = 2, and x = 1 is revolved around the line y = −2.

    asked by Anonymous
  48. Algebra

    Solve using the substitution method. -5x + y = 16 9x + 13y = 60

    asked by Chad
  49. Physics

    A motorcyclist who is moving along an x-axis has an acceleration given by a=(6.47-2.15t) for 0 >= t = t

    asked by Jake
  50. mugwazeni

    IAm doing grade 10 and my subject are;history ,geography and economics so I want to know what kind of work am I going to work

    asked by precious
  51. math

    The income of a and b are retio 3:2and their expenditure are in the ratio 5:3 if each saves rs 2000 what is their income

    asked by Anonymous
  52. math

    What is the volume of a regular pyramid having a base area of 24 square inches and height of 6 in

    asked by tony
  53. Chemistry

    Copper and lead had different densities. Sketch a diagram at the particular nature of matter level showing the atoms of a small cross section of copper and lead. Use this diagram to explain why lead is denser than copper. I couldn't find any pictures or

    asked by Anonymous
  54. Science

    What are the reasons why human being is considered the most intelligent animal in the whole universe?

    asked by Emma
  55. Science

    What are the reasons why human being is considered the most intelligent animal in the earth?

    asked by Emma
  56. math

    f(t) = \int_0^t \frac{x^2+11 x+24}{ 1+\cos^2(x)} dx At what value of t does the local max of f(t) occur? t = ?

    asked by Anonymous
  57. Business

    As a Christian, do you see tithing as a requirement? Should it be 10%?

    asked by Janice
  58. health screening ,testing,and evaluation/preparing

    what is the number-one disablitiy for people under the age of forty five a.back injury my answer is a

    asked by susue
  59. Chemistry Subatomic particles

    What data led to the need for change in Daltons ideas?

    asked by Anonymous
  60. Chemistry Subatomic particles

    What data led to the need for change in Daltons ideas?

    asked by Anonymous
  61. intro to business

    according to the doctrine of supply, the amount ____ will increase as the ____ increases

    asked by Kie
  62. math

    if x represents width of rectangle & length is 4 less than 3 times the width? How would I translate this in numbers?

    asked by mmv
  63. English

    1. The south exit is close to the bus stop. 2. The south exit is close by the bus stop. 3. The south exit is near by the bus stop. 4. The south exit is nearby the bus stop. 5. The south exit is next to the bus stop. ========================= Which ones are

    asked by rfvv
  64. Accounting

    During 2015, the assets of Hilyer's Crematorium rose by $47,000 and its liabilities rose by $40,000. No additional investments were made. Assuming net income for the period is $12,000, what was the amount of withdrawals in 2015? I feel like I'm missing

    asked by Wes
  65. Algebra

    One canned juice drink is 15% orange juice another is 5% orange juice. How many liters of each should be mixed together in order to get 10L that is 12% orange juice?

    asked by Chad
  66. Physics

    A parachutist bails out and freely falls 64.7 m. Then the parachute opens and thereafter she decelerates at 1.88 m/s2. She reaches the ground with a speed of 3.07 m/s. What is her average speed (in m/s) for the fall? I was planning on finding the time

    asked by Ralph
  67. Physics

    A model rocket is fired vertically from the ground with a constant acceleration of 44.3 m/s2 for 1.95 s at which time its fuel is exhausted. What is the maximum height (in m) reached by the rocket? Shouldn't this just be d=rt? 44.3(1.95), but I'm not

    asked by Rachel
  68. business

    hi. I need to find any Event Marketing in Asia. I can't find examples of Event Marketing Asia. What I found is Event Marketing in Europe. Your help will gladly be appreciated. thank you in advance.

    asked by kiero
  69. matlab

    how do you write a code that prompts the user for data points that are then put into an array

    asked by Anonymous
  70. Math

    Given ^213 x=58, find the positive value of x

    asked by Christopher