# Questions Asked onJuly 27, 2013

1. ## Chemistry

need help to balance half reaction in basic solution IO3 to I2

2. ## Math

If you are given odds of 3 to 4 in favor of winning a bet, what is the probability of winning the bet?

3. ## Math- probability

Suppose 80% of kids who visit a doctor have a fever, and 30% of kids with a fever have sore throats. What's the probability that a kid who goes to the doctor has a fever and a sore throat? Round to three decimal places.

4. ## medical billing and coding

This 35-year-old female patient has carcinoma of the upper-outer left breast. She had a lumpectomy performed and a sentinel lymph node biopsy of the axillary lymph node. The pathology report for the lymph node states no pathological change. What codes are

5. ## chemistry

In an experiment, 6.700g of hydrogen sulfide is fully decomposed into its elements.If 0.396g of hydrogen is obtained in this experiment, how many grams of sulfur must be obtained?

6. ## Math (probability)

Real Estate ads suggest that 50% of homes for sale have garages, 24% have swimming pools, and 11% have both. If a home for sale has a garage, what's the probability that it has a pool too? Write as a decimal.

7. ## Math-probability

A sporting goods store estmates that 20% of the students at a nearby university ski downhill and 15% ski cross country. Of those who ski downhill, 40% also ski cross country. What percentage of these students ski both down hill and cross country? Write as

8. ## Psychology

In their book The Bell Curve, Murray and Herrnstein supported their claim of intelligence differences between races and attributable to.

9. ## Physics

Q2_2: QUIZ 2, PROBLEM #2 The composite beam AB, of length L=2m, is free at A (x=0) and fixed at B (x=L) and is composed of a round cylindrical core of constant radius R0=1cm bonded inside a sleeve of thickness R0 (outer radius 2R0=2cm). The beam is loaded,

10. ## mathematics

Given the points A(-1;-1) ,B(2;5) ,C(-1;-5/2) and D( X;-4) andAB perpendicular to CD, determine the value of X

11. ## science

In a serious accident, nuclear power plants reactor vessel cracks and all of the cooling water drains out. Although nuclear fission stops, radioactive decay continues to heat the reactor's 2.5× 10 to the 5 power kg uranium core at rate of 120 Mega-Watts.

12. ## Calculus

Solve the differential equation by using Laplace transforms. Find the particular solution that satisfies them of: y''+2y'+y =4e^(-t)

13. ## physics

You hit a 0.2 kg golf ball up at 40o from the horizontal. It travels for 4.86 s and stops on an elevated green 10 m above its initial height traveling down at an angle of 35.4o below the horizontal. What is the total impulse on the golf ball when it hits

14. ## math

The base of an isosceles triangle is four less than the sum of the lengths of the legs. If the perimeter of the triangle is 44, find the length of the three sides of the triangle.[ Only an algebraic solution will be accepted ]

15. ## uitm

Household hydrogen peroxide is an aqueous solution containing 3.0% hydrogen peroxide by mass. What is the molarity of this solution? (Assume a density of 1.01 g/mL.)

16. ## chemistry

The kinetic energy of a rolling billiard ball is given by KE=1/2mv2. Suppose a 0.17-kg billiard ball is rolling down a pool table with an initial speed of 4.7m/s . As it travels, it loses some of its energy as heat. The ball slows down to 3.7m/s and then

17. ## statistic/Psychology

According to classical test theory if the observed variance of a test is 50 and the true variance is 40 what is the estimated reliability of the test? a. 0.40 b. 0.50 c.0.80 d. 0.90

18. ## mathematics

Prove that the line PQ,with P(0;3) and Q(5;5),is parallel to the line 5y+5=2x

19. ## Math

A random sample was taken from Wyoming. Eighty percent of students reported that they like dogs, 64% reported they like cats, and 97% reported that they like dogs or cats. What percentage of students like both dogs and cats?

20. ## Math

during the warranty period, 6% of their computers are returned because they have defective keyboards, 5% are returned because they have defective disk drives, and 1% are returned because both the keyboard and the disk drive are defective. What is the

21. ## geometry

consider a circle of radius 1, and corresponding inscribed and circumscribed polygons with the number of sides n = 3, 4, 5, 6, and 8. A: For each n = 3, 4, 5, 6 & 8, what are the areas of the inscribed and circumscribed polygons with n sides?

22. ## Elements of Structures MIT 2.02

In this problem The composite beam AB, of length L=2m, is free at A (x=0) and fixed at B (x=L) and is composed of a round cylindrical core of constant radius R0=1cm bonded inside a sleeve of thickness R0 (outer radius 2R0=2cm). The beam is loaded, as

23. ## Calculus HELP!

Use the fact that L{f'}=sF-f(0) to derive the formula for L{cosh at}

24. ## math

x^2+x(x-5)-x+7

(x+5)(x-7)

26. ## chemistry

a 35.6g sample of ethanol (c2h5oh) is burned a bomb calorimeter, according to the following reaction. If the temperature rose from 35.0 to 76.0c and the heat capacity of the calorimeter is 23.3kj/c what is the value of enthalpyH reaction? the molar mass of

1. what are the type of comparison and contrast essay? 2. what are the ways to revise your paragraph in a comparison and contrast essay? 3. define of historical cause and effect essay? 4. comparison and contrast about pre-writing, drafting, revising,

28. ## geometry

consider a circle of radius 1, and corresponding inscribed and circumscribed polygons with the number of sides n = 3, 4, 5, 6, and 8. A: For each n = 3, 4, 5, 6 & 8, what are the areas of the inscribed and circumscribed polygons with n sides?

29. ## Math

A 13 foot ladder is leaning against a vertical wall. The distance from the top of the ladder to the bottom of the wall is 7 feet longer than the distance from the bottom of the ladder to the bottom of the wall. Find how high the top of the ladder reacher

30. ## Ehglish

How would you analyze an audience for the topic: Should regulations for home schools be changed?

31. ## math

The length of a side of a square is fifteen less than four times the length of a side of a second square. The perimeter of the two squares differ by 24 inches. Find in inches, the length of a side of the smaller square. [ Only an algebraic solution will be

32. ## chemistry

Thermite mixtures are used for certain types of weldings and the thermite reaction is highly exothermic. Given delta H= -852 KJ/mol, 1 mole of granular Fe2O3 and 2 moles of granular aluminum are mixed at room temperature and the reaction is initiated. the

33. ## math

A storage shed is in the shape of a square. A builder increases the length of one side of the shed by three feet and decreases the length of an adjacent side by two feet. The shed is now a rectangle with a perimeter of 70 feet. What is the measure of a

34. ## chemistry

Thermite mixtures are used for certain types of weldings and the thermite reaction is highly exothermic. Given delta H= -852 KJ/mol, 1 mole of granular Fe2O3 and 2 moles of granular aluminum are mixed at room temperature and the reaction is initiated. the

Explain how trade off happens when writers, musicians, artists profit from their work in business law?

36. ## Physics

A 77 kg sprinter is running the 100 m dash. At one instant, early in the race, his acceleration is 4.7 m/s^2. a) What total force does the track surface exert on the sprinter? Assume his acceleration is parallel to the ground. Give your answer as a

37. ## chemistry

ou weigh out Potassium Permanganate, Mass of KMnO4 (MW=158.034).......... 0.1569 g You dissolve it completely in water.......... 46.00 mL (a) Molarity of MnO4- solution........................... ________________ M You pipet out your UNKNOWN.............

38. ## math

whats the square root of 14

39. ## english

i need help with my essay ? is about the great debater

40. ## English

So,I really need help!! Can anyone/someone please give me a poem that you originally made or anything! Thanks! :)

P(6,6)y=2/3x

42. ## math

if a number x is 10%of y and z,and z is 3 times of y.What % is x of y alone? 1)3.3% 2)2.5% 3)5% 4)4%

43. ## math

the iceman found recently in a glacier was a first thought to be about 5300 years old.Roughly when did he have his 14th birthday?2700bc,300bc,3700bc,5300bc or 7300bc

44. ## math

complete the pattern : 1/2 , 3/4 , 1 , 4 , 4 , 4

45. ## algebra

the dimensions of a rectangle are such that its length is 5 in more than its width. If the length were doubled and the width were decreases by 2 in, the area would be increased 136 in^2,what are the length and width of the rectangle

46. ## iinterpersonal comminication skills

two components of oral communication include? A.proper volume and pitch B.pitch and eye contact C.enunciation and speaking rate D.eye contact and pronunciation my answer is c

47. ## physics

an automobile travels at a uniform speed of 88 kph. how many metres does it travel in 1 second?

48. ## chemistry

How many moles of O2 are produced when 0.300mol of KO2 reacts in this fashion?

49. ## physics

a man walked 32.5m souhward and 78m westward. if it took him 30 minutes to reach his destination.find his average speed?

50. ## WORD MAKER

make 50 words with automatic

51. ## linear algebra

Solve for x if the vectors (2, x, 7-x) and (x, 3, -2) are orthogonal

52. ## Maths

If the minimum value of f(x)=x^2+18x+a is the same as the minimum value of f(f(x)), what is the max value of a?

53. ## Geometry

1. AB has endpoints A(8,K) and B(7,3). The slope of AB is 5. What is K? 2. Two angles of a triangle measure 68 and 54. What is the measure of the third angle?

54. ## Math

Convert to the lowest term 25 1/2 divided by 1 2/3

Predict the proper equilibrium constant expression for the following reaction... Fe(OH)3(s) ----> Fe3+(aq) + 3 OH-(aq) Explain the reasoning behind your answer.

56. ## science

Most of the processes that influence the hydrologic cycle are: A. biological processes. B. physical processes. C. ecosystem processes. D. wind processes. is it B

57. ## Math Statistics

2. A statistics professor has asked his students to flip coins over the years. He has kept track of how many flips land heads and how many land tails. Combining the results of his students over many years, he has formed a 95% confidence interval for the

58. ## Science

Instinct differs from learned behavior in that instinctive behavior: A. does not change; learned behavior does. B. is acquired; learned behavior is genetic. C. is adaptive; learned behavior is not. D. All of these answers are true. is it A 2. The carrying

59. ## Elements of Structures MIT 2.02

This is my last chance and I need to see if my calculus is correct. Is it correct ? Q2_2_4 vA=-5.82 cm ??

60. ## Geometry

find the slope of the lines passing through the points. (6,-2), (1,3).

61. ## Calculus

Find the inverse Laplace transform of: F(s)=3/(s-4)

62. ## calculus

Solve the DE by using the Laplace transform: x''+x=cos(3t), x(0)=x'(0)=0

63. ## Spanish Literature

Please let me know whether or not this is written correctly in Spanish as follows: Específicas de “El Hijo El padre y el hijo tienen una relación buena. El padre era una persona de cuidado, de apoya y confianza en relación con su hijo. Ambos, les

64. ## Spanish Literature

Can somebody please let me know whether or not this is written correctly in Spanish and if not then please make the corrections? Específicas de “No oyes lardar los perros” Ignacio, el hijo y su padre tuvieron una relación fría, triste y distante. El

65. ## Spanish Literature

Can somebody please make the corrections here on what I have written in Spanish? Específicas de” las ataduras Benjamín y Alina tuvieron una relación fuerte como padre e hija. Benjamín quiso todos para su hija, le adoraba y a menudo le comparó a sí

66. ## Spanish Literature

Can somebody please see if this is correct as to what I have written in Spanish? If not correct please make corrections for me. Iguales en las tres obras 1. La relación: los padres y sus hijos, la relación con Alina y su padre o las relaciones con sus

67. ## science

One of Saturn's moons has an orbital distance of 1.87× 10m to the 8 power. The mean orbital period of this moon is approximately 23 hours. Use this information to estimate a mass for the planet Saturn.