Questions Asked on
September 8, 2011

  1. physics

    a whale comes to the surface to breathe and then dives at an angle of 20 degrees below the horizontal. if the whale continues in a straight line for 150 m, how deep is it, and how far has it traveled horizontally?

    asked by Delilah
  2. math

    If a car is speeding down a road at 40 (mph), how long is the stopping distance compared to the stopping distance if the driver were going at the posted speed limit of 25 ? Express your answer as a multiple of the stopping distance at 25

    asked by Em
  3. MATH (RANGE)

    WHAT IS THE RANGE OF 37, 76, 53, AND 25

    asked by EDWARD HAGOOD
  4. Algebra

    An ice cream shop has 6 flavors of ice cream and 3 toppings. In how many ways can you order a sundae with 1 flavor of ice cream and one topping?

    asked by Ariel
  5. psychology

    Dr. Investa Gator is trying to discover how fear prepares subjects to deal with unexpected loud noises in a dark room in which they are sitting. Dr. Gator is a(n): Answers: phrenologist. structuralist. functionalist. Gestaltist.

    asked by Anonymous
  6. physics

    a container has a height of 50 cm and a width of 20 cm and a depth of 15 cm. if you stack three on top of each other, how tall will it be?

    asked by bfdbnaf
  7. organic chem

    An unknown compound melted at 131-133°C. It is thought to be one of the following compounds(mp,°C): trans-cinnamic acid (133-134); benzamide(128-130); DL-malic acid(131-133); or benzoin(135-137). The mixture melting points of the unknown compound with

    asked by vivian
  8. britsh literature

    in Williams Blake's poem the chimney sweeper the metaphor coffins of black represents? a) innocence b)chimneys c)daffodils d)the tiger

    asked by susan
  9. English

    Here are the other sentences I changed into indirect speech. 1)Arthur said that that was where Christ’s blood had been kept after he had been crucified. Two knights soon declared the wanted to look for the Grail for one year and one day. 2)In 537 Arthur

    asked by Henry2
  10. Ap Chemistry

    Calculate the wavelength of light that must be absorbed by hydrogen atom in its ground state to reach the excited ste of E=+2.914*10^(-18)

    asked by Ivy
  11. Ap Chemistry

    HOw much energy is required to ionize a mole of Hydrogen atoms?

    asked by Ivy
  12. math

    a(1,7),b(-3,1) coordinates of missing endpoint if b is the midpoint of ac

    asked by chris
  13. Biology

    These are true and false questions and I want to make sure that I got them right. 1. A water molecule is held together by two single polar covalent bonds. False 2. Because oxygen has a greater electronegativity than hydrogen, water molecules are polar with

    asked by Cady
  14. Biology

    These are true and false questions and I want to make sure that I got them right. 1. A water molecule is held together by two single polar covalent bonds. False 2. Because oxygen has a greater electronegativity than hydrogen, water molecules are polar with

    asked by Cady
  15. Biology

    These are true and false questions and I want to make sure that I got them right. 1. A water molecule is held together by two single polar covalent bonds. False 2. Because oxygen has a greater electronegativity than hydrogen, water molecules are polar with

    asked by Cady
  16. Chemistry

    If you want to lose 1 pound of "fat," which is 20% water, how many kilocalories do you need to expend? i don't know where to start :( Please Help!!!

    asked by steph
  17. calculus

    Lim Tan^2(3x)/2x^2 X-0 Find the Limit?

    asked by Roshan
  18. Computing in Security (Conversion Help)

    1.) Express each decimal number as an 8-bit binary number in the 2's complement form and then find the negative of the representation of that number in two’s compliment a.) +18 b) -117 Thanks for any help!

    asked by Francesca
  19. PHYSICS

    Express following measurements in scientific notation. 1. a) 5800 m I don't even get what scientific notation is. In my book its ays, that in Scientific notation, the numerical part of a measurement is expressed as a number between 1 and 10 multiplied by a

    asked by Anonymous
  20. physics

    A rocket, initially at rest on the ground, accelerates straight upward from rest with constant acceleration 49.0 . The acceleration period lasts for time 6.00 until the fuel is exhausted. After that, the rocket is in free fall. Find the maximum height

    asked by Anonymous
  21. Math

    1/2(12n - 8)

    asked by Debbie
  22. world geography

    Which countries does the North European Plain run through? Belarus Bulgaria Croatia Macedonia Poland Russia

    asked by Anonymous
  23. Chemistry

    At 473 K, for the elementary reaction 2NOCl 2NO + Cl_2 k(1) =0.078 L/mol*s k(-1)=470 L^2/mol^2*s A sample of NOCl is placed in a container and heated to 473 K. When the system comes to equilibrium, [NOCl] is found to be 0.49 mol/L. Find Cl_2 and NO

    asked by Anonymous
  24. math

    define the laws of exponents

    asked by reeree
  25. chemistry

    A small lake contains 0.0500 mi3 of water [H2O]. If the density of water is 1.000 g/mL, determine the volume (in gal) of water in the lake.

    asked by brad
  26. Chemistry

    Calculate the heat in calories needed to melt 14.0g of ice at 0C .

    asked by Sam
  27. Physics

    An austronaut orbits the Earth in the space shuttle, in one complete orbit, is the magnitude of thr displacement the same as the distance traveled?

    asked by Ashley
  28. Chemistry

    Covalent bonds in a molecule absorb radiation in the IR region and vibrate at characteristic frequencies. a) The C---O bond absorbs radiation of wavelength 9.6um. What frequency (in s-1) corresponds to that wavelength? b) The H---Cl bond has a frequency of

    asked by Grace
  29. geometry

    Given the points K=(-2,1) and m(3,4), find coordinates for a point J that makes angle JKM a right angle.

    asked by zach
  30. organic chemistry

    What is the general formula of cycloalkane ?

    asked by sima
  31. Reading

    What is the theme and some examples of the theme in the story " Thank You Ma'am by Langston Hughes?

    asked by Makayla
  32. Calculus

    What is the domain and what are the zeros of: (3x+7)/[(x-1)sqrt.(5-3x)]

    asked by Gian
  33. geometry

    if n is a prime number than n +1 is not . True or false

    asked by JESSICA
  34. Math

    How many two block towers can you make from: 1 black block,1 red block, and 1 blue block? Please explain.

    asked by Chris
  35. algebra/geometry

    which of the following shows the correct way to write an ordered pair of coordinates. (3,2). x=3,y=2. 3,2. (x=3)(y=2)

    asked by brenda
  36. Accounting

    Is there a relationship between ethical behavior in academia and ethical behavior in the business world? If I am correct I would have to say that there is a relationship between ethical behavior in academia and ethical behavior in the business world. I am

    asked by Nick
  37. COM/156

    identify 3 challenges that might arise when writing a paper? the strategies you will use to overcome those challenges,

    asked by Sherri
  38. science

    Can you help with my essay? Maybe a website which contains good info for me! The essay is ---- Use the 3 points of the cell theory to explain how humans and bacteria are similar.

    asked by Reed
  39. Chemistry

    calories given off when 85g of water cools from 48C to 23C. Express your answer using two significant figures. I know the answer is 2100 cal, but I just need to know why the answer is a positive value instead of negative, when it is supposed to be cooling

    asked by Sam
  40. 8TH GRADE MATH

    FOR EVERY TWO M & M PACKS YOU BUY YOU GET TWO FREE IF ONE M & M PACK COSTS 79 CENTS HOW MANY CAN YOU BUY FOR 6.00 DOLLARS 6.00 DIVIDED BY .79? ANS 6? OR 3?

    asked by Nick C
  41. math

    Brandon’s rentals charges $ 25 per hour to rent a Windsufer and a wet suit. Wendy’s charges $20 per hour plus $15 extra for a wet suit. Find the number of hours for which the total charges for both would be the same.

    asked by megan
  42. English

    I forgot to include the following sentences. I made the changes you told me. Isnt't the subject missing in sentence? Is it possible to use the conditional in sentence 2? I divided sentence 3 into two separate sentences, as you suggested. 1) On the stone

    asked by Henry2
  43. Human Media

    •The Internet has provided many forms of social media and new forms are continuously emerging. Which forms of social media do you use on a regular basis and why? Are there any social media that you previously used but no longer use? If so, explain why.

    asked by Her
  44. pe

    what are the six common managerial functions that should be performed by a sports manager

    asked by brooke
  45. lab directions

    i have to do a lab on finding the melting point , but i do not understand these instructions : for the known sample raise the temp until it is within 10 to 20 C of known value, and then lower the rate of heating to 2-3 C per minute ?? please explain with

    asked by lon
  46. algebra 1

    -2/3x+4=-2

    asked by jessie
  47. physics

    An object is thrown vertically upward.

    asked by Anonymous
  48. Human Media

    Social media appears to add different benefits and values. What benefits do social media offer for your personal use? What type of negative experiences, if any, have you had from social media?

    asked by Her
  49. algebra 2

    3x-2y+z=9 x-y+4z=10 2x+3y-z=53

    asked by suzy
  50. physics

    the moon orbits the earth in a circle (near enough) of radious 3.8x10^8 m, taking 27.3 days to make a complete orbit. what is the speed of the moon relative to the earth?

    asked by joel
  51. Human Media

    Many businesses now have a Twitter account, MySpace account, or another social media tool they use to attract and maintain business. What value do social media offer for professional use? How has your commercial behavior been affected by social media?

    asked by Her
  52. algebra 1

    The length of a rectangle is twice the width. The perimeter is 42cm. find the length of each side.

    asked by Anonymous
  53. Math

    is this correct I2*100+3*10I= I200+30I=I230I

    asked by jess
  54. Art appreciation

    how florence reflects the ideals of the dominant city-state?

    asked by Laquanda
  55. algbra

    Explain how to find the sum positive eight plus negative ten using game chips, then give the answer.

    asked by Joanna
  56. Physics

    A ball is thrown upward from a platform 5.6 m high with a speed of 18 m/s at an angle of 35 o from the horizontal. What is the magnitude of its velocity when it hits the ground?

    asked by Abbi
  57. allegany math

    |5s+2|=|s+8|

    asked by Anonymous
  58. chemistry

    667.3298 mg = ? g

    asked by eden
  59. Math

    A football team has three 15-yard penalties. What real number describes the change in yardage from these penalties? EXPLANATION PLEASE!

    asked by Carlita
  60. math

    How do you find a range to estimate each sum 388+192+741 Thank you.

    asked by Krista
  61. algebra 1

    4+x/8=3/4

    asked by haley
  62. social studies

    VIII standard could you please suggest a few steps to check child marriages : Sherry edlapadu ap india

    asked by R S Telagathoty
  63. arithmetic

    What is the circumference of a circle with a radius of 9inches? (-2nr)

    asked by Linda
  64. geometry

    Ab=5 what's the reason ? Ch 2.6 segment proofs

    asked by tania
  65. math

    1.6x=6+x how do i solve??

    asked by kristen
  66. math

    If a bag of chips has a serving size of 1 oz.(28g/about 32 chips), and serving per container is 7. So if the bag of chips costs 0.99, approximately how much does one serving of chips cost? Would I start out by 99/7? help!

    asked by jess
  67. english

    I am trying to word the following sentence better I would appreciate any help! Obesity, diabetes, and heart disease are diseases that are not particular to whom the disease affects.

    asked by Jami
  68. finance

    If I wanted to calculate how the number of years it takes to save x number of dollars, How will I do so. I have the PV,FV and the interest rate. Can you also tell me what 1n is in the following formula: ln(FV / PV) / ln(1 + r)

    asked by mb
  69. math

    What is the average 3 point throw speed in basketball at professional level in meters per second?

    asked by kyle
  70. chemistry

    how many grams of MgCl2 would you dissolve in 650mls of water to make a 0.45M solution?

    asked by marie
  71. calculus

    find and correct any errors x-1 over (5-x) (-x)= 1-x over x (5-x)

    asked by mary
  72. algebra

    find the slope and the y intercept of the line 9y+4x +9=15+4x write in lowest terms

    asked by roben
  73. 6th grade math

    A resturant manager wants to order new glasses. The ratio of the number of water glasses to the number of juice glasses in the resturant is 15 to 2. How many juice glasses did the resturant manager order if she ordered 180 water glasses?

    asked by Kate
  74. biology

    How much NaC3H5O3 (in grams) is needed to create a 1000 ml volume of Ringer’s lactate solution?

    asked by Jeff
  75. math

    how is a problem simplified with a negative exponent.

    asked by rayray
  76. chemistry

    How much NaC3H5O3 (in grams) is needed to create a 1000 ml volume of Ringer’s lactate solution?

    asked by Jeff
  77. science

    example of how are the properties of salt differ from the properties of element?

    asked by cindy
  78. physics

    A vector representing 200 N is oriented at 46 ◦ with the horizontal. What is the magnitude of its horizontal component? Answer in units of

    asked by foof
  79. math

    wh from least to greatestat is 2.1,-6/10,-9/4,-0.75,5/3

    asked by brian
  80. college physics

    a man is traveling at 43 km per hour , a child jumps out in front of his car 13 meters ahead , with a deceleration rate of 8 meters per second squared, and a reaction time of .5 seconds , will the man stop before hitting the child

    asked by stacie
  81. Chemistry

    based on their locations in the periodic table, would you expect carbon and silicon to have similar properties? Explain your answer

    asked by Rose
  82. biology

    How to write an outline for scientific method experiment

    asked by ami
  83. chemistry

    Which of the following will result in a chemical change?

    asked by jazmine
  84. geometry

    Points A,B, and C are collinear. If AB=x, BC= 2x+3, and AC= 3x-6, which point is between the other two points?

    asked by lila
  85. physics

    20sin(30degress)

    asked by elizabeth
  86. chemistry

    if I were to make 1 liter of 8% alcohol soultion, how much water and how much alcohol would I need?

    asked by missy
  87. 5th grade

    the spot from which a ball is snapped in football? (15 letter word)

    asked by Alexia
  88. 5th grade

    a three-out move in baseball ( 10 letter word)

    asked by Alexia
  89. physics

    A baseball goes from zero to 40 m/s in 0.206 s. What is its average acceleration? Answer in units of m/s2

    asked by dex
  90. English

    I checked the spelling mistakes myself. Can you see if the tenses are ok? Thank you. 1)Arthur said that was where Christ’s blood had been kept after he had been crucified. Two knights soon declared the wanted to look for the Grail for one year and one

    asked by Henry2
  91. chemistry

    how do you calculte the volume of a single drop of water??

    asked by teresa
  92. algebra 2

    i need help solving these inequalities i'm not sure if i should factor things out or not 4x^3 is greater than or equal to 16x and 4 is greater than or equal to 2x^3 + 8x

    asked by m
  93. Physics

    An airplane, traveling 90 degrees, at 100 meters per second is blown towards 180 degrees at 50 meters per second. What is the resultant velocity and direction?

    asked by Benjamin
  94. English

    hi im sam :p i have 8th grade math and i think like yesterday we got an assesment called circle sentencing and im completly confused i even asked my princble and she couldn't even help..:( i have a link to show what my homework is but it wont let me post

    asked by samm
  95. Physics

    Simpson drives his car with an average velocity of 45.1 km/h to the east. How long will it take him to drive 153 km on a straight highway? Answer in units of h

    asked by Abby
  96. math

    the 2011 projected population for broward county is two million,four hundred fiffty-five thousand,three hundred. what is this number in standard form?

    asked by wannabe
  97. Biochemistry

    What is the pH after 5 mL of 0.1M NaOH has been added to 25 mL of 0.2M acetic acid?

    asked by Megan
  98. spelling

    Need to do a collage with spellin gradeg words for 2nd grade

    asked by Anonymous
  99. Angles

    What is considered a right angle

    asked by Cindy
  100. spelling

    Need to do a collage with spellin gradeg words for 2nd grade

    asked by Anonymous
  101. math

    9s=17+1

    asked by whip
  102. Psychology

    Can anyone explain to me what they are trying to ask in this question. What is the difference between the Sympathetic Nervous System response and the HPA Axis in terms of both process and function?

    asked by Tim
  103. 5th grade comprehension

    what do you call a three-out move in baseball?

    asked by Alexia
  104. english

    yes that is the website for what my homework is

    asked by samm ..to ms.sue
  105. 5th grade comprehension

    what is the spot from which a ball is snapped in football?

    asked by Alexia
  106. math

    how to solve 50+48/4+16*2

    asked by brother fram a nather mother
  107. physics

    An object is accelerated from 18 m/s at a rate of 4 m/s^2. At the end of 5 s, the magnitude of the velocity of the object is

    asked by talaha
  108. 5th grade comprehension

    The base ball one fit (Thanks) but the football one im looking for is a 15 letter word. the spot from which a ball is snapped in football?

    asked by Alexia to Writeacher
  109. home economics

    what is tech rd

    asked by allayah
  110. chemistry

    how to convert from 40.grams to tons

    asked by candy44
  111. physics

    How long does it take an automobile traveling 68.3 km/h to become even with a car that is traveling in another lane at 54.3 km/h if the cars’ front bumpers are initially 121 m apart? Answer in units of s.

    asked by laura
  112. grammar

    circle the words that have the long a or e sound stream stem let man plains saw land late calm text breed endless play part flat

    asked by paul
  113. Chemistry

    A 41 g piece of ice at 0.0 degree Celsius is added to a sample of water at 8.6 degree Celsius. All of the ice melts and the temperature of the water decreases to 0.0 degree Celsius. How many grams of water were in the sample?

    asked by Jennifer
  114. Math 7

    How do you plot the answer ( on a number lime) if all three answers are the same?

    asked by Justin
  115. Math 6

    What is the expanded form using powers of 10 and using exponents of 7,375?

    asked by Alyssa
  116. poetry

    hello umm i have a question? theres this qoute "i have always found that mercy bears richer fruits than strict juctice" -abraham lincoln do u know what else this qoute could mean?

    asked by SJH all the way _<3
  117. Dynamics

    A motorcycle is traveling at 20 m/s when it enters the test section of a circular track with a 1000-m radius. Once in the test section, the cycle slows down and its deceleration along the track varies with its position, s, by the relation a(subscript t) =

    asked by Ryan
  118. chem

    why is cellulose a tough material? why does cellulose need to be so tough? please help

    asked by sandy
  119. math

    9x0+5-3=42

    asked by alli
  120. math

    Hello, Please help with the below question. write three numbers that are greater than 1,543,000 and less than 1,544,000 Thanks!

    asked by kelly
  121. Social Studies

    what rivers drain kamloops lake as water flows in the ocean? my answers: thompson's river and fraser river... are my answers correct

    asked by Vidya
  122. Geometry

    A square fence with perimeter 24 ft is reshaped into a circle using the same material. What is the area of the fence now as a circle?

    asked by Charlotte97
  123. science

    define the equivalents of one mole of glucose; L of solution, molecules of glucose, etc.

    asked by brandon
  124. Math

    Need help with the below math please tell how you could use a number line to determine which of two numbers is greater.

    asked by Macy
  125. physics

    If the rotation of a planet of radius 3.41 × 106 m and free-fall acceleration 8.71 m/s2 increased to the point that the cen- tripetal acceleration was equal to the gravita- tional acceleration at the equator, what would be the tangential speed of a person

    asked by squires
  126. Social studies

    what's the name of the first nations group that first lived in canada? my answer: shuswap

    asked by Vidya
  127. English

    I realized I sent you the same sentences twice. Here are my corrections. 1)Arthur said that the Graal was where Christ’s blood was kept after Christ had been crucified. Two knights soon declared they were prepared to look for the Grail for one year and

    asked by Henry2
  128. AP Physics

    1. A car is traveling down the road at a constant speed of 11 km/h. At time zero it is forced to stop. The driver slams on the brakes and the car travels 18 m as it uniformly accelerates, coming to a stop. The car remains at rest for 5.0 seconds. Then the

    asked by ThinkPink
  129. math

    write this number in two other forms 7,009,030. you got expanded and word forms

    asked by wannabe
  130. science,

    what is an community?

    asked by wannabe
  131. Chemistry

    What is the difference between a heterogeneous and a heterogeneous mixture?

    asked by Jan
  132. Math

    A band decides to sell protien bars to raise money for an upcoming trip. The cost (the amount the band pays for the protien bars) and the income the band receives for the protien bars are represented on the graph below. A- how many protien bars must been

    asked by David
  133. Biology

    These are true and false questions and I want to make sure that I got them right. 1. A water molecule is held together by two single polar covalent bonds. False 2. Because oxygen has a greater electronegativity than hydrogen, water molecules are polar with

    asked by Cady
  134. math

    application of the laws of exponent show different ways of simplifying each of the following expression. answer the question that follow. 1. 2^5 * 2^4 2. x^4 * x^7 3. (3^2)^3 4. (m^4)^5 5. (5^3 * 2^2)^2 6. (a^4 * b^2)^5 7. (3x^5)^3 8. 7^4/7^2 9. x^5/x^8

    asked by diana
  135. Physics

    The ball is thrown upward with a speed of 38.0m/s from the top of a building 240 meters tall. How long will it take for this ball to reach the highest point?

    asked by Anonymous
  136. math

    describe all the numbers when rounded to 312,000

    asked by j
  137. English

    Is there anything else in the following sentence that needs capitalizing: "In January we are going to the Sierra winter carnival at Lake Tahoe."

    asked by David
  138. English

    What all should I include in my intro paragraph for a 5 paragraph essay? My topic is about how people take eyesight for granted.

    asked by Jessica
  139. geometry

    If f(x)=2x-3 find yhe average gradient between x=-1 and x=-2

    asked by Anonymous
  140. Maths

    If f(x)=2x-3 find yhe average gradient between x=-1 and x=-2

    asked by Kevin
  141. Reading

    what are the details of a story?

    asked by Emilie
  142. English Grade 11

    In George Orwell’s “Politics and the English Language” what is the “B.B.C. Timidity”? Thank you.

    asked by Maria
  143. MATH HELP

    Two functions g and h are defined as : g:x--> 2x+3/x-4 h:x --> 1/x Write expressions for : a) hg(x) b) g inverse 1(x)

    asked by Nelly
  144. English

    Thank you very much for your help. I need to know if the use of reporting verbs in these sentences is correct. 1)Legend has it that Arthur was born in Tintagel, in Cornwall. 2)He was the son of Uther Pendagron,who became King of Britain in the year 493. 3)

    asked by Henry2
  145. English

    I left out the following sentences. i have problems in finding appropriate reporting verbs and linkers. Thank you. 1) Outside the church there was a big stone with a sword in it. These words were written on the stone: "He who pulls the sword out of this

    asked by Henry2
  146. chemistry >< ¢¾

    Heat energy is released when anhydrous calcium chloride is dissolved in water. CaCl2 (s) ¡æ CaCl2 (aq) + 83 kJ Calculate the final temperature when 0.01 mol of calcium chloride is dissolved into 100 mL of water initially at a temperature of 18.0 degree

    asked by Samantha
  147. cch

    y-abs(-2x/3x+1)

    asked by israel
  148. English

    I'll revise the sentences and then I'll post them back to you. Can you please suggest a site where all reporting verbs (to be used in indirect speech, especially when giving instructions or advice) are listed? I don't want to use "tell, ask" all the time.

    asked by Henry2
  149. math

    is y=2^-x a function?if so, what kind of function is it?

    asked by it'sme
  150. calculus

    What is the fourth derivative of this fifth degree polynomial? 5x^5+2x^4+7x^3+x^2+x+42?

    asked by Terri
  151. physics

    A car is driven east for a distance of 41 km, then north for 21 km, and then in a direction 30° east of north for 25 km. Determine (a) the magnitude (in km) of the car's total displacement from its starting point and (b) the angle (from east) of the car's

    asked by jessica
  152. Comp 156

    Identify the main purpose of a persuasive essay and the elements necessary for it to be effective.

    asked by Her
  153. General question

    Hi. Is there any ways that I can post the questions up here using pictures? As some of the questions requires diagrams to be solved. Thanks a lot.

    asked by StuartKess
  154. English Grade 11

    In George Orwell’s “Politics and the English Language” which author is Orwell referring to as “seventeenth-century Shelley”. My best guess is Mary Wollstonecraft Shelley (1797-1851) author of Frankenstein. Does that seem reasonable? Thank you.

    asked by Maria
  155. English

    Hi can you please help correct this paragraph or give me direction. Thankyou, the assignment is: Your cousin has moved to your town and is looking for a job. Her previous experiences are working as a cashier and sales clerk at two department stores.You

    asked by Linsu
  156. PHYSICS

    A student of weight 830 N was sent to another planet called Nerdland. If Nerdland has a mass that is three times the mass of the earth and a radius that is half the radius of the earth, what would be the mass in kg of the student when on Nerdland?

    asked by Hannah
  157. Physics

    When out in space in International Space Station (ISS), Astronauts experience weightlessness. The ISS’s orbit is 354 km (that is 3.54 x 105 m) above the surface of the earth (You can get more educational NASA resources from: The distance separating the

    asked by Ronda
  158. statistics

    A group of 5 patients treated with a medicine 'A' aeigh 42,3,9,48,60 and 4r kg; a second group of 7 patients from the same hospital treated with medicine 'B' weigh 38,42,56,64,68,69 and 62 kg.Do you agree with the claim that medicine 'B' increases the

    asked by Ritu
  159. Physics

    A 58.0 kg man stands on a spring scale in an elevator. Starting from rest, the elevator ascends, attaining its maximum speed of 1.55 m/s in 1.25 s. It travels with this constant speed for the next 8.00 s. The elevator then slows down (undergoes a uniform

    asked by Ronda
  160. Physics

    When out in space in International Space Station (ISS), Astronauts experience weightlessness. The ISS’s orbit is 354 km (that is 3.54 x 105 m) above the surface of the earth. The distance separating the center of the earth from the center of the ISS is

    asked by Elisabeth
  161. chemistry

    Why was fluorine a good choice to try to react with xenon?

    asked by Arlicia
  162. chemist

    why a white precipitate is formed when aqeous bromine is added to aniline

    asked by nasihah
  163. calculus

    domain of abs(7x-11)

    asked by jon
  164. Physics

    A raindrop of mass 57.40 mg (that is milli- gram) falls in quiet air (no wind). Due to the air resistance force, the drop has a maximum velocity called the terminal velocity of magnitude, 17.50 m/s, which is reached high above ground. What would be in N

    asked by Andrew
  165. Accounting

    can somebody please explain to me how to do this problem: Cruise Industries purchased $10,800 of merchandise on February 1, 2007, subject to a trade discount of 10% and with credit terms of 3/15, n/60. It returned $2,500 (gross price before trade or cash

    asked by Nick
  166. English

    Here are the first sentences I turned into indirect speech. Can you please have a look at them? 1)A knight called Sir Pellinore warned him not to go past that fountain because he should (?) have fought with him first.Merlin told (instructed, ordered)

    asked by Henry2
  167. 6th grade math

    60x60x24x365x186000=???

    asked by kade
  168. grammar

    i need help making sure my daughters paragraph is puntuated correctly

    asked by kelly
  169. law

    person arrested on private drive on suspition of drink driving what are law rules on drink driving. person not on public road. is there a case that could argue he is not guilty

    asked by elizabeth
  170. math

    +3-(-3)-(-7)= please explain how you got the answer

    asked by HELP!!!
  171. English

    Thank you very much. Here are some other sentences I turned into indirect speech. Can you see if the reporting verbs are appropriate? 1) King Leodegrance was very happy about his daughter’s marriage to Arthur. He admitted that he was honoured to give his

    asked by Henry2
  172. Statistics

    A young guy is setting up a date for his girlfriend. He has the option of going to Chicago, Indianapolis, or staying in Lafayette. If he chooses Chicago, he has 10 choices for a play and 100 choices for a restaurant. If he opts of Indianapolis, he has 5

    asked by Alan
  173. algebra 1

    The dimension of a rectangular prism are all positive integers. The volume of the prism is 2002 cubic cm. Find the minimum possible sum in cm of the length width and height.

    asked by boogie
  174. chem

    (CH3)N2H2(l) + 2N204(g) = 3N2(g) + 4H2O(l) + 2CO2(g). consider the reaction b2n 150g of liquid (CH3)N2H2 & 80L of N2O4 at 27 degree celcius & a pressure of 2 atm. The gases produced are collected at 27 degree celsius in an evacuated 250L. Calculate: a)

    asked by alia
  175. Chemistry

    based on their locations in the periodic table, would you expect carbon and silicon to have similar properties? Explain

    asked by Rose
  176. Serbian math

    Odredi nult točku i odsječak

    asked by eugen
  177. Maths

    At present, the ratio of Ann's age to Pamela's age is 4:3. Six yrs ago, their total age was 72yrs. what is Pamela's presnt age?

    asked by jo
  178. Math

    I have a shirt, a skirt, a blouse and a pant. How many different outfits can I make?

    asked by Chris
  179. maths

    Amy had 20% more money than John. After she spent 50% of her money, she had $72 less than John. How much money had she left?

    asked by jo
  180. Chemistry

    What is the cleansing action of detergent?

    asked by Sulaksha
  181. math

    for every two M&Ms you buy, you get two free. If one M&Ms cost .79 cents how many can you buy for 6 dollars?

    asked by Nick
  182. Business

    Pick any 3 firms to research. Based on Internet research on these companies, write a 500–750-word research paper proposing at least 3 marketing opportunities that you would strongly suggest that each firm pursue

    asked by Michelle
  183. geometry

    if n is a prime number than n +1 is not . True or false

    asked by jessica
  184. Physics

    use the face that the speed of light in a vacuum is about 3.00 x10^8 m/s to determine how many kilometers a pulse from a laser beam travels in exactly eighteen hours

    asked by John
  185. maths

    When Sandy decreased her savings by 75% and Gene increased hers by 40%, they would save $280 each. What were their total savings at first?

    asked by jo
  186. geometry

    How do I determine the length and width of a prism that has a height of 3 in, all edges are integers, the numerical values of the volume and of the surface area are equal and the volume is as small as possible?

    asked by Adam
  187. spanish

    please unscramble this spanish word: REGTARLNIA

    asked by abc
  188. economics

    when voluntary exchanges in the markets determine decisions on production and consumption, the society's economic system is a?

    asked by mell
  189. geography

    what is meant by the term prisoner of geography?

    asked by Kayla
  190. Spanish

    Hi we just relexive verbs and I'm already stuck Please check this answer ¿Cómo te llamas? 1. Me llamas Isabel 2.Te llamas Isabel 3.Te llamo Isabel 4.Me llamo Isabel Would it be "Me llamo Isabel?" because Te llamo Isabel is the usual way Also Te gustan

    asked by Sandra
  191. math

    Suppose that you want to purchase a home for $450,000 with a 30 year mortgage at 6% interest. Suppose that you can put 20% down. Assume that the monthly cost to finance $1,000 is $6.00. What are the monthly payments?

    asked by Anonymous
  192. geometry

    if n is a prime number than n +1 is not . True or false

    asked by kayla
  193. math

    using only the number eight,place ten money amounts in the ten blocks of a standard pyramid with 4 blocks on the bottom row

    asked by aishat
  194. science

    Please help! I am having a hard time. Can you give me some help with the cell theory point- Cells are the basic unit of structure and function of all living things. I have to include in my essay how this point explains how humans and bacteria are alike. I

    asked by Reed
  195. algebra

    if one line has a slope of -3 and another has a slope of 2 which is steeper? why?

    asked by babygirl
  196. physics

    A skateboarder shoots off a ramp with a velocity of 6.8 m/s, directed at an angle of 56° above the horizontal. The end of the ramp is 1.5 m above the ground. Let the x axis be parallel to the ground, the +y direction be vertically upward, and take as the

    asked by bob
  197. biology

    evidence for a reducing atmosphere

    asked by marie
  198. an all 7th gradesubjects

    hi is there any kind of way to calm yourself when you're so stressed out with homework and have to study for tests. I currently have so much homework everyday. please somebdy help me try to calm myself, i am so stressed out! Thank you!

    asked by saranghae12
  199. Chem 111

    if the equilibrium concentration of nitrogen at 18degrees C is 0.256M and equil. concen. of hydrogen is 0.0184M what is the equil. concen. of ammonia? N2 + 3 H2 2 NH3; so K= [NH3]^2 / [N2][H2]^3 Is this correct? Then ICE table? Giving me.... K= (2x)^2 /

    asked by Anonymous
  200. essay language

    I was told my essay was weak what does this mean?

    asked by ennifer
  201. Comp 156

    What are ways of writing when an essay?

    asked by Her
  202. functions

    what is the equation" the input 3 less than the output"?

    asked by you