Questions Asked on
October 6, 2009

  1. Calculus

    The population of a region is growing exponentially. There were 40 million people in 1980 (when t=0) and 50 million people in 1990. Find an exponential model for the population (in millions of people) at any time t, in years after 1980. P(t)= Predicted

    asked by Z32
  2. English

    I don't quite understand the meaning of the story "Score/Score" by Phyllis Gotlieb. I can't seem to find much about it on the internet.

    asked by Alex
  3. English

    What is the irony in "Happy Event" by Nadine Gordimer?

    asked by Shelly
  4. 8th grade

    How Does a rodeo star get around

    asked by yo
  5. Physics

    A 0.20-kg ball on a string is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position, the string tension is 16 N. Find the tensions in the string when the ball is at twelve o'clock and at the six o'clock positions.

    asked by Sanjna
  6. Physics

    A 300 ball swings in a vertical circle at the end of a 1.2-m-long string. When the ball is at the bottom of the circle, the tension in the string is 13 . What is the speed of the ball at that point?

    asked by Dan
  7. physics

    Santa loses his footing and slides down a frictionless, snowy roof that is tilted at an angle of 26.0. If Santa slides 7.00 before reaching the edge, what is his speed as he leaves the roof?

    asked by Angela
  8. Physics

    A sensitive gravimeter at a mountain observatory finds that the free-fall acceleration is 7.0×10−3 less than that at sea level. What is the observatory's altitude?

    asked by Dan
  9. probability

    The offices of president, vice president, seceretary, and treasurer for a club will be filled from a pool of 12 candidates. Five of them are members of the debate team. What is the probability that all the offices are filled by memebers of the debate team?

    asked by Sharon
  10. Chemistry

    Suppose you wanted to dissolve an aluminum block with a mass of 15.4 g What mass of H2 gas (in g) would be produced by the complete reaction of the aluminum block?.

    asked by Liz
  11. org. chem.

    A student who was isolating aspirin stopped the experiment after the filtration step with alumina. One week later, the methanol was evaporated and the experiment was completed. The melting point of the aspirin was found to be 110-115 degress Celsius.

    asked by CM
  12. Calculus

    [Exponential growth & decay] The half-life of radioactive strontium-90 is approximately 29 years. In 1965, radioactive strontium-90 was released into the atmosphere during testing of nuclear weapons, and was absorbed into people's bones. How many years

    asked by Z32
  13. physics

    Figure 8 shows position-time graphs of the straight-line movement of two brown bears in a wildlife preserve. Which bear has the greater average velocity over the entire period? Which bear has the greater velocity at t = 8.0 min? Is the velocity of bear A

    asked by Mureia
  14. Physics

    If a 20 kg object fell to the surgace of the Earth from a height of 30m, what would its final velocity be? (work from the energy standpoint)

    asked by Kayla
  15. chemistry

    Fumaric acid, which occurs in many plants, contains, by mass, 41.4% carbon, 3.47% hydrogen, and 55.1% oxygen. A 0.050-mol sample of this compound weighs 5.80 g. The molecular formula of this compound is can you show me the formula

    asked by Tierney
  16. Math

    given a jar contains four marbles, each a different color: red, blue, green, and yellow. If you draw two marbles from the jar, one after another, replacing the first before drawing the second, what is the probability of getting no yellow marbles? I got -

    asked by Anonymous
  17. physics

    soo for physics, we did a lab where we launched a cart on a track on the floor and recorded time, distance, etc. to figure out things. one of the questions on the lab is: can you think of a simple follow-up experiment that would allow you to determine how

    asked by student
  18. chemistry

    A student placed 10.5 g of glucose C6H12O6 in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100.mL mark on the neck of the flask was reached. The flask was then shaken until the

    asked by Cory
  19. MATH

    Ian multiplied a number by 5. He then multiplied that product by 2. What digit is in the ones place of the final product?

    asked by CeCe
  20. SAT

    is there any helpful practice sat tests online other than the college board? i'm taking the test this saturday and i don't feel like i'm ready for it. i have studied the SAT prep book that i have, as much as i can. i especially need help in the math and

    asked by y912f
  21. Chemistry

    A beaker with 150 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 7.90 mL of a 0.480 M HCl solution to the beaker. How much will the pH change?

    asked by Anonymous
  22. chemistry

    Fumaric acid, which occurs in many plants, contains, by mass, 41.4% carbon, 3.47% hydrogen, and 55.1% oxygen. A 0.050-mol sample of this compound weighs 5.80 g. The molecular formula of this compound is

    asked by Tierney
  23. chem

    If 50.0 mL of a 0.10M solution of sodium chloride is mixed with 50.0 mL of 0.10 M magnesium chloride, what is the molar concentration of chloride in the resulting solution?

    asked by Amanda
  24. probability

    A box contains 4 red and 3 blue poker chips. What is the probability when 3 are selected randomly that all 3 wil be red if we select chips with replacement? a.) Without replacement?

    asked by Sharon
  25. language arts

    write a sentence using a present, past, or future tense verb. rewrite your sentence using a perfect tense verb. can you just show me one example.. thanks xx

    asked by zerina
  26. algebra

    Melissa is 31 years younger than her dad. The sum of their ages is 61. How old is Melissa? How old is her dad?

    asked by myra
  27. chemistry

    What is the molar concentration of sodium in a 200mL solution prepared from 1.359 grams of sodium phosphate?

    asked by Anonymous
  28. Physics

    If a 20 kg object fell to the surgace of the Earth froma height of 30 m, what would its final velocity be? (work problem from the stanpoint of linear motion)

    asked by Kayla
  29. Physics

    Two masses of 4.25 kg each, connected by a string, slide down a ramp making an angle of 44° with the horizontal. The coefficient of kinetic friction between m1 and the ramp is 0.31. The coefficient of kinetic friction between m2 and the ramp is 0.12. Find

    asked by Brian
  30. probability

    A batch of 350 raffle tickets contains 4 winning tickets. You buy 4 tickets. What is the probability you have no winning tickets? b.) all winning tickets? c.) at least 1 winning ticket? d.) At least 1 non-winning ticket?

    asked by Sharon
  31. Physics

    A 0.20-kg ball on a string is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position, the string tension is 16 N. Find the tensions in the string when the ball is at twelve o'clock and at the six o'clock positions.

    asked by Sanjna
  32. MATH grade 10

    please help me, please. a farmer is building a circular corral to hold a live stock. with distances measured in metres, the shape of the corral is modelled by the equation x squared plus y squared equals 64. find length reqiured for the fencing of the

    asked by sameul
  33. English

    Hello. I was wondering if you can please assist me with writing a short paragraph comparing Baldwin's account of the Titanic with Rosenthal's account of his visit to Auschwitz. While doing so I have to explain how the tone and purpose of each story is

    asked by Brian
  34. physics egg drop

    What is the best idea for an egg drop project. it has to survive a 5 meter drope without craking or breaking open.(grade A egg wich is a bog egg). The desinge or idea has to be able to be opened and have the egg in hand within 10 sec, so packing it into

    asked by physics
  35. physics

    Five forces act on an object: 1: 60 N at 90 degrees, 2: 40 N at 0 degrees, 3: 80 N at 270 degrees, 4: 40 N at 180 degrees, and 5: 50 N at 60 degrees. What is the magnitude and direction of the 6th froce that would produce equilibrium?

    asked by MAdason
  36. chemistry

    2H2O2 --> 2H2O +O2 If a 250mL bottle of hydrogen peroxide solution containing 3% H2O (by mass) completely decomposed how many liters of gas would it generate. Assume that one mole of gas occupies a volume of 22.4 L and that the density of the solution is 1

    asked by Anonymous
  37. physics

    you drag a heavy box along a rough horizontal floor by a horizontal rope. Identify the reaction force to each of the following forces: (a) the pull of the rope on a box (b) friction force oin the box (c) the normal force on the box (d) weight of the box

    asked by sam
  38. Media Law

    In what ways does the history of copyright law impact on the nature of copyright law today?

    asked by Breanna
  39. FINANCE II

    THE EXTENT TO WHICH INVENTORY FINANCING MAY BE USED DEPENDS ON?

    asked by LIN
  40. writing

    Identify the nouns using P for a proper noun, C for a common noun, and COL for a collective noun. It was written in Philadelphia at the Constitutional Convention. Fifty-five representatives from a dozen states drafted the document between May and September

    asked by amber
  41. science

    i need to answer these statements true or false:- ive answered some but stuck on others. 1)only animals respire - false 2)respiration uses oxygen 3)respiration uses up carbon dioxide 4)only green plants photosynthesise-true 5)all living things respire-

    asked by olivia
  42. college accounting

    For its fiscal year ending October 31, 2010, Molini Corporation reports the following partial data. Income before income taxes $540,000 Income tax expense (30% $390,000) 117,000 Income before extraordinary items 423,000 Extraordinary loss from flood

    asked by chris
  43. college

    A box contains 4 red and 3 blue chips. What is the probability when 3 chips are selected randomly that all 3 chips will be red if select chips with replacement?

    asked by Sharon
  44. Self Reflection Essay

    I need to write a self-reflection essay on a presentation for Oral Hygiene that I did, but I don't really understand what or how to start this

    asked by ><
  45. world geography

    rice is grown throughout southeast asia in flooded: A)****cultivations B)lodes C)paddies D)cyclones which of the following challenges do southeast asian countries face in thier efforts to protect thier enviornment? A)managing scarce water resource

    asked by henry
  46. 5th grade

    Travis earned $214 for each week of work. At the end of the year, Travis’s total income was $10,700. How many weeks out of the year, did Travis work? Write an equation to show your answer. Variables and Functions Solve problems 1–6. x 1 2 3 4 y 5 10

    asked by Anonymous
  47. Algebra 1

    DEfine a variable and write an equality to model each situation. In many states, you must be at least 16 years old to obtain a driver's license. At least 350 students attended the band concert Friday night.

    asked by K-cee
  48. physics

    The forces acting on the arm of a person lifting a dumbbell. The force F is the force pulling on the hand due to the weight of the dumbbell, the force Warm is the weight of the arm and T is the tension due to the muscles connecting the arm and the trunk.

    asked by physics student
  49. world history

    how did japanese feudalism evolve?

    asked by donna
  50. Chemistry

    Please help me....are these questions right or no? If not can you help me...any suggestions please? 7.(14). Which of the following is a salt? a. HNO3 b. H2SO4 c. CaSO4 d. NaOH e. NH3 I put down C- CaSO4, is that right or am I way off track? 8.(15). Which

    asked by Taylor
  51. Math Analysis (similar to my previous question)

    How would you set this one up as well? 5. You have up to $30,000 to invest. Your broker recommends investing in AAA bonds yielding 8% and B+ bonds yielding 12%. You decide to invest at most $12,000 in the B+-rated bond and at least $6,000 in the AAA bond.

    asked by Emily
  52. chemistry

    what is the percentage of sulfur and copper(I) sulfide, Cu2S is the answer 35.58% if not could you show me the formula

    asked by Tierney
  53. physics

    A chandelier with mass m is attached to the ceiling of a large concert hall by two cables. Because the ceiling is covered with intricate architectural decorations the workers who hung the chandelier couldn't attach the cables to the ceiling directly above

    asked by Kalen
  54. Science

    On the surface of the Earth, it is approximately 6,200 miles to the North or South pole. How many miles is it between two parallels 5 degrees apart?

    asked by Meghan
  55. Chemistry

    A compound was found to contain copper and chlorine. The mass of the compound was 351 mg. The amount of copper in the sample was found to be 225 mg. What is the empirical formula for the compound?

    asked by Sandy M.
  56. BIOLOGY

    Human tissue cells seem to fit together like pieces of a jigsaw puzzle. How is this arrangement of cells helpful to an organism? The presence of membranes around organelles indicates increasing complexity. Why do you think the presence of such membranes

    asked by Kelly
  57. math

    I'm doing a survey for class and I need 10 people to answer the following question with a simple yes or no: Do you eat some type of vegetable everyday?

    asked by Alyssa
  58. Science

    The water we drink today is the same water that the dinosaurs once drank. Please explain answer.

    asked by Earl
  59. science

    what is another term for states

    asked by mic
  60. economics

    When a firms long run avg cost curve is horizontal for a range of output, then in that range production displays: a) constant avg fixed costs b) increasing returns to scale c) constant returns to scale d) decreasing returns to scale i think d

    asked by dav-0
  61. physics

    a bottle is given a push along a frictionless tabletop and slides off the edge of the table (a) what forced are exerted on the bottle while (i) it is being pushed (ii) on the table free of push(iii)falling from the table to the floor. (b) what is the

    asked by sam
  62. english 7th grade

    I have to write a poem about a memory and it says include a sentence of a question or feeling you had at that time and i don't quite get that. Also i just forgot what a stanza(spelling?) written like. Any help? Thank you!

    asked by Liliane
  63. POPULATION

    If a population consists of 10,000 individuals at time t=0 years (P0), and the annual growth rate (excess of births over deaths) is 3% (GR), what will the population be after 1, 15 and 100 years (n)? Calculate the "doubling time" for this growth rate.

    asked by Anonymous
  64. math

    How long will it take a bus traveling at 60 miles per hour to overtake a car traveling at 40 mph if the car had a 1.5 hour head start?

    asked by Michelle
  65. Biology

    CAM (crassulacean acid metabolism) plants such as the cacti differ from standard C4 plants such as corn in which of the following ways? a. CAM plants minimize photorespiration whereas C4 plants do not. b. CAM plants use both mesophyll and bundle sheath

    asked by John Joseph
  66. chem

    Cola contains H3PO4. In order to determine the concentration of phosphoric acid in 50.0 mL of cola, a precipitation reaction with excess silver nitrate was carried out. The product, silver phosphate, was dried and found to weigh 0.0576g. What is the

    asked by Anonymous
  67. chemistry

    What it the percentage of sulfur in copper(I) sulfide, Cu2S

    asked by Tierney
  68. GEOMETRY

    1 SPOOF IS A SET OF ALL PURRS. 2 SPOOF CONTAINS AT LEAST TWO DISTINCT PURRS. 3 EVERY LILT IS A SET OF PURRS AND CONTAINS AT LEAST TWO DISTINCT PURRS. 4. IF A AND B ARE ANY TWO DISTINCT PURRS, THERE IS ONE AND ONLY ONE LILT THAT CONTAINS THEM. 5. NO LILT

    asked by JEFF BOMB
  69. chemistry

    What is the percentage of sulfur in copper(I) sulfide, Cu2S

    asked by Tierney
  70. AP Stats

    If a distribution is mound-shaped and symmetric, what percent of homes will have a monthly bill of more than $115? The mean monthly bill is $125 and has a standard deviation of $10.

    asked by Sam
  71. world geography

    the great barrier reef consists of thousands of small: A)continental islands B)lichen reefs C)coral reefs D)volcanic reefs my choice is c

    asked by henry
  72. Science

    Suppose you are on a ship somewhere in the Atlantic Ocean. You take sightings on Polaris and find that it's altitude is 52 degrees. You're told that a certain star is on the prime meridian at midnight Greenwich time. This star is on your meridian at 4 A.M

    asked by Meghan
  73. history

    what evidence supports that the immigrants that came in the late 1800s improved communites and the nation?

    asked by jill
  74. english

    what is the definition of a "stressed syllable"

    asked by rjp
  75. Algebra

    Two planes are 4,800 miles apart, and their speeds differ by 200 mph. They travel toward each other and meet in four hours. Find the speed of the slower plane. HELP!!!!!

    asked by Carol
  76. Science!! Please HELP

    If a population consists of 10,000 individuals at time t=0 years (P0), and the annual growth rate (excess of births over deaths) is 3% (GR), what will the population be after 1, 15 and 100 years (n)? Calculate the "doubling time" for this growth rate.

    asked by Rani
  77. science

    please could someone help me with these question please i have loked on websites but i am still stuck. true or false and i need to write a comment why:- plants photosynthesise 24 hours a day respiration uses up carbon dioxide thanks guys!

    asked by dominique
  78. sci

    what is in common with humans and yeast? 1. 2. 3.

    asked by Samane
  79. Science

    can some one tell does composites produce a sulfuric acid when it erupts or does any volcanoes produce sulfuric acid please help urgent

    asked by Tony
  80. math

    solve 2/3 + 5/8

    asked by mikel
  81. PRE-ALGEBRA

    Paint costs $21 per gallon is to be mixed with 6 gallons of paint thinner costing $5 per gallon to make a paint that can be $15 per gallon. Compute how much paint mixture will be produced.

    asked by fAITH
  82. Physics

    a bottle is given a push along a frictionless tabletop and slides off the edge of the table (a) what forced are exerted on the bottle while (i) it is being pushed (ii) on the table free of push(iii)falling from the table to the floor. (b) what is the

    asked by Nick
  83. Com 150

    Before you write your expository essay, you must organize your ideas. One way to organize content is by creating a formal outline. Normally, an outline organizes only the body of your paper. Although your thesis statement appears in your introduction when

    asked by Anonymous
  84. Chemistry

    how many moles of silver are contained in 1.00 kg of silver, can you show me the set up for the problem

    asked by Tierney
  85. Math

    given a jar contains four marbles, each a different color: red, blue, green, and yellow. If you draw two marbles from the jar, one after another, replacing the first before drawing the second,what is the probability of getting at least one red marble and

    asked by Anonymous
  86. simple subjects

    The rules require that each contestant make his or her own kite.

    asked by jasmin
  87. biology

    Explain how the light reactions would be affected if there were no concentration gradient of protons across the thylakoid membrane. This is not a homework question. It's a 'challenge', if we want to do it. So I'm just interested :)

    asked by amber
  88. 8th grade

    ok my teacher just assigned me this wikid stupid worksheet with a riddle whom do you see at the bank if you need to borrow money?

    asked by patrick
  89. per.finance

    What might be the savings goal for a person who buys a five-year CD paying 4.67 percent instead of an 18-month savings certificate paying 3.29 percent? i just do not get this

    asked by jesse
  90. Algebra 1

    What should happen if you enter a number on a calculator and press the reciprical key twice? Why?

    asked by Shavaleir
  91. 2 masses, pulley on a frictionless incline

    an object of mass m1= 311 g on an inclined surface. The angle of the inclined surface is θ = 40o with the horizontal. The object m1 is connected to a second object of mass m2 = 355 g on the adjacent horizontal surface. Further, an external force of

    asked by Natasha
  92. science

    explain how gravitational pull of the sun and inertia keep the earth in orbit around the sun?

    asked by Aj
  93. Physics

    Two satellites are in circular orbits around the earth. The orbit for satellite A is at a height of 360 km above the earth's surface, while that for satellite B is at a height of 720 km. Find the orbital speed for each satellite.

    asked by Sanjna
  94. world geography

    most countries of south pacific region: A)came independent in the 1700s b)came independent in the 1800s C)came independent in the 1900s D)**have yet to achieve independence

    asked by henry
  95. Statistics

    A school counselor tests the level of depression in fourth graders in a particular class of 20 students. The counselor wants to know whether the kind of students in this class differs from that of fourth graders in general at her school. On the test, a

    asked by stat
  96. AP World History

    describe the major classical period trading patterswithin and among China,India, and Mediterranean?

    asked by Nicole
  97. college Accouting

    Bennis Company has the following comparative balance sheet data. BENNIS COMPANY Balance Sheets December 31 2011 2010 Cash $ 15,000 $ 30,000 Receivables (net) 70,000 60,000 Inventories 60,000 50,000 Plant assets (net) 200,000 180,000 $345,000 $320,000

    asked by Tonya
  98. elementary social studies

    natural,capital and human resources are called the factors if what?

    asked by bailey
  99. algebra

    need to solve this equation 3/4 k - 1/6 =1/2

    asked by Dianna
  100. Physics

    Consider two tennis balls on a flat table. The two balls touch each other and are at rest. Which of the following equations is Newton's law in the vertical direction for the tennis ball closer to the observer? use N for normal forces, F for contact forces

    asked by Sarah
  101. math

    What is the distance between 7 over 10 and 3 over 5

    asked by dante
  102. Physics

    An object of mass m1= 203 g is on an inclined surface, that is increasing. The angle of the inclined surface is θ = 40o with the horizontal. The object m1 is connected to a second object of mass m2 = 598 g on the adjacent horizontal surface via a pulley

    asked by Sarah
  103. Physics

    A spaceship of mass m travels from the Earth to the Moon along a line that passes through the center of the Earth and the center of the Moon. (a) At what distance from the center of the Earth is the force due to the Earth five times the magnitude of the

    asked by jawn
  104. math

    Travis earned $214 for each week of work. At the end of the year, Travis’s total income was $10,700. How many weeks out of the year, did Travis work? Write an equation to show your answer. Variables and Functions

    asked by Anonymous
  105. chemistry

    How does the number of bonds in a carbon chain affect its melting and boiling points?

    asked by me
  106. Physics

    Imagine a right-angle triangle with angle θ = 40o on the left. The serves as an increasing slope. On the slope is an object of mass m1= 340 g on an inclined surface. The angle of the inclined surface is θ = 40o with the horizontal. The object m1 is

    asked by LeahHH
  107. science

    HOW CAN I TELL IF A CELL HAS DEPTH BY USING A MICROSCOPE??

    asked by JEFF BOMB
  108. Algebra

    1. -21=p-13 2. -8=14-p 3. -6-v-3 1/2 4. -7=-x 5. 10=n/5 6. n/12=-12 7. 3n=-27

    asked by Taylor
  109. MTH 156

    How do the ideas of divisibility and multiples relate to the studey of fractions?

    asked by Anonymous
  110. algebra

    Will you please check this and make sure that I am right? 26. 5>-3x+4 or 9< equal to -3x+2 this would be (-infinate,-7/3] & (-1/3,infinante)

    asked by Totally lost
  111. math

    when you put together unequal groups,can you only add?

    asked by john
  112. math

    -2x^2

    asked by Ellie
  113. math - equivalent expression

    This is just a quick question. I need to use the distributive property to write an equivalent variable expression. the problem is 8(x+6). would 14/x be a valid answer? and also if possible, could someone explain how this works?

    asked by john
  114. math

    Five numbers are to be picked, without repetition, from 44 numbers to determine the winner of the Fortune Five game in the state lottery. If the order of the numbers is insignificant, how any different ways can a winning quintuple be selected? What is the

    asked by Al
  115. simple subjects

    Last year I made a beautiful red box kite.

    asked by jasmin
  116. Spanish #2 (URGENT)

    Can someone check my work? Create a sport skit/presentation using commands and actions. Escuchanos! Vamos a enseñar cómo jugar al futbol. Pon en los zapatos de fútbol. Trae un balón de fútbol. Va al campo. Golfea el balon con el pie. Corre al balon y

    asked by Larry
  117. math

    A group of students are standing in a circle. Each student faces someone across the circle. If student 2 faces student 9, how many students are in circle?

    asked by ladoo
  118. Social studies

    Which of the following is an example of an analogy? A) The results of this survey showed that people like our product more than our competitor's product. B) There is a national trend toward healthier eating; as a result we should see an increase in the

    asked by Fred
  119. biology

    Name the three substances that are produced when water molecules are broken down during the light reactions.

    asked by lalka
  120. algebra 2

    find the x and y intercept of the function y=3x+4 y=x^2+7x+12

    asked by kate
  121. physics

    A child is pushing a shopping cart at a speed of 1.5 m/s. How long will it take this child push the cart down an aisle with a length of 9.3 m?

    asked by Ciera
  122. English (The Tempest)

    hi Can someone explain to me about the theme of Illusion of Justice? if i have a question like analyse the theme of illusion of justice?? as an answer..should i talked how Prospero took his revenge against those who have betrayed him...by Ariel and

    asked by Taskeen
  123. Stats

    Suppose that you are given the following information about the freshman year GPAs and the SAT scores of students entering a certain college: Mean SAT= 1125, Standard Deviation SAT= 150, Mean GPA= 2.68, St. Dev. GPA= 0.82 and r=0.65. a)Use the above

    asked by CM
  124. Math

    Could someone show me how you would do the following question. Determine the roots algebraically by factoring: x^3 - 8x^2 - 3x + 90= 0

    asked by Selena
  125. 5th grade

    How many different four-digit numbers can you make from the digits 1,2,3, and 4 if each digit is used only once?

    asked by marissa
  126. Media Law

    What are the most pressing challenges facing U.S. copyright enforcement interests today in the context of the proliferation of overseas, especially third-world copyright piracy?

    asked by Carmin
  127. math

    How would I find the deriviative of: (x^3/3) + (x^2/2) +x

    asked by none
  128. Statistics

    A researcher interested in relationships developed a questionnaire that measures the degree of affection adult men feel for their fathers. She has found that for the general population the distribution is skewed to the right, the mean degree of affection

    asked by stat
  129. business

    Describe the driving business forces in both the foreign and domestic environment. In what ways do they operate differently? Why? Provide an example.

    asked by kim
  130. Physics

    Two objects are in contact on a frictionless surface. A horizontal force is applied to one object as shown in the figure below. Use m1 = 1.2 g, m2 = 254 g and F = 0.7 N to find the force between the two objects.

    asked by Natasha
  131. 7th grade

    I would like to know about the history of the omads of North Aerica?

    asked by Stephen Fleary
  132. Physics

    A box weighing 5kg sits on a box weighing 10kg. The static friction between them is .5. There is no friction under the bottom box. How much tension is needed on the bottom box to make the top box slide?

    asked by Bob
  133. Kinematics. Newtons Laws

    A standard man does reverse curls in a gym. He holds his arms straight, using an overhand grip to hold the bar. If the mass of the bar is given as 127 kg, what is the tension in each of his shoulders? Consider the weight of the arm and the weight of the

    asked by Natasha
  134. math

    how do you write the math expression for the product of 82 and g

    asked by jacob
  135. 5th grade math

    9m + 45-3=60 What does M equal.

    asked by Mbaintu
  136. Physics

    an object of mass m1= 311 g on an inclined surface. The angle of the inclined surface is θ = 40o with the horizontal. The object m1 is connected to a second object of mass m2 = 355 g on the adjacent horizontal surface. Further, an external force of

    asked by Phoebe
  137. SAT sentence completion

    DESPITE stephanie's dog's ________appearance, she spent _______________ amount on grooming i put despite stephanies dogs orderly apperance, she spent an enormous amount on grooming the answer: despite stephanies dogs disheveled apperance, she spent an

    asked by Andre
  138. chemistry

    how many moles of potassium carbonate will be produced if 400.0 g of potassium hydrogen carbonate are heated

    asked by Tierney
  139. Science

    why cant you see cytoplasm in any light microscope power?

    asked by JEFF BOMB
  140. PRE-ALGEBRA

    A nurse wishes to to add water to 60 ounces of 20% solution of benzalkonium chloride to dilute it to an 8% solution. How many ounces of water does she need to add?

    asked by fAITH
  141. Chemistry II

    2NOCl--->2NO + Cl2 Time(s) [NOCL)(M) 0 0.200 575 0.158 995 0.137 2080 0.102 a) Calculate the rate constant, k, and include units. b)What is the average rate of reaction between time 0 and 995 s?

    asked by Mandy
  142. PHYSICS

    Three objects are connected as shown in the figure below. They move along a horizontal, frictionless surface, and are pulled to the right with a force Fext = 2.4 N. With the three mass values given as m1 = 604 g, m2 = 744 g, and m3 = 693 g. Calculate the

    asked by Hannah
  143. Science

    (microscope crossword puzzle)What is a 6-letter word for eyepiece and the word begins with an "O?"

    asked by Terri
  144. Psychology

    How would you explain the conduction of an action potential and release of neurotransmitters in the brain to your young brother or sister?

    asked by Anonymous
  145. Physics

    An 11,000 N test car travels 44.5 m before stopping from an initial speed of 28.7 m/s on dry horizontal pavement with its wheels locked. (a) make a free body diagram of this car while its slowing down. (b) what external force causes it to slow down. (c)

    asked by SaraH
  146. scientist

    Scientists do their experimental tests more than once, so they can reduce the effects of chance errors. This is called conducting______________. I need help with this one.

    asked by jaimie
  147. introduction to accounting

    the proprietos of two businesses, L.L. sams company and Melinda Garcia career services, have sought loans form you. to decide whether to make the loans, you have requested thier balance sheets

    asked by ana
  148. Civics

    Many American presidents have achieved more success in foreign policy than in domestic affairs. Explain why this may be so.

    asked by Jennifer
  149. Political Science

    Any one willing to help with a paper i will offer $

    asked by Jesse
  150. Physics

    a standard man intending to do reverse curls in a gym. He holds his arms straight, using an overhand grip to hold the bar. If the mass of the bar is given as 140 kg, what is the tension in each of his shoulders? Consider the weight of the arm and the

    asked by physics student
  151. LANGUAGE ARTS

    ANTIETAM WAS THE MOST DEBASTATING ONE -DAY BATTLE OF THE CIVIL WAR. IN THAT SENTENCE WAS IS THE VERB BUT IS IT CONNECTION ANTIETAM AND BATTLE-LINKING VERB

    asked by JAKE
  152. Chemistry

    two hydrates were weighed, heated to drive off waters of hydration, and then cooled. The residues were then rewieghed. Based on the follwing results, what are the formulas of the gydrates? Compound. Initial mass. M after cooling NiSO4*xH2O 2.08 1.22

    asked by Sara
  153. math 117

    Suppose you are an event coordinator for a large performance theater. One of the hottest new Broadway musicals has started to tour, and your city is the first stop on the tour. You need to supply information about projected ticket sales to the box office

    asked by Rmz
  154. Chemistry 130

    Can someone please help me and let me know if these questions and answers are correct? I just need a second opinion…and if there not correct can you help me…please?!? 1.(3). In the Arrhenius definition, an acid is a substance that a. turns litmus paper

    asked by Jess
  155. math

    THanks for your help with the last question, but now I have anew one. Can 2 consecutive whole numbers be prime factors. THanks to all who answer. Laurel

    asked by Laurel
  156. Math

    A certain type of thermal battery for an airplane navigation device backup power has a mean life of 300 hours with a standard deviation of 15 hours. Assume a normal distribution of backup power device lives. What proportion of these batteries can be

    asked by Anonymous
  157. chemistry

    1a. You fill a small graduated cylinder with exactly 10.00 ml of distilled water with a temperature of 20.0oC which weighs 10.00 grams. You pour out the water and put in 10.00 ml of ethanol into the same graduated cylinder which weighs 7.893 grams. What is

    asked by Mitchell
  158. Calculus

    y = ln(3x+5), then d^2y/dx^2 = a. 3/(3x+5) b. 3/((3x+5)^2) c. 9/((3x+5)^2) d. -9/((3x+5)^2) e. -3/((3x+5)^2)

    asked by Lauren
  159. Spanish (URGENT)

    I'm learning about the irregular verbs "Conocer" and "Saber" The teacher told us how to differentiate between the two and when to use which. But I still find it very difficult to know when to use which one. Can anyone help? Are there any tricks or tips

    asked by Larry
  160. Math

    I need the answers and the work shown steb by step today pls^^ For each direct variation find the constant of variation.Then find the value of y when x= -5 1.y=2 whne x=7 2.y=-2 when x=2 3.y= 17 when x=-4 y varies directly with x. 1.if y=6 when x=2,find x

    asked by alex
  161. 2nd grade

    what is a mapkey

    asked by mike
  162. Civics

    I have just one more question. Should Congress play a greater role in the formation of American foreign policy? Why or why not? I think Congress shouln't, because they may not want the president to reach an agreement with another country, so that country

    asked by Jennifer
  163. 3rd grade

    how you can use a hundred chart to subtract 12 from 46

    asked by mahbubur
  164. science- 7th grade

    What might be the benefits of knowing the organelles of a cell?

    asked by miley
  165. social studies

    WHY DID EXPLORERS COME TO THE NEW WORLD/

    asked by social studies
  166. math

    A)Use the quadratic equation: Tickets=-0.2^2+12x+11, to determine the last day the that tickets will be sold.(Note: write answer in terms of the number of days after ticket sales begin, x=1 is the day tickets go on sale) B)Will tickets peak or be at a low

    asked by Rmz
  167. algebra 1

    Determine the solutions to the quadratic equation -10x2 + 30x - 20 = 0.

    asked by jyn
  168. Health

    Discuss coding for obstetrics,including items covered by the global fee for antepartum and postpartum periods of normal pregnancy.

    asked by Michelle
  169. science

    What is a specific characteristic used to classify organisms?

    asked by cmaci14
  170. World History

    What contributions did Egypt made to the world?

    asked by Troy
  171. geography

    name the region that is east of the fall line of virginia

    asked by tata
  172. biology

    WHy is it better to use a wet mount preparation rather then a dry one? are plant and animal cells prokaryotic or eukaryotic? WHy do cells have different shapes and sizes?

    asked by anonymous
  173. Statistics

    A researcher conducts a t test for dependent means in which it is predicted that there will be a decrease in unemployment from before to after a particular job-skills training program. The cutoff "t" needed is -1.8333. The standard deviation of the

    asked by stat
  174. Kinematics. Newtons Laws

    Two objects are in contact on a frictionless surface. A horizontal force is applied to one object as shown in the figure below. Use m1 = 1.2 g, m2 = 254 g and F = 0.7 N to find the force between the two objects.

    asked by Natasha
  175. Math

    What does the digit 4 mean in the number 974,233

    asked by Jasmine
  176. Statistics

    A research article included the following table: Mean Score on Four Questionnarie Scales Before and After the Experimental Manipulation. Questionnaire Before After Change Dominance 18.42 16.31 -2.11 Independence 17.25 21.38 4.13** Conformity 18.97 17.20

    asked by stat
  177. Grade 12 Chemistry

    How does the rate of corrosion of iron on the moon compare to that on earth? I need enough info to write a whole paragraph on it...plz help

    asked by plato
  178. social studies

    what does place mean?

    asked by kameron
  179. Statistics

    A researcher conducts a t test for dependent means in which it is predicted that there will be a decrease in unemployment from before to after a particular job-skills training program. The cutoff "t" needed is -1.8333. The standard deviation of the

    asked by stat
  180. world history

    What is a good picture or symbol for the second continental congress

    asked by worldhistory12345
  181. 3rd grade

    what does property mean in 3 rd grade math example 4+8= 12 find the property

    asked by shemar
  182. foundations 4 algebra

    what is a central tendency?

    asked by Izzy
  183. Civics

    What is domestic affairs?

    asked by Anonymous
  184. 3rd grade

    Round to the place of the underlined digit. example 16 the 1 is underlined.

    asked by angelina
  185. Math 11

    with quadratic functions how do you know if a parabola on a graph is supposed to open upwards or downwards? ex. y=-4(x+1)2+4 [The 2 after the bracket is a square)

    asked by Kelly
  186. science

    Nutrition for the growing child

    asked by Dipanker
  187. Physics

    Three objects are connected as shown in the figure below. They move along a horizontal, frictionless surface, and are pulled to the right with a force Fext = 2.4 N. With the three mass values given as m1 = 604 g, m2 = 744 g, and m3 = 693 g. Calculate the

    asked by Hannah
  188. math

    The question is 25squareroot symbol 24 divided by 5 square root symbol 2

    asked by eric
  189. Geography Hook for Presentation

    Were doing a 5 minute presentation to the class on tornadoes comparing the Tornados in Region, to Barrie Canada. Just wondering if anyone had any creative ideas we could use to hook the class in to this topic! any suggestions would be wonderful, Thanks

    asked by Leah
  190. math

    how knowing the number of pennies in one jar can help you estimate the number of pennies in a second jar that is four times as large. give me an example.

    asked by jasmin
  191. Cultural Diversity

    Post your response to the following: If someone made the below statements to you, how would you explain that the statements are misconceptions? Include whether you think most Americans believe these misconceptions, and why or why not.

    asked by jckkoo
  192. English

    What is a just so story?

    asked by Anita
  193. Grammar

    Analogies-- 1. Fabricate::Excuse a.Sew::Needle b.Interview::Reporter c.Tell:Story 2.Martial::Weaponry aSold::Sales Person b.Soft::Wool

    asked by Niley
  194. algebra

    what are at least 3 points that equals this equation 3+y=(x-5)^3

    asked by kim
  195. Accounting

    On Jan 1, 2009 the following activitis occurred: a) ICDI, a consulting services company, was orgainized and issed 10,000 shares of capita stock in exchange for $500,000 cash. b)UCDI entered into an agreement with a landlord and paid $60,000 or 6 months

    asked by Bel
  196. add this

    (4)+6+45=x

    asked by arturo
  197. biology

    it is everything that occupies a place in the space

    asked by erin
  198. SOCIAL STUDIES

    without our two great political parties cutting acrOSS ECONOMIC AND GEOGRAPHIC INTEREST, DEMOCRACY AS WE KNOW IT COULD NEVER HAVE BEEN MADE TO FUNCTION, THE AUTHOR OF THIS STATEMENT PROBABLY MEANT?

    asked by TASHA
  199. english grade 6

    what is a double consonant?

    asked by Matt
  200. english

    Draw a line under the complete predicate. Circle the simple predicate.. My hikers' club went to the Mojave Desert. We drove to Joshua Tree National Monument. I climbed boulders with our group leader.

    asked by jasmin
  201. simple subjects

    Our tour guided took us to some of the shops after lunch.

    asked by jasmin
  202. 6th grade

    i need a picture with all the contents

    asked by dante
  203. english

    how does the poet use the image to promote his point of view in the poem Vulture

    asked by Lucie
  204. Physics

    A standard man wants to do reverse curls in a gym. He holds his arms straight, using an overhand grip to hold the bar. If the mass of the bar is given as 140 kg, what is the tension in each of his shoulders? Consider the weight of the arm and the weight of

    asked by Natasha
  205. PRE ALGEBRA

    On an NBA team the two forwards measure 6'8" & 6'6" and the two grounds measure 6'0" & 5'9". how tall a center should they hire if they wish to have a starting team average height of at least 6'5" ?

    asked by AFaith
  206. biology

    i am writing this lab in seed germination and this is my hypothesis: If there is high amount of salt in the soil then it affects the biological process. i don't know how to explain it i mean the hypothesis is clearly explained... how to expand it ? or

    asked by Anonymous
  207. math

    he threw 3 balls and scored 19 points. How much is each ball worth?

    asked by tom jones
  208. Physics

    Imagine a right-angle triangle with angle θ = 40o on the left. The serves as an increasing slope. On the slope is an object of mass m1= 340 g on an inclined surface. The angle of the inclined surface is θ = 40o with the horizontal. The object m1 is

    asked by Leah
  209. Science

    when volcano erupts do earthquake occur during the eruption please help

    asked by Tony
  210. Language

    Instead, he enjoyed looking for hours and hours... In this phrase is the word looking a noun, adjective,verb, or an adverb?

    asked by Elisa
  211. drwls

    thankyou for your help its helped me alot you are a star!

    asked by dominique
  212. math

    use the digets 2,4,6,and 8 to create an expression with a value of 2

    asked by Ivan
  213. drbob222

    thankyou for your help its helped alot.you are a star!

    asked by dominique
  214. Physics

    a standard man wants to do reverse curls in a gym. He holds his arms straight, using an overhand grip to hold the bar. If the mass of the bar is given as 140 kg, what is the tension in each of his shoulders? Consider the weight of the arm and the weight of

    asked by Alex
  215. math

    Decide if the following statement is true: Two concurrent lines can never be perpendicular. Explain why or why not?

    asked by Ken
  216. Algebra

    How do you change an equation to standard form (Ax+By=C) when given the slope and a point on the line? Does A,B, or C represent anything singificant like slope or x or y intercept?

    asked by Rylie
  217. math

    What are consecutive numbers? I don't get this question, "Is it possible that 3 consecutive numbers can be prime factors?

    asked by Laurel
  218. math

    Use the associative property of addition and the distributive property to justify that a(b+c+d) = ab +ac+ad Help? I don't know what it's asking..

    asked by jane
  219. math

    Thanks for all of the math help!!

    asked by Laurel
  220. chemistry

    The cost on the shipping of chemicals is dependent upon the weight of cargo upon loading. You have a choice of purchasing 9,000 gallons of ethanol from Florida or Minnesota. The temperature of the cargo leaving Minnesota is 15.0oC while the temperature of

    asked by Mitchell
  221. french

    can you check these you cannot eat a lot of chocolate tu ne porrais pas manger beaucoup de chocolate you could go running every weekend tu porrais aller courir chaque week-end you couldn't go swimming after you just ate tu ne porrais pas aller nager apres

    asked by georgie
  222. chemistry

    What it the percentage of sulfur and copper(I) sulfide, Cu25

    asked by Tierney
  223. math

    A basketball tournament starts with 64 teams. After one loss the team is out. How many games will the winning team play in the tournament?

    asked by ladoo
  224. math

    A group of students are standing in a circle. Each student faces someone across the circle. If student 2 faces student 9, how many students are in circle?

    asked by ladoo
  225. Physics

    a standard man intending to do reverse curls in a gym. He holds his arms straight, using an overhand grip to hold the bar. If the mass of the bar is given as 140 kg, what is the tension in each of his shoulders? Consider the weight of the arm and the

    asked by lynn
  226. socials

    look up these people or places and state who or what they are: Bastille: royal prison and fortress Corday: a Girondist who assassinated a leading Jacobin, Jean-Paul Marat Feudal: economic and social Girondists: One of the most important clubs, whose

    asked by Emma
  227. Physics

    Imagine a right-angle triangle with angle θ = 40o on the left. The serves as an increasing slope. On the slope is an object of mass m1= 340 g on an inclined surface. The angle of the inclined surface is θ = 40o with the horizontal. The object m1 is

    asked by lynn
  228. science

    Does anyone have some good info about plant and animal cells?

    asked by Laurel
  229. math

    6+3h=-3, how do i get "h" by itself?

    asked by Anonymos
  230. english

    how does achebe use the image to promote his point of view

    asked by Anonymous
  231. rr

    What insights or reactions do you have concerning what you now know about the field of business?

    asked by Anonymous
  232. language

    Does anyone have any good morals or ideas for writing a parable?

    asked by 1234
  233. chemistry

    Sorry bobpursley for the multi post< i kept posting it wrong. thanks for yur help

    asked by Tierney
  234. Proper Grammar

    I am just editing my essay for my one class and this is a question I always get stumped on which is the proper way. Would a comma or period go inside the quotation marks, or outside? Example, "The dog ran extremely fast." "The dog ran extremely fast". and

    asked by Kelsey
  235. Language Arts

    What is a good HOOK or eyecatcher for this topic? Topic: The importance of Computers in school.

    asked by Sally
  236. science

    How do I find what are challenges and urbanization in the 1996 Dubai awards? Some ideas on what to look for

    asked by mary
  237. science 275

    how to find what benefits and challenges of urbanization in 1996 ubai awards?

    asked by Mary
  238. catholic religion

    thank you markricebowl for your help. my teacher wants us to get the answer by reading Ezekiel 18: 1-32 but i am still comfused please help i need to give it tomorrow morning........thanks.

    asked by heather
  239. Physics

    There is a 5kg box sitting on top of a 10kg box. The static friction between them is .5. What is the maximum tension that can be placed on the bottom box without causing the 5kg box to slip. The surface is flat.

    asked by Kathy
  240. science

    I am not really sure about the cell thing, I am just not really getting the full concpet.

    asked by 1234
  241. to mattsricebowl/religion

    thank you mattsricebowl for your help. my teacher wants us to get the answer by reading Ezekiel 18: 1-32 but i am still comfused please help i need to give it tomorrow morning........thanks.

    asked by heather
  242. social studies

    why did people settle in southern mesopotamia?

    asked by Jazz
  243. math

    Find all numbers for which the rational expression is undefined 9 divided by 8w + 9

    asked by pepi
  244. world geography

    east timors violent fight for independence devolped primarily from: A)***ethnic differences and conflicts between christians and muslims B)u.s involement in indonesian affairs C )the activities of french colonist in indonesia in the 1700s D)the rise of

    asked by henry
  245. w.g

    early cultures devolped in southeast asia through: A)extensive marititme trade B)***isolated pockets of ethnic devolpment C)contact with europeans traders D)contact with christians missionaries my choice is b

    asked by henry
  246. simple subjet

    A fifteen-year-old girl was awarded first prize a brand-new kite.

    asked by jasmin
  247. Calculus

    f(x) = sq.root(e^2x+1), then f'(0)= a. -sq.root(2)/2 b. sq.root(2)/4 c. sq.root(2)/2 d. 1 e. sq.root(2)

    asked by Lauren
  248. math for 6 grade

    write and solve an eqution for the following: there are 17 children in the class. 5 more join the class. how many students are in the class.

    asked by math for 6 grade
  249. writing

    I have to use the word wanton in a sentence as a noun, I can't come up with anything, any suggestions?

    asked by Alyssa
  250. U.S goverment

    what were the reasons our fathers created 3 different branches of goverment??

    asked by Mary
  251. science(cells)

    CAN YOU SEE THE CYTOPLASM OF A CELL IN ANY LIGHT MICROSCOPIC POWER?

    asked by JEFF BOMB
  252. Mass Communication Studies

    What legal issues must be considered when digitally manipulating images downloaded from the Internet for use in a new book?

    asked by Beth
  253. PE

    What is BTEC Sport and what is it about?

    asked by Johnny
  254. 2nd grade

    what is a part of the earth that is shaped in a special way, is that a landform

    asked by mike
  255. world history

    What is the historical significance of the stamp act?

    asked by worldhistory12345
  256. Physics

    you a resident physician are reading the medical chart o a normal adult female patient carelessly one of the nurses has entered this nurse's suggestion is physically reasonable: (a) the number is 150 and units are kilograms. (b) the number is 4.25 and the

    asked by Nick
  257. Math

    What is another way of naming 541,000?

    asked by Itzel
  258. simple subjects

    Fifty contestants are competing for first prize this year.

    asked by jasmin
  259. math

    Write each ratio as a fraction in simplest form : 11 1/3 out of 50 2/3, 5 1/4 out of 20 3/4, 28 1/2 : 30 1/4

    asked by Brooke
  260. Writing

    would this sentence be using the word incognito as an adverb or noun? The superstar went incognito so that she could enjoy her vacation without any autograph signing.

    asked by Alyssa
  261. MATH

    FOLLOW THE ORDER OF OPERATIONS TO FIND THE VALUE OF EACH EXPRESSION. 45 DIVIDED BY 9 MULTIPLE 3 =

    asked by Bradley
  262. social

    The direct approach for delivering bad news is best for persons who A) you do not know well. B) prefer straightforward messages. C) are unfamiliar with your company. D) All of these. im not sure if the direct approach is based on people knowing each other

    asked by Eric
  263. Agebra 1

    Is it possible for the additive inverse of a number to be its reciprocal?

    asked by Shavaleir
  264. algebra

    a car goes at a constant speed for 120 kms, on the way back he goes at half the speed. he drives for a total of 4 hours and 30 minutes. what are the two speeds?

    asked by Kayley
  265. history

    what is the name of the pennsula east of virginia

    asked by mimi
  266. 7th grade

    WHICH OF MNEWTONS LAWS EXPLAINED WHY THE BALLON MOVED ? WHY?

    asked by Anonymous
  267. French

    Can anyone give me ideas on how to learn the verb 'avoir' and to know the subject pronouns. Thankd

    asked by Lewis
  268. world geography

    the word aborigine comes from the latin ab orgine and means: A)"the people" B)**"from the beginning" c)"out of the earth" D)"to the end"

    asked by henry
  269. hsitory

    what caused the Punic Wars? how did the wars contribute to Rome's empire?

    asked by j cook
  270. history

    who explored the swamp area in the coastal plain in virginia

    asked by mimi
  271. social studies

    What contributions did Abraham Lincoln make before his death?

    asked by Scout
  272. world geography

    because _____,oceania became a region of many different languages A)various cultures groups refused to speak to one another B)each group considered its language a scared gift not to be shared C)**indigenous peoples were separated by mountains deserts and

    asked by henry
  273. MATH 116

    In your industrial oven, you bake two baking sheets with 12 scones each, two baking sheets with 20 cookies each, and one baking sheet with 2 scones and 10 cookies. Write an expression that illustrates the total cost of all baked goods in the scenario above

    asked by ggift
  274. world geography

    what do australia and new zealand must import? machinery and raw materials to set up export manugfactoring

    asked by henry
  275. physics

    what does the shape of a distance vs. time graph indicate?

    asked by hello
  276. geography

    whats the name of one of the states to the west of virgiia

    asked by tata
  277. Statistics

    A researcher interested in relationships developed a questionnaire that measures the degree of affection adult men feel for their fathers. She has found that for the general population the distribution is skewed to the right, the mean degree of affection

    asked by stat