Questions Asked on
November 23, 2009

  1. 9th grade

    Who discovered the world's smallest glacier?

    asked by Anonymous
  2. physic

    Need Help please. Consider the following mass distribution where the x and y coordinates are given in meters: 5.0 kg at (0.0, 0.0) m, 3.0 kg at (0.0, 4.3) m, and 4.0 kg at (2.8, 0.0) m. Where should a fourth object of 8.2 kg be placed so the center of

    asked by Chan
  3. math

    A normal person blinks about 25 times per minute "when awake". a) How old will you be on your next birthday? b) To the nearest million, how many times will you have blinked on your next birthday? Assume you sleep 8 hours each day. And the first answer will

    asked by linda
  4. chemistry

    if 0.225 mol of tin combined with 0.450 mol sulfur, what is the empirical formula of the tin sulfide product?

    asked by Anonymous
  5. Chemistry

    What volume of ethylene glycol (C2H6O2), a nonelectrolyte, must be added to 13.7 L of water to produce an antifreeze solution with a freezing point of -30.0¡ÆC? (The density of ethylene glycol is 1.11 g/cm3, and the density of water is 1.00 g/cm3.)

    asked by fdqed
  6. physics

    Mercury is an average distance of 5.79 x 107 km from the Sun. Estimate the length of the Mercurian year given that the Earth is 1.50 108 km from the Sun on the average. An explanation of how to do this would be great, thanks.

    asked by Anonymous
  7. Calculus

    A large tank is filled with 200 gallons of pure water. Brine containing 1 pound of salt per gallon is pumped into the tank at the rate of 5 gallon per minute. The well-mixed solution is pumped out at the same rate. (a) Find the number A(t) of pounds of

    asked by Thomas
  8. physics

    A playground merry-go-round has a disk-shaped platform that rotates with negligible friction about a vertical axis. The disk has a mass of 210 kg and a radius of 1.8 m. A 35- kg child rides at the center of the merry-go-round while a playmate sets it

    asked by john
  9. French

    Complétez avec l’article défini ou indéfini qui convient. 1. Vous aimez __ou__ cinéma ? 2. Vous avez l’appartement ? 3. Vous connaissez __les__ enfants de Michel ? 4. Je voudrais __le__ morceau de pain. 5. Vous lisez ____ journaux ? 6. Il a ____

    asked by Jenny
  10. AP Chemistry

    A 25.0g sample of glucose, C6H12O6, dissolves in 525mL of distilled water. a. what is the boiling point elevation of the solution over the pure solvent? b. At what temperature will the solution boil at sea level? --- I'm not a fan of these types of

    asked by Nikki
  11. MATH

    Decide if the given number is a solution to the given equation. 24/X = 2; 3

    asked by Matt 2000
  12. Physics Work and Energy

    A 55 kg trampoline artist jumps vertically upward from the top of a platform with a speed of 5.5 m/s. (Ignore small changes in gravitational potential energy.) (a) How fast is he going as he lands on the trampoline, 3.0 m below? (b) If the trampoline

    asked by DJ
  13. college math

    a bag contains 7 red chips and 9 blue chips. Two chips are selected randomly from the bag without replacement. What is the probability that the two chips are the same color? If someone could just point me in the right direction for the many equations I

    asked by Lauren
  14. physics - please help

    A 0.455 kg wood block is firmly attached to a very light horizontal spring (k = 160 N/m). It is noted that the block-spring system, when compressed 5.0 cm and released, stretches out 2.3 cm beyond the equilibrium position before stopping and turning back.

    asked by Shane
  15. U. Physics

    Two loudspeakers are placed 3.00m apart. They emit 485 Hz sounds, in phase. A microphone is placed 3.20m distant from a point midway between the two speakers, where an intensity maximum is recorded. How far must the microphone be moved to the right to find

    asked by Taylor
  16. physics

    Jane, looking for Tarzan, is running at top speed (4.3 m/s) and grabs a vine hanging vertically from a tall tree in the jungle. How high can she swing upward?

    asked by Anonymous
  17. Physics

    A vertical spring (ignore its mass), whose spring constant is 980 N/m, is attached to a table and is compressed 0.160 m. (a) What speed can it give to a 0.400 kg ball when released? (b) How high above its original position (spring compressed) will the ball

    asked by Anonymous
  18. physics

    Two vehicles with the same mass collide and lock together traveling 28 m/s at 37 degrees north of east after the collision. How fast was the car traveling that was heading north while the other vehicle was traveling east?

    asked by ronnie
  19. physics

    an ant walk 1 meter west and then 3 meters north whats is the ants direction in degrees

    asked by Baghdad
  20. Chemistry.

    What volume of ethylene glycol (C2H6O2), a nonelectrolyte, must be added to 13.7 L of water to produce an antifreeze solution with a freezing point of -30.0¡ÆC? (The density of ethylene glycol is 1.11 g/cm3, and the density of water is 1.00 g/cm3.)

    asked by ?
  21. business

    Young, innovative, and high-tech firms often adopt the strategy of ignoring historical management approaches and attempting to do something radically new. In what ways will this strategy help them? In what ways will this strategy hinder them?

    asked by Anonymous
  22. chemistry

    What volume of ethylene glycol (C2H6O2), a nonelectrolyte, must be added to 13.7 L of water to produce an antifreeze solution with a freezing point of -30.0¡ÆC?

    asked by yutyh
  23. PHYSICS

    Two metal rods -- one copper the other aluminum -- are connected in series, as shown in the figure below. Note that each rod is 0.525 m in length, and has a square cross section 1.25 cm on a side. The temperature at the copper end of the rods is 2.00°C;

    asked by jawn
  24. chemistry

    How many grams Of KCI are dissolved in 100g. of water at 50 degrees?

    asked by Mary Ann
  25. world history quick question

    Is this correct? After Napoleon, France was governed until 1830 by A. A king B. an emperor C. a constitutional monarchy D. the constituent assembly Is the answer A

    asked by Jasmine
  26. physics

    Is it true that when a baseball player hits a home run, the baseball receives a greater impulse from the bat than the bat does from the ball? My thinking is that everything should be equal so I would answer this question false-am I correct?

    asked by ronnie
  27. Socials-Ms. Sue

    The steam engine changed society by the ingenious application of its power to kinds of work that formerly taxed the physical energies of the human race.

    asked by Sara
  28. the odyssey

    when does Odysseus reveal his identity? how has he been careful in keeping that information to himself from Books 5-8?

    asked by Anonymous
  29. Math

    There are 8 members on a board of directors. If they must form a subcommittee of 3 members, how many different subcommittees are possible?

    asked by Lyndse
  30. science

    Hi again. A question about the digestive system. How does the digestive system help the circulation system to function properely? I was thinking that the answer would be that... Because the function of the digestive system is a chemical and physical

    asked by 1234
  31. MATH

    Could someone please double check me? ------------------------------------------ A Developer works 40 hours per week at $30 per hour. He or she earns : 40 hours x $30.00 per hour = $1200.00 - per week. The four developers earn : 40 hours x $1200.00 =

    asked by Rachel
  32. managerial economics

    Appalachian Coal Mining believes that it can increase labor productivity, and therefore, net revenue by reducing air pollution in its mines. It estimates that the marginal cost function for reducing pollution by installing addtional capital equipment is

    asked by joy
  33. language

    fill in the missing words. The goat went ___________ - ___________ over the bridge. words to use are tree, track, trickle, treasure, tray trick, truck, tram, trip, try, triangle, trap

    asked by Mulalo
  34. physics

    An object in the vacuum of space orbits the earth at a fixed speed in a circular orbit several hundred miles above the earth. What can we conclude about the reaction force? Is A the correct answer? a) That there is no reaction force-the net force on the

    asked by ronnie
  35. College Math

    Im having a hard time trying to figure out how to do this problem: A plane can fly 150 mph in calm air. Flying with the wind, the plane can fly 350 mi in the same amount of time it takes to fly 250 mi against the wind. Find the rate of the wind.

    asked by Leah
  36. Chandra

    A building is the shape of an airplane hanger (a half cylinder). Construction for the foundation (rectangular part) costs $30 per square foot, the sides (semicircle bases) cost $20 per square foot and the roofing cost $15 per square foot. The volume of the

    asked by Luke
  37. Physics

    A rocket with a mass of 345 kg is launched vertically. the engine produces a thrust of 17000 N. Neglect air resistance. a. How would I determine the weight of the rocket? b. What is the net force being applied to the rocket?

    asked by Krista
  38. R-values(physics)

    The ceiling of a single-family dwelling in a cold climate should have an R-value of 25. To give such insulation, how thick would a layer have to be if it were made of each of the following materials? (a) polyurethane foam (thermal conductivity k = 0.024

    asked by Ray
  39. physics

    an ant walk 1 meter west and then 3 meters north whats is the ants direction in degrees

    asked by Anonymous
  40. reading

    thank u mrs sue

    asked by Katherine
  41. algebra

    A student walks and jogs to college each day.She averages 5km/h walking and 9km/h jogging.Tha distance is 8km and she makes the trip in 1 hour. How far does she jog?

    asked by kathy
  42. Finance

    Jean will receive $8,500 per year for the next 15 years from her trust. If a 7% interest rate is applied, what is the current value of the future payments? Describe how you solved this problem, including which table (for example, present value and future

    asked by Anonymous
  43. math

    x has 3 digits. the tens digits is half the hundreds digits. the number is odd.the sum of the digits is 9

    asked by hamza
  44. managerial economics

    Entry of new airlines to the CARICOM region is severely restricted and as a consequence regional airlines charges higher airfares than US airfares for routes of comparable distances. An airline expert estimates the annual air travel demand between Trinidad

    asked by bernadette
  45. SCIENCE

    This assignment is dealing with the electromagnetic spectrum. I have some questions to ask you. 1. Which waves can be used to SEE molecules? 2. Why can't you use visible light to SEE molecules? 3. Some insects like bees can SEE light of shorter wavelengths

    asked by Hayley
  46. calculus

    Find the equation of the non-vertical asymptote. y=?? 5x^3+5x^2+8x-7/-9x^2+9x+9 What is the smallest value of x at which f(x) intersects its non-vertical asymptote?

    asked by alex
  47. physics

    A 2000 kg space probe is moving rightward in empty space along the x axis at 12 m/s. One of the probe’s rockets is fired providing a thrust of 1800j N along the y axis. The rocket fires for 1.5 s. How can I derive the equation for the trajectory of the

    asked by jon
  48. 9th grade

    each question is 10 points each, and i don't get 4 questions. I am in Earth Science and in 9th grade i would appreciate it if some one would help me. THANKS ! Where have earthquakes occurred most frequently during the last one hundred years? 1) in the

    asked by Alicia
  49. Math

    A cyclist and a jogger start from a town at the same time and head for a destination 6 mi away. The rate of the cyclist is twice the rate of the jogger. The cyclist arrives 3 hr ahead of the jogger. find the rate of the cyclist. This is what i got so far

    asked by Jamie
  50. physics

    A wooden cart with frictionless wheels on level ground is given a push of 45.0 N. What must be the mass of the cart if it accelerates at 0.500 m/s/s? I know I need to use F=MA, but I was wondering if 45.0 N is the net force. If it's not, how would I find

    asked by Misty
  51. history

    what is reppublicans view on stem- cell research describe it 3-5 sentences PLEASE help

    asked by melissa
  52. Literature

    15. Which of the following word pairs from the poem "Combing" is the BEST example of alliteration? a. comb/bone b. bending/bow c. tearing/preparing d. early/now Not sure... Thanks -MC

    asked by mysterychicken
  53. chemistry

    Calculate the amount of heat (in calories) released when the 1.2 g sample was burned.

    asked by Joevonie
  54. biotechnology!!

    I'd greatly appreciate if some one could very briefly inform me on any two techniques used in agricultural biotechnology - one that relies on new biotechnology (ie molecular) and one that relies on old biotechnology (ie not molecular!) and the same for

    asked by sherry
  55. physics

    A string is hanging from the rearview mirror of you car and a ball is at the end of this string. Suppose that you drive around a circular track at fixed speed. Which list below gives all the forces that act on the ball? A) tension and the force of gravity

    asked by julia
  56. physics

    Momentum is conserved whenever total mechanical energy is conserved. I believe this is false. Am I correct?

    asked by julia
  57. Socials-Ms. Sue

    I decided to expand my previous answer A transformation system can help or hinder industrialization because well, with a highly developed transformation system you can produce products in better working conditions. It would be much easier to transport

    asked by Sara
  58. physics

    An object in the vacuum of space orbits the earth at a fixed speed in a circular orbit several hundred miles above the earth. What can we conclude about the reaction force? I think the answer is B but not sure. a) That there is no reaction force-the net

    asked by maggie
  59. Precalculus

    "Sketch the ellipse. Find the coordinates of its vertices and foci. 34. x^2 + 25y^2 - 6x - 100y + 84 = 0 (Hint: Complete the squares in x and y. Begin by writing the equation in this form: (x^2 - 6x + ___) + 25(y^2 - 4y + ___) = -84.)" ==> I used the hint

    asked by Emily
  60. trig

    unsure how to find phase shift,vertical shift of y=-2cos(x+3.14/4)+5

    asked by Brandon
  61. organic Chemistry

    In my Organic chemistry lab, the calculated enantiomeric excess was over 100% . Is this possible? and If not, what sort of error could have been made? *the observed optical rotation was read correctly

    asked by jenny
  62. Biology

    Please Help. In the Cardiovascular system of a rat, what would you label on a dissection paper, the heart, spleen, blood and blood vessels? That's what I'm showing in my notes but can't find a web site. Thanks

    asked by Mike
  63. American National Government

    What is the American political system's greatest strengths and weaknesses? Here is what I have so far: One of the strengths is the federal government shares soveteignty with the states as well as the Supreme Court balancing the rights of each state.

    asked by B.B.
  64. MATH

    Find the slope of the line passing through the pair of points. ( -5, 5) and ( 9, 7)

    asked by KATELYNN
  65. managerial economics

    I have no idea what e=a+bn E is the total earnings of the motion picture industry measured in dollars per year and N is the number of tickes sold in December. First question: How well do movie ticket sales in December explain the level of earnings for the

    asked by joy
  66. math

    A discount store takes 50% off of the retail price of a desk. For the store's holiday sale, it takes an additional 20% off of all furniture. The desk's retail price was $320. How much is the desk on sale for during the holiday sale?

    asked by joli
  67. North & Central America Social Studies

    what is the lish region that formed a great arc from the eastern shore of the Mediterranean Sea to the Persian Gulf?

    asked by cara
  68. physics

    One glider with a mass 0.2 kg and a speed of 3.5 m/s traveling east collides with another glider with mass 0.5 kg and a speed of 2.0 m/s moving west. They collide and stick together. Calculate the net mechanical energy and is it a loss or gain?

    asked by julia
  69. Algebra

    please help me!! Solve by elimination method: 3r - 5s = 6 5r + 3s = 44 I thought that I could do vertical addition,when I do, I get 8r - 2s = 50...........but none of the variables are eliminated.

    asked by ggift
  70. geometry PLZ HELP!!!!

    how do write and graph a coordinate proof? Isoceles triangle ABC with AB congruent to BC perpendicular bisector BD from B to AC

    asked by synester
  71. physics

    A 2.0 kg particle is moving along the x axis to the left with a velocity of v= -6.0 m/s. Suddenly, between times t =0 and t = 4.0 x a net force = 3t^2 – 12t is applied to the particle, where F is in N and t is in s. Calculate the velocity of the particle

    asked by julia
  72. English

    1. Did Mr. Fleming save Sir Winston Churchill when he was in a swamp/bog? (is this story real?) 2. What saved Winston Churchill? - It's penicillin. - It was penicillin. (Which answer is grammatical?) 3. Sir Winston Churchill 3-2. Sir Winston 3-3. Sir

    asked by rfvv
  73. social studies

    how were the explorations of francisco pizarro and hernando cortes similar? how were they differnt discribe the lands the french explored in the new world you ahve read about countries that explored and claimed lands in the americans what changes occurred

    asked by garrick
  74. calculus

    [integrals]2/tsqrt(t^4+25) integrals of two over t square root of t to the 4th plus 25

    asked by steve
  75. quick question on a poem

    Can someone give me a short summary on Phenomenal Woman by Maya Angelou.

    asked by Crystal
  76. Managerial Economics

    In a perfect competitive market, industry demand is P = 850 – 2Q, and industry supply is P = 250 + 4

    asked by Dinish
  77. Economics-HELP!

    1. Consider testing of chemicals for potential carcinogens. To properly test each chemical costs $10 million. If Q chemicals are tested a typical household places value $(1 - 0.01×Q) on each chemical tested. There are 100 million households in the U.S.

    asked by anonymous
  78. Algebra

    How do you factor x-5x^3-6x^3? Thanks!

    asked by Jaz
  79. Algebra

    How do you solve an equation with a fraction like x^(2/3) +13=17. I don't think the quadratic formula would work for this method, and neither would completing the square. What should I do?

    asked by Leyla
  80. physics

    Is it true or false that momentum is conserved when total mechanical energy is conserved?

    asked by julia
  81. financial accounting

    Review the annual reports for PepsiCo, Inc. and The Coca-Cola Company in Appendixes A & B, especially the Consolidated Statements of Income and the Balance Sheets on pp. A4, A6, B1, & B2 of Financial Accounting

    asked by texas
  82. chemistry

    write the reaction for the neutralization of nitric acid with calcium hydroxide.

    asked by rita
  83. us history

    Give three reasons why immigrants left their own countries for the US?

    asked by Anonymous
  84. english

    Can someone please tell me whats wrong with this sentence, and what can be added to make it a strong objective ----- To achieve academic superiority in a competitive environment while building a great base of community service work for aiding those around

    asked by josh sander
  85. 4th grade-math

    Jeff runs 52 miles a week. How many weeks have passed since he was running 25 miles a week?

    asked by tyler
  86. Physics

    A 15.0 kg bucket of water is raised from a well by a skinny rope. What amount of force is exerted on the rope to just support the bucket when it stopped half way up?

    asked by Genna
  87. Physics

    If a sample of a radioactive isotope has a half-life of 5 year(s), how much of the original sample will be left at the end of the second year? How much will be left at the end of the third year of thr original sample? How much will be left at the end of

    asked by TITA
  88. physics

    A 2000 kg space probe is moving rightward in empty space along the x axis at 12 m/s. One of the probe’s rockets is fired providing a thrust of 1800j N along the y axis. The rocket fires for 1.5 s. How can I derive the equation for the trajectory of the

    asked by julia
  89. maths linear programming

    alright.. this is the question i got.. JJ Manufacturing has three factories (1,2,3) and three distribution centers (A,B,C). shipping costs from the factories to the distrubution centers is as follows from factory 1 to center A: $6 from factory 2 to center

    asked by dave
  90. Statitic

    following data values are a simple random sample from a population that is normally distributed, with ssquared=25.0: 47, 43, 33, 42, 34, and 41. Construct and interpret the 95% and 99% confidence intervals for the population mean.

    asked by Jennifer
  91. Socials

    With someone, I have to brainstorm the ways that the steam engine would change society. This is what I have so far: The steam engine would burn off water instead of anything toxic, it could be used usefully in factories by the factory workers-would help

    asked by Sara
  92. Algebra

    How do you solve for x in (3/4)x^2-12? I'm not sure how to factor this, unless there's another way to solve.

    asked by Leyla
  93. Factoring

    Can you show me how to factor x-5x^2-6x^3, and why each step is done? I'm not sure how to factor something where the x is in front instead of the highest power, and something with both a ^2 and ^3 variable. Thanks!

    asked by Jaz
  94. history

    Could you direct me to some information on the US foreign policy 1895-1945. I have to prove it was selfishly motivated and conducted solely for the benefit of america itself. TY LMM

    asked by lm
  95. physics

    Is it true or false that when a baseball player hits a home room, the baseball received a greater impulse from the bat than the bat did from the ball?

    asked by julia
  96. Literature

    3. A haiku allows readers to a. share a lifetime of experiences b. share a special moment c. focus on surface details d. understand Japanese history I've asked this one before but I forgot the answer to it... Thanks -MC

    asked by mysterychicken
  97. English

    1. In time, Mr. Fleming's son graduated from a top medical school in London. (What is the meaning of "In time"? What other expressions can we use?) 2. You have to come to the party in time. (What about 'in time' here? What is the difference of 'in time'

    asked by rfvv
  98. scientist

    Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard

    asked by kaity
  99. physics

    Is it true that when a baseball player hits a home run, the baseball receives a greater impulse from the bat than the bat does from the ball?

    asked by ronnie
  100. Com 220

    Do you think this is a good thesis statement? Illegal drugs are very harmful and has the capability of dragging an individual towards death and destruction.

    asked by MS. Worsham
  101. physic

    hi,need help please.thank. A car is designed to get its energy from a rotating flywheel (solid disk) with a radius of 2.00 m and a mass of 525 kg. Before a trip, the flywheel is attached to an electric motor, which brings the flywheel's rotational speed up

    asked by Chan
  102. management

    The employee's performance objectives a. are designed by th employee only, b. ignore past work goals and objectives c. are designed by the supervisor only d.outline the employee's goals for the coming year.

    asked by stella
  103. GSU

    I have to fill out the college application for Georgia State University, and I'm really getting late on that. can someone give me the link to it please. or tell me where to find it on their site i don't think i saw it on their website

    asked by y912f
  104. Math

    simplify: Radical 108a - Radical 27a

    asked by Jaison
  105. physics

    An object in the vacuum of space orbits the earth at a fixed speed in a circular orbit several hundred miles above the earth. What can we conclude about the reaction force? a) That there is no reaction force-the net force on the object is zero, so the

    asked by julia
  106. chemistry

    how do i determine the number of moles of each ion produced as well as the total number of moles of ions produced when 1 mole of KI dissolves in water?

    asked by lynda smith
  107. psy

    I NEED HELP ON THE NEXT WORLDS PLEASE i need the definition also please 1. Performance goals 2. Mastery goals 3. The effect of praise 4. Expectations and self-efficacy

    asked by maria
  108. physics

    Is this a trick question? In order to move a heavy object you must push against it with a larger force than it pushes on you. Is this true or false?

    asked by ronnie
  109. Chemistry bonds

    Hi. I need help figuring this out. I am lost. Thanks. For the molecule, CBr4, determine the following: Name- Carbon Tetrabromide Electron-Dot Formula-? Molecular Shape-? Polarity of bonds (draw dipoles)-? Polarity of molecules-? Type of intermolecular

    asked by Robert
  110. college

    In traditional brainstorming, individuals or groups of people compile ideas on a topic, but do not evaluate or organize the ideas presented. In contrast, mind-mapping —also called concept mapping—visually places thoughts into categories. Resources:

    asked by amanda
  111. physics

    Is this true or a trick question? In order to get a piano to start moving, you must push against it with a larger force than it pushes on you?

    asked by julia
  112. reading

    what are external and internal conflicts

    asked by Katherine
  113. calculus

    find all the numbers c that satisfy the conclusion of rolle's theorem.... f(x)= cos 2x on the interval [0,3]

    asked by jackie
  114. algebra

    The equation y= -1777x+27,153 can be used to predict the number of gun deaths in the united States x years after 2000. Predict the number of gun deaths in 2006 and 2007. In what year will the number of gun deaths be 12,937?

    asked by Terri
  115. Math

    Does (-7/4i-1) symplify to be -7(1+4i)/18

    asked by Nayla
  116. physics

    please help--I don't understand how to get started! A small particle of mass 2.0 x 10^-19 kg is attached to a nanofiber of relaxed length 0.50 nm (Recall that 1.0 nm = 10^-9 m) . The nanofiber is attached to a substrate (an immovable wall). The plot is a

    asked by julia
  117. RE

    can science prove God exists? thanks

    asked by louise
  118. social studies

    What are all the landforms shared by the US and Caada? I have the Rocky Mountains and the Great Plains. Are those all of them?

    asked by Anya
  119. Algebra

    Is the slope intercept form of x-3y+12=0 y=4+x/3?

    asked by Leyla
  120. PSY

    I NEED HELP ON THE NEXT WORLDS PLEASE i need the definition also please 1. Performance goals 2. Mastery goals 3. The effect of praise 4. Expectations and self-efficacy

    asked by maria
  121. re-Ms Sue ICT

    Ms Sue you are a star thankyou!

    asked by louise
  122. social studies

    Who is Canada's largest trading partner in the Wester Hemisphere? I think it's the US.

    asked by Anya
  123. chemistry

    Titration of Vitamin C tablets Prior to titration, Vitamin C samples were dissolved in dilute sulfuric acid, treated with a 60mL portion of 0.3 M KIO3 and excess KI. Given equations: (1) ascorbic acid + I2 + 2H2O dehydroascorbic acid + 2I^- + 2H3O^+ (2)

    asked by mimi--PLEASE HELP VERY CONFUSED
  124. psychology

    I NEED HELP ON THis WORLDS PLEASE i need the definition please 1. Performance goals 2. Mastery goals 3. The effect of praise 4. Expectations and self-efficacy

    asked by cielo
  125. physics

    How does the mass of a nucleon compare with the mass of an electron?

    asked by Lauren
  126. statistics

    How do you solve this problem? physical therapy reported that it has been estimated that 80 percent of all lower back pain cases are caused by weak trunk muscles. if 15 patients with lower back pain are examined, what's the probability that 1. exactly 10

    asked by rose
  127. Math

    If a two-card hand is dealt from a well-shuffled deck of 52 cards, what is the probability that the hand contains two kings?

    asked by Lyndse
  128. econ

    My professor asked to take the derivative of profit for fun so I just wanted to check if my answer was right. profit=PQ(p,a)-c(q(a))-a dΠ/dQ = -2bQ + (a-c) ≡ 0. Thus, -2bQ = -(a-c) and Q = (a-c)/2b.

    asked by sonia
  129. biology

    do you have basic cell structure typical plant vs animal cells organelles- stucture and function DNA DNA replication

    asked by kate
  130. chem

    If Tums is added to 50.0 of 0.600 , how many grams of gas are produced?

    asked by Anonymous
  131. Math

    Symplify (radical x/8) is the answer x (radical 2)/4

    asked by Jaison
  132. math

    What are the first three common multiples for the numbers 6, 9, and 10?

    asked by Christy
  133. math

    Without graphing, identify the slope and the y-intercept. y = -4x + 5

    asked by marie
  134. MATH

    Find the value of x when y is 5.

    asked by KATELYNN
  135. Math

    Symplify (radical x/8) is the answer x (radical 2)/4 i put it to be (x/2 radical 2)* (Radical 2/radical 2)=(x radical 2/4)

    asked by Nayla
  136. SCAD

    It would also be very helpful if I could get the application link for Savannah College of Art and Design thanks again

    asked by y912f
  137. Statistics

    I want to do an experiment fro my statistics class but I'm not sure if this will work: The effect of color on memory I want to give students a list of words in black and white and give them thirty seconds to try and remember the words. Then, thirty seconds

    asked by Samantha
  138. science

    I wonder what atoms are and what molecules of two element/compounds are?

    asked by didi
  139. physics

    The potential energy of a particle on the x-axis is given by U+ 8xe ^-xsquared/19 where x is 1 meter and U is in Joules. Please find the point on the x-axis for which the potential is a maximum or minimum. I've worked it three times and I get these three

    asked by Ashley
  140. science

    How does the portuguese man of war contribute to science?

    asked by Jack
  141. Physics

    Describe alpha, beta, and gamma rays. What exactly is each ray composed of? What are their characeristic radiation characteristics?

    asked by Lauren
  142. medical terminology

    according to the information in the online article do you think enough steps have been takento reduce errors explain why

    asked by mary
  143. cultural diversity

    Describe the effects of the expansion of race and ethnicity on United States society.

    asked by pam
  144. 4th grade math

    The first question states that Jeff runs 25 miles a week. He wants to run more than 25 miles. If Jeff runs 3 more miles each week, how many miles will he be running 6 weeks from now?

    asked by tyler
  145. English

    Please read this over and let me know if there are any corrections/improvements that I need to change/add..Thank you! Your boss had asked you to set up a meeting with a client, Jocelyn Talbot, for next Wednesday at 2pm. He wants to meet at the King Charles

    asked by Jennifer
  146. world history

    What was one Indian tribe that hunted and trapped furs for traders

    asked by Brandon
  147. biology

    What is the tongue to the tibia?

    asked by anonymous
  148. algebra

    Find the reciprocal of 1/3 (9-4)

    asked by denise
  149. ICT computers

    what measures can a company take to protect their equipment from theft? ive only thought of one:- write the companies name on the equipment

    asked by Racoon
  150. chemistry

    can someone explain a diatomic molecule, monatomic gas and what would happen if a metal atom bond with a nonmetal atom?

    asked by patrick
  151. 3rd grade

    Nouns in the Subject. Example Many people brought their dogs. What is the current answer? dogs or people

    asked by Juliana
  152. math

    2{[5(c-4)+15]-[3(5c-3)+1]} Can someone help me to figure out this equation. I don't remember how to do this with the outside brackets

    asked by jen
  153. RE- Ms Sue + writeacher

    thankyou so much for both your help.:)

    asked by Racoon
  154. Business

    Define tactic in a Business sense. A limited and often short-term plan of action designed to help carry out a strategy. Now can someone help me to improve this definition? Or can you share some of your linguistic knowledge or observation?.

    asked by Ms. Lisa
  155. college

    What is another name for a playwright?

    asked by Josh
  156. managerial economics

    There is a regression model. E= a+bn. Where E is total earnings of the motion pictyre industry measured in dollars per year and N is the number of tickets sold in December. Dependent variable:E R sqaure 08311 F ration 63.96 P value 0.0001 Variable

    asked by cheri
  157. Math

    Given that P(A) = 1/4 , what are the odds against A occurring? I am not sure how to solve this.

    asked by Lyndse
  158. science

    Is oil nonmetallic

    asked by bob
  159. business law

    what relationship do they have? a deed "to A & B, as the Joint tenants with the right of survivorship, and to C & D, as the joint tenants wity the right of survivorship" is the relationship between "A &B" and "C &D" also joint tenancy?? or tenanycy in

    asked by Miss
  160. algebra

    14cents/oz=$ /lb

    asked by sassy
  161. physics

    A small particle of mass 2.0 x 10^-19 kg is attached to a nanofiber of relaxed length 0.50 nm (Recall that 1.0 nm = 10^-9 m) . The nanofiber is the black horizontal line-its attached to a substrate (an immovable wall) on the left. The plot is a graph of

    asked by maggie
  162. PSY220 - Positive Psychologist

    Do you have a recent course syllabus for the Axia College course PSY220-Positive Psychology?

    asked by Violette
  163. science

    compare and contrast cell division and mitosis. give a breif paragraph response.

    asked by dawn
  164. Socials

    Can someone please explain why a transformation system can help or hinder industrialization? I am having trouble on this, thanks in advance

    asked by Sara
  165. Math

    a store owner buys supplies from a vendor for $8,450. the terms of sale are 2/10, n/30. what will the net amount due be if the owner pays the bill by the 10th day after he receives the supplies?

    asked by anon
  166. it

    A project contains Analysis, Definition, Design, Implementation, Maintenance, and Support phases. How do we determine what tasks are assigned to each phase? Provide examples to illustrate your comments.

    asked by meme
  167. language

    how would you abbreviate Jay Paul?

    asked by brittney
  168. math

    write the whole fraction as a whole or mixed number, 13/8?

    asked by William
  169. science

    what does cell division and mitosis have in common?

    asked by dawn
  170. college math

    solve: (3/x)/1=(7/x-20) i keep getting different answers for this question. the last answer i got was 20 (which would make it not a solution) but im not sure if that is right

    asked by monty
  171. Language

    How do you start off a business letter.

    asked by TOM
  172. Pre-Algebra

    I am having trouble understanding how to answer this type of question: Find each procuct or quotient: Express using positive exponents: (b to the power of negative 10)(b to the power of 5)

    asked by Nina
  173. geology

    What is a description of the three branches and three systems of geology?

    asked by jen
  174. Math

    i tried and tried and i cant find the answer. is it not a solution. (3/x)-1=7/(x-20)

    asked by monty
  175. college english

    i have to write a 700 word essay on what will it mean to america if the economy declines in coming decades? What will happen if our debt is controlled by china? should we worry? I need help understanding what would happen if china held our debt

    asked by vanessa
  176. science

    I am labeling the digestive systema and I am kind of stuck. I have looked at many diagrams online,. but I haven't found much help. When labeling the digestive system, there was a blank label pointing to the outside of the stomach. My choices

    asked by 1234
  177. social studies

    describe two approaches or indicators to measuring patient outcomes

    asked by titus
  178. reading

    from what state

    asked by Katherine
  179. psy

    hi, i need help on this assigments can you help me please i need to find the following definitions please help me. 1. The danger of overdiagnosis 2. The power of diagnostic labels 3. The confusion of serious mental disorders with normal problems 4.The

    asked by maria
  180. math

    find the value of the trigonometric functions

    asked by dq
  181. music

    how to make sound ???? nd how do you change pitch ????

    asked by bibi
  182. algebra

    find the reciprocal (-1/7) (14/3) (9)= how do i solve this problem

    asked by denise
  183. Algebra 1a

    translate 25% of 118,250 into an expression.

    asked by Cherry
  184. reading

    by the way what subject do u teach

    asked by Katherine
  185. 8th grade

    i need help with identify population sample and sampling method

    asked by chris
  186. 8th grade

    10m/300cm

    asked by Taylor
  187. social studies

    10 things you are thankful for

    asked by Katherine
  188. spanish

    how do you answer ¿me duele la cabeza-y tú? with direct object pronoun?

    asked by /:
  189. english

    when should parents let teens make their own decisions?

    asked by britney
  190. trig

    find all soultions of the equation sec^s x-1=0 in the interval{0,2pi}

    asked by Michelle