Questions Asked on
November 15, 2007

  1. physics

    Calculate the mass of nitrogen present in a volume of 3000 cm^3 if the temperature of the gas is 22 degrees Celsius and the absolute pressure is 2.00 * 10^-13 atm, a partial vacuum easily obtained in laboratories. The molar mass of nitrogen (N2) is 28

    asked by Jen
  2. algebra.

    problems about angles: Hi. I needed help on some problems for the math section that we are doing in class. I am trying out some problems in my math book, but they prove quite difficult. 1. In a certain parallelogram, if the measure of one angle is 30

    asked by jason
  3. chemistry

    hot-air balloon is filled with air at a volume of 3.64 x 10^3 m^3 at 745 torr at 39C. the air in balloon is heated to 60C, causing balloon to expand to a volume of 4.50x 10^3 m^3. what is the ratio of the number of moles of the air in heated balloon to

    asked by mel
  4. English

    I need help on my essay outline. How could I break down my sub-topic: personal expression into two using the following points; freedom of thought, freedom of speech, freedom of assembly, freedom of conscious, freedom to make choices and freedom to travel?

    asked by Anonymous
  5. Physics

    The Achilles tendon, which connects the calf muscles to the heel, is the thickest and strongest tendon in the body. In extreme activities, such as sprinting, it can be subjected to forces as high as 13.0 times a person's weight. According to one set of

    asked by Schrei
  6. Englih rhymes

    Solutions to th rhymes below are made up of one possessive noun and one plural noun: spectacles for a young lady. tales of a boy named Rory. big meals of some monsters. beds of smelly animals. the concerns of a large animal. the jumps of lambs.

    asked by Anonymous
  7. Physics

    A mass is vibrating at the end of a spring of force constant 225 N/m. On a position x vs time graph, how do you determine: How much energy did this system originally contain?

    asked by Marie
  8. AP Chemistry

    Find the grams of NaF added to 300ml of .2M HF to create a buffer with pH=3.5.

    asked by corey
  9. ap chemistry

    Find the grams of NaF added to 300ml of .2M HF to create a buffer with pH=3.5.

    asked by corey
  10. Physics

    Although a mass on the end of a string can be whirled around in a horizontal circle, (plane of the mass is horizontal), is it possible for the string itself to be horizontal? Explain and justify your answer. I know that it is impossible, because it just

    asked by Hannah
  11. physics

    A copper calorimeter can with mass .100 kg contains .160 kg of water and .018 kg of ice in thermal equilibrium at atmospheric pressure. If .750 kg of lead at a temperature of 255 degrees Celsius is dropped into the can what is the final temperature of the

    asked by Jen
  12. social studies

    what mummy shaped figures were used in the afterlife's fields for the mummy

    asked by emily
  13. History, Art

    I need to find a picture of 2 paintings: Crimson Rambler by Philip Hale and Automat by Edward Hopper. I also need some assistance with this assignment involving these two paintings. I have to outline a story I would write about the woman in the

    asked by Audrey
  14. College Algebra

    Find two consecutive numbers such that the difference of their reciprocals is 1/4 the reciprocal of the small number.

    asked by Courtney
  15. physics

    The speed of propagation of a sound wave in air at 27 degrees Celsius is about 350 m/s. Calculate, for comparison, v_rms for nitrogen (N2) molecules at this temperature. The molar mass of nitrogen is 28.0 g/mol.

    asked by Jen
  16. Math Book

    The actress named, Winnie, on the tv series, The Wonder Years, wrote a math book. I was wondering if y'all have heard of it and or know the name of it? Thanks in advance.

    asked by jules
  17. pre.al.

    find the measure of an angle if the sum of the measures of its complement and supplement is 162 degrees.

    asked by keon
  18. ap chem

    how would you calculate the bond energy of 2h2o2?

    asked by sara
  19. ap chem

    how would you calculate the bond energy of 2h2o2?

    asked by sara
  20. math

    i have a few questions cosx + cosx =2secx ----- ----- 1+sinx 1-sinx cos(x-B)-cos(x-B) = 2sinxsinB csc2x= 1 secx cscx --- 2 cotx= cos5x+cos3x ----------- sin 5x-sin 3x

    asked by jessika
  21. chemistry

    how do you convert joules to kilojoules? example: 2240.48 joules 3887.4 joules 13.85 joules

    asked by Rebekah
  22. English rhymes/riddles

    places of education for silly people. small parts of wild plants. head coverings for small insects.

    asked by Anonymous
  23. human resources

    I'm having a rough time understanding this assignment. Can someone explain it to me in a way that I might be able to understand it more clearly? Submit a response recommendation analysis of 200-300 words of how large firms and small firms could utilize

    asked by Kelly
  24. art

    How did artistic advancement advance the humanist movement? I have no idea.

    asked by Tabby
  25. art

    What are some similarites and difference between San Vitale and Sant'Apollinaire? I cannot find anything about Sant'Apollinarire.

    asked by Tabby
  26. chem

    given the reaction - Fe(s)+H2SO4(aq)->FeSO4(aq) + H2(g) the volume of the balloon was 4400m^3 and the loss of hydrogen gas during filling was est. at 20%. what mass of iron splints and 87% (by mass) H2SO4 were needed to ensure complete filling of the

    asked by mel
  27. math

    6(3x-2)-3(2x-4)=5(3x+8)-7(2x-3) show the work please.

    asked by Ann
  28. What does the question in my post mean?

    What does the following question mean? -- How can you live within a democracy that expects you to participate, to hold an opinion and vote and thereby control and be responsible for your society—but at the same time, you must surrender and follow the

    asked by Anonymous
  29. 6th Grade Math

    Sara is 1/4 the age of her father. Sara's father is 60. How many years older than Sara is Sara's father? _____ How many years ago was Sara 1/10 of her father's age? _____ How old was she then? ____

    asked by Pamela
  30. Algebra 1

    (3xsquared-8x+1)(-2xsquared+-2) (i wrotee squared because i don't know how to type an exponent) Please help me to understand the steps of this problem! I'm not sure if I add the exponents or multiply them...

    asked by nicole
  31. Psychology REPOST

    I need help writing an essay on the marijuana debate. What are the medical benefits of marijuana? I have found plenty of info. on the negative effects of medical marijuana any help with the positives?

    asked by Christian
  32. Physics

    A snowmobile does 400J of work in towing a sled to the top of a hill. During th etrip up the hill, it took 50J to overcome the work of friction. What is the potential energy of the motionless sled at the top of the hill? Well I know that the formula for

    asked by Elizabeth
  33. World STudies

    What were portrait masks for the mummies made out of?

    asked by Lisa
  34. Science

    Why are time zones necessary and What is the purpose of the international date line? I can't really figure these out, help please!

    asked by Kaitlyn
  35. Physics (last question)

    A 800 kg projectile is fired vertically upward with an intitial velocity of 50 m/s. Assuming that no friction is present, how high above the ground will the projectile travel?

    asked by Elizabeth
  36. French

    Please check my French work: Les parents nous ont nourris à travers nos vies. Pendant que nous grandissons en haut du, les parents sont toujours là-bas de nous diriger dans faisant nos premières décisions. Le mariage doit travailler dans une façon

    asked by Alex
  37. calc

    hydrogen is being pumped into a spherical balloon at the rate of 250 cubic inches per minute. in a and b, you must provide an equation with their proper numerical factors when showing the relationships inquired A) write an equation showing the relationship

    asked by beckii
  38. accouting class

    Is this order correct for the accouting cycle: 1. Analyzing transactions and events 2. Journalizing transactions and events 3. Posting the journal entries 4. Preparing an unadjusted trial balance 5. Journalizing and posting adjusting entries 6. Preparing

    asked by student acc
  39. literature

    i need to know about persia and persian literature...

    asked by klar maesen
  40. Law

    if a case involves private law, what would be the subject matter of the case ?

    asked by Anonymous
  41. Repost of my Question - Sue

    Posted by Anonymous on Thursday, November 15, 2007 at 8:05pm. I need help on my essay outline. How could I break down my sub-topic: personal expression into two using the following points; freedom of thought, freedom of speech, freedom of assembly, freedom

    asked by Anonymous
  42. Chem

    Is BrCL3 Bromine tricholoride? What is the name of SnCl3?

    asked by Anonymous
  43. Maths

    Resolve into partial fractions: (x+3)(x+1)/ x(x^2+x+1) Can anyone please help me out?

    asked by Claire
  44. Law

    pleaese check my answer thanks :) Mary a medical assistant testifies in the malpractice case the th defendant, Dr Bob admitted he comited malpractice on Miss Sue This testimony likely would be excluded on what gounds. 1. Hearsay 2. Physican -patient

    asked by Anonymous
  45. art

    I know the Chartes Cathedral is an example of the "High Gothic" style, but how is it not an example?

    asked by Tabby
  46. math

    5-6x=12

    asked by Anonymous
  47. math

    7x+2=10

    asked by Brenna
  48. math

    5x+6x-2=10 show the work

    asked by jack
  49. social studies

    what were ancient egyptian mask made of?

    asked by cami
  50. biology

    what are the two main forms of energy that power living systems?

    asked by kendarious
  51. Human service administration

    What are the top ten considerations for developing an integrated information management system for a human services organization?

    asked by Michelle
  52. Excel

    I have an assignment where I have to create a birthday list. One of the tasks is to add a countdown til someone's birthday, I have the formula as: =DAYS360($D$200,I3) However how do I calculate it so if some's birthday past I can recalculate it so it is

    asked by Amanda
  53. arts

    what is arts? what are the different fields of arts? thanks a lot...

    asked by klar maesen
  54. media analysis

    Who is a jounalist responsible to, they're employer or the viewing public? I also need particular examples of when news has been withheld for the good of the public or vice-versa for profit/ratings. if you can help then thanks :-)

    asked by marcus
  55. Math/ Computer Sci

    Could Somebody please help me to understand truth tables, boolean expression, and von neumann architecture? Just an explanation to help me grasp it easier.

    asked by Ti
  56. Question about Cash Flow Statement

    I had to work on the income statement, the balance sheet and the statement of Owner's equity. Now I am on the statement of cash flow. The first thing I have to imput is Cash flows from Operating activities. Where I need to input is where it says Cash

    asked by Heidi
  57. Law

    Please check my answer thanks :) A Dr is treating a pt for schizophrenia he tell the dr that he plans to kill Sally when he is relased from the hospital the believes that but he does not contact Sally. Sallty then sues the doctor the basis of her cliam is

    asked by Anonymous
  58. history

    what is one aspect of brazilian life that reflects a mix of cultures?

    asked by jacob
  59. SCI 275

    How are food chains important in biogeochemical cycles?

    asked by dawn
  60. science

    explain why it is difficult to say that flour , tomato sauce and toothpaste is a liquid or solid.

    asked by Susan
  61. communication

    Plan an interview for a job you would like to have,how to manage the resume,job application,follow u p ltter and interview...HELP

    asked by anaya
  62. Chem

    Is BrCl3 octahedral?

    asked by Anonymous
  63. Kent, England

    I am looking for information on Kent England( location, history, anything). I', doing a family research project and my ancestors are from Kent England.

    asked by JaneLee
  64. philosophy

    what type of fallacy is this? But a man is not animal. He was made in the image of God and he has immortal soul, which means that euthanasia is a pure murder and its supporters do not only reveal their atheism but rather their Satanism. I think it has

    asked by Jamie
  65. math

    How would you factor this problem? I keep getting stuck. x^2+2xy+2x+y^2+2y-8

    asked by Katie
  66. art

    What is the technique called that creates a hazy image?

    asked by Tabby
  67. History

    In what year does Andrew Jackson's presidency begin?

    asked by VAS
  68. Biology

    The maximum size to which a cell may grow is limited mainly by the cell's?

    asked by Hallie
  69. philosophy

    What are the similarities and differences in the philosophical developments in Africa, the Americas, and Asia? I have this question to answer for a class discussion. I am having a really hard time with this one. I have read my reading and not really

    asked by rindi
  70. Math

    Martina went shopping. She spent a fifth of what she had in her wallet and then a fifth of what remained. In all she spent $36. How much did she start with? For what values of p could the expression 100 divided by p-squared -16 not be evaluated. Explain

    asked by Anonymous
  71. Algebra 1

    This is a five step problem: The width of a rectangle is 6 cm less than the length. A second rectangle, with a perimeter of 54 cm, is 3 cm wider and 2 cm shorter than the first. What are the dimensions of each rectangle. I just don't understand how to

    asked by Elizabeth
  72. World geography

    For what geographic reasons is the western half of the United States more sparsely populated than the eastern half?

    asked by Lisa
  73. Physics

    A 500 kg car has an engine that uses only 40% of the energy from the gasoline for motion. If there is 15,000J of potential energy stored in the gasoline, how fast an the car go on the gasoline? I have no idea how to set this up. Any help?!

    asked by Elizabeth
  74. Math

    4th grade math problem: Paper route money collected Monday $4.00 Tuesday $2.50 Wednesday $6.00 Thursday $7.50 Friday $4.00 She's being asked for the "median" and the "mode" of this table. Really my question is, what is a mode?

    asked by Rhiannon
  75. French

    Tous les jours means everyday and tout le monde means everybody, so does that mean tous and tout both mean every? How could I remember which one to use?

    asked by Miche
  76. Health info

    please check my answer :) Dr Bob treats Tommy who's DOB is 8/1/97 on June 1,2000 The statue of limitions for medical malpractice in the state is question is three years The age of adulthood is 18 in this state When can Tommy;s records be destroyed I said

    asked by Anonymous
  77. CAIS

    Could Somebody please help me to understand truth tables, boolean expression, and von neumann architecture? Just an explanation to help me grasp it easier.

    asked by Ti
  78. Early Child Ed.

    I need help with this question: Children will generally select equipment based on : A) their prior success with the equipment. B) the size of the equipment. C) the brightness and boldness of the equipment's colors. D) the opportunity for challenge

    asked by Anonymous
  79. social studies

    do you know abut northwest indians? Like what langunage did they speak?Or what were the ways of life?

    asked by Rosalina Lam
  80. English

    I need to how to unscramble: nutxee No Idea what it is PLEASE HELP!

    asked by Anonymous
  81. science help needed

    Question complete the diagram below by using arrows, words and or numbers to show how properties of te helements vary across a period. Electron arrangement left right 1 2 3 4 3 2 1 0 1. loss of electrons 2. Energy needed to remove an electron can someone

    asked by sam
  82. Health law

    please explian what does it mean if a show cause order is issued thanks :)

    asked by Anonymous
  83. Health Law

    please check my answer thanks :) a pretrial conference most likely would occur when... i said ... during an appeal

    asked by Anonymous
  84. Health/Law

    Please explian thanks :) If a doctor operates on a pt and leaves a sponges in her abdomen when the pt finds this out she sues what is that an example of

    asked by Anonymous
  85. Law

    Please check my answer thanks :) Mary files a suit in federal court. What would give the court subject matter jurissiction? I said the claim involves a federal statue

    asked by Anonymous
  86. Law

    What happens if a health info manager discloses info otherwise prohibited by statute or regulation, the health care provider could be liable for breach of confidentiality unless what ?

    asked by Anonymous
  87. Law

    When is it likely for a an order setting a trial date to be entered?

    asked by Anonymous
  88. Law

    What does it mean if a default judement is entered in favor of someone?

    asked by Anonymous
  89. SCI 275

    To function, ecosystems require an input of energy. Where does this energy come from?

    asked by dawn
  90. egypt mummification

    what substance did they use to stuff the nosrtils with

    asked by Anonymous
  91. HUM 130

    I need to have these words define Soul and Phenomenology . the definition needs to relate to religious terms.

    asked by dawn
  92. Math

    Factor completely. 36a^3b^2+66a^2b^3-210ab^4 Is this correct? 6ab^2(6a^2+11ab-35b^2)

    asked by Katie
  93. michelangelo

    Was Michelangelo famous for architecture and sculpture? I know he was famous for his paintings.

    asked by Tabby
  94. MGMT640

    Given the following information, calculate the return on equity for Chaus, Inc. Return on sales = 5% Total asset turnover = 2 Debt ratio = .73

    asked by Adriana
  95. algebra 1

    sorry but on the last question i posted the wrong equation... (3x^2-8x+1)(-2x^2+x-2) I have heard of the FOIL process but i still tend to do the problems wrong...

    asked by nicole
  96. fractions

    5/8 - 1/4

    asked by cassidy
  97. television

    what feeling goes with flowers?

    asked by eman
  98. Constitution

    Which government oficials reveive appointments for life? President senators federal judges representatives?

    asked by Billy
  99. Law

    please check my answer thanks :) A health care information manager, receives a subponea the legality of which she questions. She should... 1 ignore it 2. seek advice of counsel I said #2

    asked by Anonymous
  100. fractions

    2- 5/7

    asked by cassidy
  101. constitutional history

    who was the female that recoppied the declaration of independance (she didn't write it but rewrote it after thomas jefferson had finished it because of her nice hand writing)

    asked by Jamie
  102. Law

    please chcek my answer thanks :) Dr Bob made a erronrous entry in the record. He noticed the error four years later and used white-out to get rid of all traces of the erronrous information Then he wrote the correct information and initialed it These

    asked by Anonymous
  103. Economics

    If I'm graphing a PAE equation to determine the output gap and what type, say my Y is less than Y*. Am I correct in thinking the output gap will be a negative number, which would contractionary?

    asked by Jay
  104. English

    Consider how you might manage the résumé, job-application letter, follow-up letter, and interview. Can you create a table that lays out a day-by-day plan to use as a job aid for your employment search that spans 3 weeks.

    asked by Danny
  105. Physics

    Can someone give me an example of how to use this formula: 15.Obtain three half-life (T0.5) times from the graph. Average them.(T0.5)av. Or is there a web site i can go to that shows all steps to using pennies for radioactive decay experiment? .

    asked by Will
  106. Suggestions on paper: biology

    I have to write a paper for my bio class and the teacher is giving us alot of freedom on it. Its a research paper on many topics about the body. I chose sinus infection and lung disorders. Its way too broad of a topic. She said to really focus on it anyway

    asked by abby
  107. art

    Who criticized Abbot Suger's elaborate design for St. Denis? I cannot find anything about it.

    asked by Tabby
  108. Law

    An order setting a date is more likley to be entered at pre trial conference True or False I said True

    asked by Anonymous
  109. Law

    Please check my answer thanks :) A pre trial conference most likley would occur before dicovery begins but after the complaint is filed True or False I said True

    asked by Anonymous
  110. English - the Scarlet Letter

    What are the ironies in the novel?

    asked by Anonymous
  111. Chem

    What did Millikan discover about the electron?

    asked by Lisa
  112. technolgy

    do golden houses in venice have a back garden and could i get a picture of the back of golden house

    asked by kiran
  113. Science

    Explain how the ways in which plants and animals get their energy differ?

    asked by Claudia
  114. College Algebra

    Can some please help me and explain this problem to me! Or if you know of any website that will help! Thanks. -2x+4>12

    asked by Alicia
  115. history

    Why did ancient style not change much over it's 3,000 year existance?

    asked by Tabby
  116. Physics

    A 500 kg car has an engine that uses only 40% of the energy from the gasoline for motion. If there is 15,000J of potential energy stored in the gasoline, how fast an the car go on the gasoline? I have no idea how to set this up. Any help?!

    asked by Elizabeth
  117. Maps

    What is the purpose of the international date line?

    asked by Kaitlyn
  118. math

    sides =2 yd side=10 in side = 31 km side = 11 m

    asked by ashley budram
  119. French

    What is the difference between les gens and le monde? They both mean people right? And also, I am going to have my first oral final, how should I prepare for it? Is there any tips for me?

    asked by Miche
  120. art

    Who criticized Abbot Suger's elaborate design for St. Denis?

    asked by Tabby
  121. art

    Who criticized Abbot Suger's elaborate design for St. Denis?

    asked by Tabby
  122. science

    what helps preserve organisms as fossils?

    asked by mallory
  123. Racial and Ethnic group

    consider racial imbalances in education, the economy, family life, housing, criminal justice, health care and politics. Of these societal challenges facing modern African Americans, which do you think are most difficult to overcome, and why?

    asked by Sandra
  124. physics

    An aluminum cube .100 m on a side is heated from 10 degrees Celsius to 50 degrees Celsius. What is the change in its density?

    asked by Jen
  125. math

    i am trying to find the perimeter. side = 2 yd side = 10 in side = 31 km side = 11 m

    asked by ashley budram
  126. Spanish

    How do you parse the verb 'deciden' Thanks

    asked by Cam
  127. Movement

    Which is the least challenging element of movement? shape,time,flow, or space? Isn't space the least challenging?

    asked by Anonymous