Questions Asked on
April 28, 2009

  1. chemistry

    25.00 mL aliquots of the solution from Part 1 are titrated with EDTA to the Eriochrome Black T end point. A blank containing a small measured amount of Mg2+ requires 2.60 mL of the EDTA to reach the end point. An aliquot to which the same amount of Mg2+ is

    asked by saddee
  2. chemistry

    A 100.0 mL sample of hard water is titrated with the EDTA solution from Part 2. The same amount of Mg2+ is added as previously, and the volume of EDTA required is 22.44 mL What volume of EDTA is used in titrating the Ca2+ in the hard water? How many moles

    asked by saddee
  3. Chemistry

    SO3 can be produced in the following two-step process: FeS2 + O2 ---> Fe2O3 + SO2 S02 + O2 ----> SO3 Assuming that all the FeS2 reacts, how many grams of SO3 are produced when 20.0 g of the FeS2 reacts with 16.0 g of O2?

    asked by Becky
  4. chemistry

    What is the titer of the iodine solution of the .1000g sample of pure ascorbic acid 25.32 ml I2

    asked by saddee
  5. chemistry

    How can distillation be used to prepare pure water from tap water?

    asked by bobby
  6. chemistry

    A sample of fresh grapefruit juice was filtered and titrated with the I2 solution prepared in Part 2. A 100.0 mL sample of the juice took 9.85 mL of the iodine solution to reach the starch end point. What is the concentration of Vitamin C in 100ml juice?

    asked by saddee
  7. acrostic poem

    i need to make an acrostic poem using the word SECRETS. it needs to be phrases that all run together to make little poem story thing. HELP!

    asked by martha
  8. science/chemistry

    what is the basic physical principle that chromatography is based upon?

    asked by brown
  9. Probability

    Two brothers enter a race with 5 others. Racers draw names to determine their starting positions (1 to 6). What's the probability that the older brother will start in lane 1 with his brother directly beside him?

    asked by Lacey
  10. English

    I am writing an essay about the swimming pool in the Great Gatsby, but my second paragraph does not flow well, can someone give me some suggestions: Here is my thesis:The importance of the swimming pool, which is not described at any length, is its

    asked by Anonymous
  11. physics- vry urgent

    A human wave. During sporting events within large, densely packed stadiums, spectators will send a wave (or pulse) around the stadium (Fig. below). As the wave reaches a group of spectators, they stand with a cheer and then sit. At any instant, the width w

    asked by sweety
  12. Physics

    A 0.25-kg ball is attached to a 26-cm piece of string. The ball is first raised so that the string is taut and horizontal, then the ball is released so that, at the bottom of its swing, it undergoes an elastic head-on collision with a 0.21-kg ball that is

    asked by Lucy X
  13. chemistry

    How is colloid distinguished from a solution or a suspension?

    asked by bobby
  14. chemistry

    A 0.5215 gram sample of CaCO3 is dissolved in 12M HCl and the resulting solution is diluted to 250.0 mL in a volumetric flask. How many moles of CaCO3 are used?

    asked by saddee
  15. Physical Science

    Suppose you are traveling in a bus at highway speed on a nice summer day and the momentum of an unlucky bug is suddenly changed as it splatters onto the from window. a. Compared to the force that acts on the bug, how much force acts on the bus? (more) (the

    asked by Margie
  16. physics

    when you pedal a bicycle maximum torque is produced when the pedal sprocket arms are in the horizontal position and no torque is produced when in the vertical position, explain?

    asked by gabi
  17. AP Statistic question

    A new type of fish food has become available for salmon raised on fish farms. Your task is to design an experiment to compare the weight gain of salmon raised over a six-month period on the new and the old type of food. The salmon you will use for this

    asked by Miu
  18. Math

    How many different functions are there from a set with 10 elements to sets with the following numbers of elements? a) 2 b) 3 c) 4 d) 5

    asked by Elle
  19. physics

    A human wave. During sporting events within large, densely packed stadiums, spectators will send a wave (or pulse) around the stadium (Fig. below). As the wave reaches a group of spectators, they stand with a cheer and then sit. At any instant, the width w

    asked by sweety
  20. chemistry

    A 0.5215 gram sample of CaCO3 is dissolved in 12M HCl and the resulting solution is diluted to 250.0 mL in a volumetric flask. How many moles of CaCO3 are used? What is the molarity of the Ca2+ in the 250 mL of solution? How many moles of Ca2+ ae in a 25.0

    asked by saddee
  21. AP Statistic question

    A new type of fish food has become available for salmon raised on fish farms. Your task is to design an experiment to compare the weight gain of salmon raised over a six-month period on the new and the old type of food. The salmon you will use for this

    asked by Miu
  22. Chemistry

    write the chemical equation for the following: solid ammonium nitrite decomposes to form an inert gas and water vapor. so, I think it's NH4NO2 ----> H2O + I can't think of, but I can't think of what to do with N because N is not an inert gas... Am I

    asked by Lucy
  23. physics

    An oscillator consists of a block attached to a spring (k = 299 N/m). At some time t, the position (measured from the system's equilibrium location), velocity, and acceleration of the block are x = 0.0817 m, v = -16.9 m/s, and a = -108 m/s2. Calculate (a)

    asked by sweety
  24. earth

    What is one similarity between a fold and a fault? I know what the difference is but I do not know how they are a like. HELP PLEASE!!!!

    asked by A.W.
  25. Physics - please check over

    A charged particle moves at a constant velocity in a straight line through a region in space... a) is the electric field zero in the region? Explain b) is the magnetic field zero i the region? Explain I think a is yes because a charged particle will always

    asked by Lana
  26. 6th grade

    tHE AREA OF A RECTANGLE IS 24CM2 IF THE LENGTH OF THE SIDES ARE WHOLE NUMBERS WHICH OF THE FOLLOWING WOULD NOT BE POSSIBLE .EXPLAIN A:16CM,8CM B:12CM,2CM C:6CM,4CM D:3CM,8CM,

    asked by erika
  27. chemistry

    Explain why a suspension is considered a heterogeneous mixture?

    asked by kim
  28. Vocabulary latin and greek

    write a word with the latin or greek word parts below. latin root bene, which means "good" with the suffix- diction___________ thanks

    asked by doris
  29. physics

    If a spring is compressed 2.0 cm from its equilibrium position and the ncompressed an addition 4.0 cm, how much more work is done in the second compression than in the first?

    asked by Anonymous
  30. Algebra 1: 8th Grade

    Simplify each expression. Write your answers using positive exponents. Check Answers Please: 1) 2^3*2^4 = 2^7 2)10^6/10^9 = 1/10^3 3)3^5*3^1 = 3^6 4)5^7*5^-4 = 5^3 5)9^3/9^-10 = 9^13 6) 4^11/4^8*4^-2 = 4^5 7) a^2*a^3 = a^5 8)b^-9/b^4 = 1/b^13 9)c^-5*c^-2 =

    asked by Joy
  31. French #2

    Can someone please check my work? The following people are not engaged in certain activities because they do not have certain things. complete the sentences with son, sa , ses, leur, or leurs and an appropriate object from the list of words provided. Be

    asked by Larry
  32. chemistry

    How do multiple bonds introduce rigidity into molecules? what is meant by rigidity??

    asked by lyne
  33. Physical Education

    What is the purpose of elementary physical education and how is it connected to national standards and state outcomes?

    asked by Sarah
  34. college physics

    An oscillator consists of a block attached to a spring (k = 299 N/m). At some time t, the position (measured from the system's equilibrium location), velocity, and acceleration of the block are x = 0.0817 m, v = -16.9 m/s, and a = -108 m/s2. Calculate (a)

    asked by nick
  35. 9th grade science

    Explain which statement is correct: energy is lost when water is boiled or the energy used to boil water is present, but it is no longer in a usable form unless you use work or heat to make it usable. i think that the 2nd one is correct because i no that

    asked by bobbi
  36. Science

    Can the size of an object's displacement be greater than the distance the object travels? Describe the motion represented by a horizontal line on a distance-time graph. Explain whether, during a trip, a car's instantaneous speed can ever be greater than

    asked by Twilight lover
  37. stats

    the p-value for a significance test is .0358. a correct interpretation of this p-value would be: a) about 3.6% of the data are significant b) about 3.6% of all samples are significant c) about 3.6% of all samples would produce a test statistic at least as

    asked by Stephanie
  38. 9th grade science

    Explain which statement is correct: energy is lost when water is boiled or the energy used to boil water is present, but it is no longer in a usable form unless you use work or heat to make it usable.

    asked by bobbi
  39. French

    the following people are spending their vacations with friends or family. Complete the sentences below with son, sa or ses, as appropriate. 1. Guillaume voyage avec (sa) soeur et (ses) parents. 2. Juliette visite Paris avec (son) frère et (ses) cousines.

    asked by Larry
  40. SCIENCE

    CAN SOMEONE PLEASE HELP ME AND TELL ME IF IM RIGHT OR WHAT ????!!!!!!!!! Explain which statement is correct: energy is lost when water is boiled or the energy used to boil water is present, but it is no longer in a usable form unless you use work or heat

    asked by bobbi
  41. spanish

    i don't know about this: "¿Qué botines prefieres, éstos o _____ que están allí?" "Me da igual." a. éstas b. esas c. estos d. ésos i'm really stuck on this, ...is it D?

    asked by spanish
  42. science

    CAN SOMEONE PLEASE HELP ME AND TELL ME IF IM RIGHT Explain which statement is correct: energy is lost when water is boiled or the energy used to boil water is present, but it is no longer in a usable form unless you use work or heat to make it usable. i

    asked by bobbi
  43. Physics

    There is a net net torque that is applied to a rigid object. What happens? a. the angular momentum of the object will change b. the kinetic energy of the object will change c. the object will experience an angular acceleration d. the rotational inertia of

    asked by David
  44. Physics

    I'm stuck on this problem. "You mix 100 ml 60 degree C water with 100ml 20 degree C water. Find the final temperature" Changing 100 ml to .1kg, I set .1*4186*(60-final temp.) + .1*4186*(final temp-20)=0 but my t's cancel out. I know it would work if I set

    asked by Brigid
  45. science

    forget that question its done.! When earth passes through the moons shadow, we see words lunar eclipse,or, solar eclipse

    asked by erika
  46. To: SraJMcGin stay online

    Please stay online I have another thing for u to check

    asked by Paris
  47. physics

    using ideas of torque and center of gravity explain why a ball rolls down a hill

    asked by dani
  48. English

    I like vegetable soup. It is good for digestion. The following are the ingredients: two carrots, one radish, five mushrooms, many leeks, and two egplants. 1. First, wash the plants cleanly. You have to get rid of chemicals, so prepare a big bowl of water

    asked by John
  49. 7th grade science

    How does the gravity of planets and moons affect stars? Thanks!

    asked by Jordyn
  50. Physics

    A diver jumps off a dving board and does a twisting manuever. In the midst of his jump in the air, the diver cannot change his a. Rotational Energy b. Rotational Speed c. Rotational Inertia d. Angular momentum I say d just want to make sure

    asked by David
  51. science/chemistry

    what is the basic physical principle that chromatography is based upon?

    asked by brown
  52. science

    The moon spins,or_____ ,in space. The words to use for this is revolves ...rotates...orbit lunar eclipse...or solar eclipse

    asked by erika
  53. 3rd grade Math

    Question: Sandy, has fewer than 16 crayons. If she puts them in equal rows of 5, none are left over. If she puts them in equal rows of 6, four are left over. How many crayons are there? two rows of fives=10 one row of sixes=6 10-6=4 crayons left over. I

    asked by Claire
  54. spanish

    i don't understand the question. i know what the answer choices mean "¿No vas a le levantar pesas esta tarde?" "No. Mi _____ tuvo que salir temprano hoy y no puede ayudarme." a. bicicleta b. ajedrez c. entrenador d. jugador

    asked by y912f
  55. science (motion)

    You are walking toward the back of a bus that is moving forward with a constant velocity. Describe your motion relative to the bus and relative to a point on the ground.

    asked by Twilight lover
  56. Health

    What short-term and long-term health conditions are direct consequences of the obesity epidemic? What individual and societal changes can help reverse the obesity epidemic?

    asked by Smith
  57. Math - Algebra II

    Hello, i'm currently doing functions and I was fine until I got to multiplication. I really don't know what i'm doing, and would really appreciate a step by step on a few questions. f(x) = -3x + 9 g(x) = 8x + 7 Find g(f(x)) I got -24x + 16. Another : f(x)

    asked by Jess
  58. spanish

    is this correct now? "¿Cuando vas a devolver esa camisa que no te queda bien?" "¡Ya la _____ ayer!" a. devuelve b. devolviste c. devolví d. devuelvo i know it's not D, is it C?

    asked by spanish
  59. history

    i have a map of Chicago in my book, it shows how immigrants often settled in communities that had been established by others from their homeland, creating ethnic neighborhoods within cities. can someone please give me a few good and bad points to this

    asked by history
  60. chemistry

    what is the duet rule?

    asked by lyne
  61. senior courses

    So far in high school i have taken geometry, algebra 2, and trigonometry. one of my friends is taking calculus and she says its way too difficult. and since i have alot of trouble in algebra and trig myself i don't think calculus would be the right choice

    asked by y912f
  62. Advanced Math

    Solve 4sin^2 x + 4sqrt(2) cos x-6 = 0 for all real values of x. My answer: (pi/4)+2(pi)k, (7pi/4) + 2(pi)k Solve 2cos^2 x-5cosx+2=0 for principal values of x. My answer: 60 and 300 degrees.

    asked by Jason
  63. math graphing

    r=4sin9(thetha) How would I find values for this graph do I do 4*Sin 9 *a degree or 4 *sin (9* a degree) I don't understand

    asked by jared
  64. math. Quantitative methods

    The First American bank is trying to determine whether it should install one or two drive-through windows. The following probability distributions for arrivals and service times have been developed from historical data Time between Automobile arrivals in

    asked by mervat
  65. Math

    Can someone check this problem for me use the foil method to find the product (6z-u)(6z+7u) my answer is 36z^2+36zu-7u^2

    asked by Bryan
  66. history

    in about what year did tutankhamen become king of egypt

    asked by jannelle
  67. scienc

    what three body systems work together while you sleep

    asked by fgrty
  68. Math Help Pleae

    1) (6z-u)(6z+7u) how do I Find the product for this? I have 36z^2+36zu-7u^2 is that correct? 2) Also how do i complete the ordered given pairs for the equation x-3=0 Y is 4, 1, -3 what is x?

    asked by Bryan
  69. spanish

    is this correct? "Vamos a jugar hockey." "No puedo. ¡La última vez que jugué, rompí el _____!" a. palo b. bate c. campeón d. partido C?

    asked by spanish
  70. Accounting-business

    Can you please see if there is anything I can add to this. What are the ethical issues involved? What should Sue do and what decision-making approach should she take? This is what I have to this question so far. The Ethical issues are not following the

    asked by Beth
  71. English

    1. I am a young adult. (Is this sentence correct? How old is a young adult?) 2. I like a soft bean curd, which is not very expensive. With 4,000 won we can enjoy a soft bean curd at a restaurant. (Is this right?) 3. I like Job's tears' tea. It is good for

    asked by John
  72. history

    During the 1890s local storekeepers protested rural free delivery by the Post Office becaue they feared competition from mail-order businesses that offered a greater variety of goods at lower prices. Describe the challenges faced by local storeowners

    asked by history
  73. spanish

    is this correct? "¿Por qué estás _____ hoy?" "¡Porque mi equipo de bolos ganó el campeonato!" a. alegre b. aburrido c. triste d. último A?

    asked by spanish
  74. spanish

    can you please make it clear what this question is asking, im a little confused. "¿Cómo estuvo la fiesta de disfraces anoche?" "Me aburrí mucho. Sólo vimos _____." a. música clásica-- classical music b. videos musicales-- music video? c. las damas--

    asked by y912f
  75. social stidies

    what are two checks the judicial branch has over the other two branches

    asked by brittany
  76. geometry

    how do i find the probability that a point in a figue lies in the shaded region, when the figure is a circle with an inscribed square? the circle has a radius of 2 and is also the shaded region the square has a radius of the square root of two.

    asked by Anonymous
  77. SPANISH

    TRUE OR FALSE in Mexico, most of the celebrations come from Incan traditions. ..?

    asked by y912f
  78. math- graphing

    r=4sin9(thetha) How would I find values for this graph do I do 4*Sin 9 *a degree or 4 *sin (9* a degree) I don't understand

    asked by jared
  79. Social

    The agricultural revolution made us stop chasing our food because we started farming and it gave us free time. Now our free time helped us think of what we will do tomorrow. So which came after and so on. your choices: math,science, and literature trade

    asked by T.M.L.
  80. French

    Could you check this please thanks. Directions: We are supposed to make a poster on what I would wear at a party, including the color. So I will describe to you what my picture looks like(it's from a magazine) in english, and then I'll type it in french

    asked by Paris
  81. 10 rhyming words

    10 rhyming words

    asked by denny segura
  82. Astronomy

    what is the size of Venus? What is this asking? Volume, Mass, or diameter? please help.

    asked by John
  83. Calculus

    1. Use the Taylor series to calculate the limit. Problem: limit as x approaches 0 is equal to (1-cos(x))/(1+x-e^x). I did the problem out but I need help in seeing if its correct. limit as x approaches 0 is equal to (1-cos(x))/(1+x-e^x)=

    asked by Joshua
  84. Social Studies

    Does the military cover the cost of college? Or if someone is enlisted into the military can they still receive a college degree?

    asked by Jessica
  85. Business

    How much does it cost to hire someone to work at a school and inspect people that come on school campus?

    asked by Star :)
  86. U.S. Constitution

    To whom are the responsibilities owned to in the Preamble? What are the related costs and benefits?

    asked by joe
  87. Math

    Is this correct? The problem says perform the indicated operation. (9x^2-7x-66)+(8x^2+9x) I came up with this for the answear -66+2x+17x^2 or could it be 17x^2+2x-66

    asked by Bryan
  88. please answer asap

    for my project i have to do research on a mathematician born in the 2nd centuary ... any help???

    asked by math project
  89. spanish

    "Vamos a jugar ajedrez." "No puedo. No _____ jugar." a. sabemos b. sé c. hago d. pido (can you please tell me what each of the asnwer choices means? thanks)

    asked by y912f
  90. Math

    Bernice made a kite by putting 2 triangles together the base of each triangles is 9 inches The height of each triangles is 12 inches and the height of the other triangle is 16 inches What is the area of the kite?show your work.!!!

    asked by erika
  91. 6th grade math

    Bernice made a kite by putting 2 triangles together The base of each trangle is 9 inches The height of each triangles is 12inches and the height of each triangles is 16 inches What is the area of the kite ? show your work (hint the area of a triangle is

    asked by erika
  92. French

    Here are the same sentences from below with the poster I redid some of the sentences could you check them. 1. Je porte un chemisier noir. 2. Je porte un jean bleu. 3. Je porte une ceintrue noire. 4. Je porte des bracelets en argents. 5. Je porte une bague

    asked by Paris
  93. spanish

    can you check this: "Quiero jugar tenis, pero no tengo raqueta." "¿Por qué no _____ una a tu amigo Rafael?" a. empatas b. pides prestada c. sabes d. lo pasas bien B?

    asked by y912f
  94. accounting

    For each of the following items, give an example of a business transaction that has the described effect on the accounting equation: Increase an asset and increase a liability. Increase one asset and decrease another asset. Decrease an asset and decrease

    asked by sam
  95. Social Studies

    Why are foreign investors hesitant to invest in many countries in East Africa?

    asked by Tanisha
  96. SPANISH-TRUE OR FALSE

    TRUE OR FALSE Frida Kahlo was Diego Rivera's wife

    asked by SPANISH
  97. SPANISH-TRUE OR FALSE

    TRUE OR FALSE In the works of Frida Kahlo, one can see the extreme happiness she felt. FALSE? "Kahlo es igualmente conocida. Vivió una vida muy triste. De niña, tuvo polio y, de mujer joven, casi murió en un accidente de tranvía (trolley). Después,

    asked by SPANISH
  98. spanish

    is this correct? Cuando uno juega hockey, debe usar ______ para protegerse la cabeza. a. unos bolos b. unas pesas c. un casco d. un patín C

    asked by spanish
  99. spanish

    is this correct? "Mamá, ¿_____ dónde están mis patines?" "Creo que están en el guardarropa de tu cuarto." a. saben b. sabemos c. saber d. sabes D?

    asked by spanish
  100. Social

    Rank them from the most importoant to the least important 1. technology 2. trade and commerse 3. math, science, and literature 4. division of labour please and thank you

    asked by T.M.L.
  101. spanish

    i don't get this, isn't the question asking which sport uses a ball? don't they all? a. el fútbol, el básquetbol y el hockey b. el tenis, el béisbol y el golf c. el fútbol, el básquetbol y el fútbol americano d. el fútbol, los bolos el golf ?

    asked by y912f
  102. history

    is this correct? "¿Qué hizo Juan después de las clases ayer?" "Creo que él y su novia _____ en bicicleta." a. montó b. hicieron c. montaron d. tuvo que C?

    asked by history
  103. Social

    I think the order goes like this: 1. math,science, and literature 2. trade and commerse 3. division of labour (jobs) 4. technology what do u think if the order is wrong can show me put it right please and thank you

    asked by T.M.L.
  104. Economics.

    Having enough workers to finish two jobs because there's a limited supply of workers represents: __________. Factors of production? (This would be my top choice) Or Scarcity.

    asked by Lester
  105. history

    During the 1890s local storekeepers protested rural free delivery by the Post Office becaue they feared competition from mail-order businesses that offered a greater variety of goods at lower prices. Describe the challenges faced by local storeowners

    asked by y912f
  106. Advanced Math

    Can someone check these for me? Please? Use half-angle identity to find the exact value of cos165 degrees. (-1/2) sqrt(2+sqrt(3)) Write the equation 2x+3y-5=0 in normal form. (-2sqrt(13)/13)x- (3sqrt(13)/13)y+ (5 sqrt (13)/13) = 0 Find the distance between

    asked by Jason
  107. Business Law

    Mike is a sole shareholder of Cuteness Dog, Inc. (CDI). He is operating his company as a sub chapter S corporation. It is a small manufacturing company that produces a complete line of accessories for dogs such as collars, clothing, play toys, treats, etc.

    asked by Elena
  108. accounting

    On January 1, 2004, Carnival Shipping bought a machine for $1,500,000. At that time, this machine had an estimated useful life of six years, with no salvage value. As a result of additional information, Carnival determined on January 1, 2007, that the

    asked by sasha
  109. History- Opinion

    I need help coming up with a good title for my essay.It can't be more than four words. All that I came up with is War the Worlds Solution or War Benefits Mankind

    asked by Kara
  110. Maths

    How can it be possible for a set of inhomogeneous simultaneous equations to have no unique solution?

    asked by Alice
  111. History

    Historians often encounter difficulties when researching and interpreting the past. How does this influence the way people view history?

    asked by sonya
  112. chemistry need help

    In a solution, which component is considered the solvent? Which is the solute?

    asked by kathy
  113. college

    Why and how religious freedom was guaranteed in the Bill of Rights, and why it has been difficult to achieve that ideal.

    asked by D
  114. Evening classes

    I have a question that has a incomplete Table and i have the equation y= -Xsquare+ x + 2.

    asked by Danna
  115. French

    Could you please check this thanks. Directions: Rewrite the sentences relacing the intalicized word(s) with the one pronoun( pronouns: moi, toi, lui, elle, mous, vous, eux, and elles.) The word(s) in parathenses will be the pronoun. 1. Il est plus

    asked by Paris
  116. French

    Could you please check any grammar errors thanks. (My answers are based on my thoughts) 1a. Ta soeur, elle est plus petite ou plus grande que toi? 1b.Tu es plus grand(e) ou plus petit(e) qu'elle? Answer 1a: Ma soeur est plus grande que moi. Answer 1b: Je

    asked by Paris
  117. Social Studies

    Reasons for why people join the military because of the bonuses and compensation that they will get? Why is that such a motivator?

    asked by Jessica
  118. Science

    How can atoms with fewer than 8 valence electrons fill their outermost energy level? (If you can, can you please help me use either sulfur or magnesium to explain the process please?) Thank You!

    asked by Star :)
  119. science

    Please Help me!!!!!!!! i dnt have my science book but there is a question that im stuk on pleaz help!!! Explain why we can only see a full moon only at nite.

    asked by erika
  120. computers

    Windows XP Professional enables you to manage printers from any computer running a Web browser.

    asked by otc
  121. Goverment

    Examples of religious liberty in America has been real or is just an ideal.

    asked by D
  122. math

    would would this equation look like? is it a circle? r=4sin3(theta)

    asked by jared
  123. Business

    Do you know any stores that sell magnetic gates? If you do can you please tell me the name of the store? Thank you!

    asked by Star :)
  124. Math

    how do you factor 2c^2-7c=-5? I know that you have to change it to 2c^2-7c+5=0. Then you do this: (2c )(c ). But how do I find the two numbers? I can't think of one that works..

    asked by Angie
  125. To: SraJMcGin

    I posted an assignment for you to check at 4:51 today just to let you know.

    asked by Paris
  126. probability

    A government agency is interviewing 8 people for 2 job openings. How many combinations of 2 people could be hired from the 8 people?

    asked by Carol
  127. spanish

    is this correct? "¿Tienen Uds. el nuevo disco compacto de Luis Miguel?" "No, pero tenemos _____." a. el casete b. las pesas c. el casco d. los patines A?

    asked by y912f
  128. math

    find the slope if it exists y=-3x+3 is the slope -3x

    asked by Bryan
  129. spanish

    "¿Qué _____ tú esta mañana?" "Me levanté, me bañe y me cepillé los dientes." a. pudiste b. tuviste c. fuiste d. hiciste HUH??

    asked by y912f
  130. Hyperbolas

    Does anyone know the formula to form the "Asymptote square"? It was something our teacher showed us to help us graph your hyperbolas easier.

    asked by Chopsticks
  131. Math

    Find the Slope, if it exist of the given pair (-17,-3) and (-20,-9) is it m= 2x+31 or do I just put m=2x

    asked by Bryan
  132. 5th grade

    what diffrent things are found in the front of a book??

    asked by bill
  133. vocab

    how would you breakdown these words using root meanings, pretentious, evanescent, avarice, and astute.

    asked by mike
  134. English

    What we learn about the characters come through ___________, just like in a play. Please tell me what goes into the blank.

    asked by Beka
  135. TO:MRS.SUE

    THANKS FOR HELPING ME ALOT

    asked by erika
  136. maths

    6a + 12 = 55 - 2a please show workings

    asked by patricia
  137. spanish-REPOST

    is this right now? "¿No vas a le antar pesas esta tarde?" "No. Mi _____ tuvo que salir temprano hoy y no puede ayudarme." a. bicicleta b. ajedrez c. entrenador d. jugador C?

    asked by y912f
  138. inverse operations - maths

    what is a 6a + 12 = 55 - 2a please show workings

    asked by patricia
  139. spanish

    is this correct now? Compré _____ blusas como mi hermana. a. tantas b. tan c. tantos d. tanto A?

    asked by spanish
  140. MATH

    if you have a base of 20 and an area of 150in2 what the height

    asked by Miranda
  141. Hyperbolas

    x^2/16 - (y^2+4) = 1 Vertices: (4,-4)(-4,-4) Foci: (4.1,1)(-4.1,1) am i right?

    asked by Chopsticks
  142. spanish

    is this correct? Para jugar béisbol, uno necesita _____. a. un bate, un guante y una raqueta b. un bate, un guante y una pelota c. un bate, un pelota y un palo d. una pelota, un guante y unas pesas B?

    asked by spanish
  143. science

    Does work transfer energy as the result of motion

    asked by laura
  144. World history

    Why do most east africans make their living by farming and herding?

    asked by Susan
  145. spanish

    is this correct? "Vamos a un convierto de la orquesta. ¿Quieres ir con nosotros?" "No, gracias. No me gusta _____." a. la música rock b. loas obras de teatro c. las fiestas de disfaces d. la música clásica D?

    asked by spanish
  146. SPANISH-TRUE OR FALSE

    TRUE OR FALSE José Martí died in a battle against the United States ??

    asked by SPANISH
  147. spanish

    can you please explain the question and answers...i know its not C "¿Qué hiciste anoche?" "_____ ir a una exposición de arte con mis padres." a. tuviste que b. tuve que c. pedí prestado d. lo pasé bien help?

    asked by spanish
  148. Astronomy

    what is the size of Venus? What is this asking? Volume, Mass, or diameter? please help.

    asked by John
  149. math help

    Simplify (2t)(2t)^5 is it (2t)^4

    asked by Brian
  150. SCIENCE

    CAN SOMEONE PLEASE HELP ME AND TELL ME IF IM RIGHT even a guess would be good ive been trying 4 a answer since 6:00 PLEASE help me :/ i think that the 2nd one is correct because i no that energy is not lost when water is boiled it is gained because of the

    asked by bobbi
  151. spanish

    is this right? "Qué _____ tú esta mañana?" "Me levanté, me bañe y me cepillé los dientes." a. pudiste b. tuviste c. fuiste d. hiciste C??

    asked by spanish
  152. Quantum Mechanics

    Calculate the probability of finding an electron in a 1s H-atom orbital inside the nucleus. Show your work and state your assumptions.

    asked by Jill
  153. spanish

    is this correct? Para jugar hockey, se necesitan hielo, un casco, _____. a. patines, pesas y un disco b. patines, un disco y un palo c. patines, un disco y unas damas d. un entrenador, un desastre y un palo B?

    asked by y912f
  154. spanish

    what is this question asking? ¡El picnic que hicimos ayer fue un _____! Llovió mucho y no pudimos hacer nada. Tuvimos que salir temprano. a. partido b. desfile c. guante d. desastre

    asked by y912f
  155. Research

    does anyone know of any good sites i can find info about Problems Michael Dell Encountered Prior to IPO? im really having a hard time. id apperciate it.

    asked by Johanan
  156. Science

    I am doing a science project but i need to know what is inside a flare stick and how it relates to alkine metals.

    asked by Logan
  157. newletters ideas

    what is a great newletter topic that I can do on about school or classroom?

    asked by kate
  158. accounting

    please let me know if I'm right common stock $600 additional paid-in capital $250 retained earnings $370 net income for year $240 I need return on common stockholder's equity=net income/stock equity=240/600=0.4

    asked by sasha
  159. religions

    does any one know an authentic site where i can find some miracles of the Prophet Muhammad? thanks for any help

    asked by y912f
  160. Physics

    The Angular momentum of an object that spins is determined by a. the rotational speed b. the mass of the object c. the choice of the axis of rotation d. all of the above I say d based on the fact that momentum =r*p where p is mv and r takes into account

    asked by David
  161. accounting

    Please let me know if I'm right!! I made the following errors in counting its year-end physical inventories: 2001 $ 60 overstatement 2002 $108 understatement 2003 $90 overstatement t I'm thinking the entry to correct the accounts at the end of 2003 is

    asked by sasha
  162. SPANISH

    TRUE OR FALSE José Martí died in a battle against the United States False?

    asked by y912f
  163. gonzalez

    convert 500 to decimal

    asked by bertilia
  164. Social Studies

    How do we show on a demand curve an increase in the demand for a good? Could anyone help me.

    asked by Maria
  165. relgion

    for religion class we just finished learning about the life of the Prophet Muhammad, what is the next best topic to start on? p.s. life of Prophet includes his childhood, marriages, journeys, miracles, battles,etc. thanks for any ideas

    asked by y912f
  166. SPANISH

    TRUE OR FALSE In the U.S. one can see some Hispanic traditions with a religious origin

    asked by y912f
  167. Algebra

    Factor. 3a^2 - 10a + 8 Thank you! :-)

    asked by Daphne
  168. Social Studies

    What are some reasons people decide to join the military? Besides not having enough money to go to college and being able to have a job.

    asked by Jessica
  169. Phys Ed

    What are 2 professional lacrosse leagues?

    asked by Anonymous
  170. Exploring World Lit.

    I'm confused. In "The Odyssey," did Odysseus purposely disguise himself as a beggar (and if so why?), or did he appear that way as a result of many years of neglect to his body from his voyage? Thanks for explaining this.

    asked by Angela
  171. science

    explain how trees affect the water cycles including deforesting

    asked by Tanisha
  172. History opinion repost for Kate

    Is the Bayeux Tapestry an accurate source? Why or Why not?

    asked by Ms. Sue