Questions Asked on
October 8, 2008

  1. chemisty

    Calculate the density of oxygen,O2 , under each of the following conditions: 1- STP 2- 1.00 atm and 35.0 C

    asked by unknown
  2. Chemistry

    A student performs a crystallization on an impure sample of biphenyl. The sample weighs 0.5 g and contains about 5% impurity. Based on his knowledge of solubility the student decides to use benzene as the solvent. After crystallization, the crystals are

    asked by Nina
  3. 9th grade

    why did miss muffet need a road map

    asked by nicole
  4. chem

    Calculate the standard enthalpy change for the reaction 2A+B->2C+D Use the following data: Substance A=-257kj/mol B=-413kj/mol C=189kj/mol D=-475kj/mol For the reaction given , how much heat is absorbed when 3.00mol of A react?

    asked by tomi
  5. chem

    The complete combustion of butane, (g) is represented by the equation C4H10+13/2O2->4CO2+5H20 STANDARD ENTHALPY IS -2877KJ/MOL How much heat, in kilojoules, is evolved in the complete combustion of 12.8L C4H10 at 23.8degrees celsius and 744mmhg ?

    asked by tomi
  6. chemistry

    Imagine that you have a 5.50 L gas tank and a 3.50 L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 105 atm , to what

    asked by unknown
  7. 3rd grade

    There are 33 students in the band. There are 6 more fifth-grade students than third-grade students. There are an equal number of third- and fourth-grade students. How many third-grade students are in the band?

    asked by Kristina
  8. Chemistry

    Steam at 100°C was passed into a flask containing 250 g of water at 21°C, where the steam condensed. How many grams of steam must have condensed if the temperature of the water in the flask was raised to 76°C? The heat of vaporization of water at 100°C

    asked by Ryan
  9. Chemistry

    A quantity of ice at 0.0°C was added to 25.6 g of water at 21.0°C to give water at 0.0°C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(g · °C). I don't understand how to set this problem up (what

    asked by Ryan
  10. physics PLEASE!!

    A skateboarder starts at point A in Figure 8-27 and rises to a height of h = 2.37 m above the top of the ramp at point B. What was the skateboarder's initial speed at point A?

    asked by kelsey
  11. social studies

    How do monopolies threaten the free enterprise system?

    asked by anna
  12. chem

    The complete combustion of butane, (g) is represented by the equation C4H10+ 13/2O2->4CO2+5H2O standard enthalpy is -2877kj How much heat, in kilojoules, is evolved in the complete combustion of 12.8ml at 23.8degrees celsius and 744mmhg ?

    asked by tomi
  13. physics PLEASE!!

    A 63 kg skier encounters a dip in the snow's surface that has a circular cross section with a radius of curvature of 12 m. If the skier's speed at point A in Figure 8-25 is 7.9 m/s, what is the normal force exerted by the snow on the skier at point B?

    asked by kelsey
  14. accounting

    ________________________________________ Question 1: (10 points) E 5-2 Installment sales method; journal entries LO2 Charter Corporation, which began business in 2006, appropriately uses the installment sales method of accounting for its installment sales.

    asked by Abeam
  15. physics

    A boat can travel at a speed of 8km/h in still water on a lake.In flowing water of a stream, it can move at 8km/h relative to the water in the stream.If the stream speed is 3km/h, how fast can the boat travel upstream and downstream?

    asked by Vanessa
  16. PLEASE!!

    At the local playground a child on a swing has a speed of 2.14 m/s when the swing is at its lowest point. (a) To what maximum vertical height does the child rise, assuming he sits still and "coasts"? Ignore air resistance. (b) To what maximum vertical

    asked by kelsey
  17. chem help

    Arrange the following elements in order of increasing atomic radii. Sr, Rb, Sb, I, In

    asked by sarah
  18. Chemistry

    A quantity of ice at 0.0°C was added to 25.6 g of water at 21.0°C to give water at 0.0°C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(g · °C). I don't understand how to set this problem up (what

    asked by Ryan
  19. spelling

    what is a characteristics for scarcity

    asked by ST
  20. chem

    A calorimeter contains 16.0ml of water at 15.0degrees celsius. When 1.60g of X(a substance with a molar mass of 46.0g/mol) is added, it dissolves via the reaction X(s)+H20(l)->X(aq) and the temperature of the solution increases to 25.0degrees celsius.

    asked by tomi
  21. science

    i have to write a science acrostic poem on the word sublimation can any one help me with this please. thanks in advance.

    asked by dgisselle
  22. Chemistry

    Asprin C9H8O4 is made by the reaction of salicylic acid C7H6O3 and acetic anhydride C4H6O3. The other product in the reaction is acetic acid HC2H3O2. How many of each reactant should be used to produce 75.0g of asprin. Assume that the reaction gives a

    asked by Mookie
  23. sublimation poems

    hi i need help to find a acrodtic poem for the word sublimation can somebody help me

    asked by dgisselle
  24. physics

    How long does it take the skier to reach the bottom?

    asked by Vishnu
  25. chemistry help-

    Which of the following has the lowest second ionization energy? a. Ca b. Ne c. K d. Ar e. Na Arrange the following set of ions in order of increasing atomic radii. Ca2+, Cl-, K+, P3-, S2- a. Ca2+ < K+ < P3- < S2- < Cl- b. K+ < Cl- < Ca2+ < S2- < P3- c. P3-

    asked by michael
  26. History

    Why were Americans interested in expansion northward?

    asked by Becca
  27. Geo

    What sets the israelites apart from thee other groups liveing in the fertile cresent?

    asked by madison
  28. Punnet Squares- Check my answer please.

    A species of clam shows incomplete dominance in the expression of its shell color. RR is the genotype for red shell, Rr is genotype for an orange shell, and rr is the genotype for the yellow shell. Predict the outcome of a cross between an orange shelled

    asked by soojung
  29. chemisty

    To identify a diatomic gas (X2), a researcher carried out the following experiment: She weighed an empty 1.00-L bulb, then filled it with the gas at 1.10 atm and 23.0 C and weighed it again. The difference in mass was 1.27 g . Identify the gas.

    asked by unknown
  30. differential equations

    the directions are to determine whether or not the equation is exact if so then solve it. the question is (x-y^3+ysinx)dx = (3xy^2+2ycosx)dy i solve and i got that it is exact because My is -3y^2+2ysinx and Nx is -3y^2+2ysinx since m and n are equal then

    asked by allison
  31. 9th grade

    acrostic poem on p h o t o s y n t h e s i s

    asked by elizabeth
  32. geometry

    We are learning about proofs. We drew lines between noncollinear points. Our table showed 2 points >> 1 line segment, 3 point >> 3 line segments, 4 points >> 6 line segments, 5 points >> 10 line seg, 6 points >> 15 line seg. etc. Write an expression in

    asked by Zack
  33. physics

    4 people stand at the corners of a square. Fred stands at point (0,0) Ted at (1,0) Ed at (1,1) and ned at (0,1). they each pull on a rope connected to the center of the square (0.5,0.5). Fred exerts 11N, Ted exerts 11N, Ed 17N and Ned 15N. what is the net

    asked by bhatt
  34. PLEASE!

    A 0.26 kg rock is thrown vertically upward from the top of a cliff that is 35 m high. When it hits the ground at the base of the cliff the rock has a speed of 28 m/s. (a) Assuming that air resistance can be ignored, find the initial speed of the rock. (b)

    asked by kelsey
  35. psychology

    The following table describes five situations in which a person reacts to stress in an unhealthy manner. For each: a. identify the stressor(s). b. briefly explain why the person's reaction is an unhealthy choice. c. briefly describe one healthy alternative

    asked by ann
  36. language arts

    Could someone suggest one way that teachers can integrate content and instruction in an English language arts classroom. It will give me an idea how to anwser the question. Thank you

    asked by sally
  37. History

    What areas of British North America seemed most vulnerable to American expansion?

    asked by Becca
  38. 7th grade

    What is the subject and verb in the sentence "Past the large sign is a windmill?"

    asked by Michael
  39. Verbs (please answer all, don't give me a website)


    asked by Jesus
  40. Social Studies

    Western democracies are referred to as representative democracies. They share a common ideology. However, when they transform theory into practice, differences occur. One important difference is a matter of emphasis. Should a system emphasize liberal or

    asked by Ashley
  41. Math

    How do I express a decimal in scientific notation? I know how to do it with whole numbers, but don't know what the rules are when the number is something like .00075.

    asked by Gretchen
  42. Chemistry

    A 2B + C at a certain temperature the equilibrium pressure of the system is 0.318atm. Determine Kp for this reaction. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2B + C = 0.318atm /3 = 0.106 CO2 = 0.106 atm NH3 = 2(1.06) atm =0.212 atm Kp = PNH3 ^2 x PCO2 kp

    asked by Tri
  43. Statistics

    From a statistical point of view why a company might want to report its mean salary in one situation and its median salary in another?

    asked by Ashli
  44. physics and math

    hi guys, i had the following question but i keep on getting it wrong, should i use -9.8 or 9.8 m/s2 for the acceleration? im confused and would really appreciate some help. A student throws a set of keys vertically upward to her sorority sister, who is in

    asked by Madison
  45. 12 math

    there are 8 opposite sex married couples at a party. two people are chosen at random to win a door prize. A. what is the probability that the 2 people will be married to each other? B. what is the probability that the 2 people will be same sex? C. if 6

    asked by Linda
  46. accounting

    Question 5: (50 points) E 5-11 Income (loss) recognition; percentage-of-completion and completed contract methods compared LO4 Brady Construction Company contracted to build an apartment complex for a price of $5,000,000. Construction began in 2006 and was

    asked by Abeam
  47. Alegebra II

    Money_Word_Problems: In 1950, the average price of a car was about $2000. This may sound inexpensive but the average income in 1950 was much less than it is now. To compare dollar amounts over time, use the formula V=A/S(C), where A is the old dollar

    asked by *BRiANA*
  48. science

    what conditions do scientists examine when they monitor volcanoes?

    asked by diana
  49. algebra

    Kelly is nine years older than her sister. Kelly's age is one more than twice her sister's age. What is Kelly's age? how do I solve this problem?

    asked by Rose
  50. unscrambling word


    asked by MINDY
  51. help on chem

    What is the wavelength of light (nm) having a frequency of 1.82 x 1014 Hz?

    asked by andy
  52. 3rd grade social studies

    In which part of the USA is Mississippi located: southeast What is the name of the river that forms much of Mississippi western border? Tombidbee River Which state borders Mississippi on the east? Arkansas What large body of water borders Mississippi on

    asked by LaNoria
  53. math

    ACTIVITY 12: TERMINATE OR REPEAT? Every fraction has a decimal equivalent that either terminates (for example, ) or repeats (for example, ). Work with a group to discover which fractions have terminating decimals and which have repeating decimals. You may

    asked by gertrude
  54. Chemistry

    An intermediate step in the production of battery acid, sulfuric acid, invoves the information of sulfur trioxide gas from sulfur dioxide and oxygen gases. (this reaction is also the usual first step in the production of acid rain). The Kp for this

    asked by Tri
  55. English

    where can i find information on the book "Life on the Mississippi"?

    asked by Jessica
  56. help on

    What is the wavelength of light (nm) having a frequency of 1.82 x 1014 Hz?

    asked by andy
  57. Chemistry

    Benzyl alcohol (boiling point: 205 degrees C) was selected by a student to crystallize fluorenol (melting point: 153-154 degrees C) because the solubility characteristics of this solvent are appropriate. However, this solvent is not a good choice. Explain

    asked by Nina
  58. physics

    A skier is gliding along at 1.13 m/s on horizontal, frictionless snow. He suddenly starts down a 13.1° incline. His speed at the bottom is 18.8 m/s. What is the length of the incline? ------------------------------------ Use his change in kinetic energy

    asked by Vishnu
  59. Consumer math

    How to Compute percent of change in cost: Item:1 lb.apples price in 1970: 0.25 what is the Present price and what is the percent of change?

    asked by Anna
  60. science

    What are vesicles?

    asked by betsy
  61. physics

    You are driving to the grocery store at 12.2 m/s. You are 193.0 m from an intersection when the traffic light turns red. Assume that your reaction time is 0.790 s and that your car brakes with constant acceleration. How far are you from the intersection

    asked by Vishnu
  62. plz integrate

    how do u integrate 1+u/3u+2u^2 please help me get started ...tnk u

    asked by allison
  63. 3rd grade

    My son has this Math word problem and I can come up with the answer but, I don't know how to explain to him how I got the answer. The problem is:Lauren has collected 150 nickles and dimes. She has 70 more nickles than dimes. How many nickles and how many

    asked by Kathy
  64. Calculus

    Find the limit Limit as h approaches 0 of : SqRt(4+h)-2 ____________ h by relating it to the derivative. (Indicate reasoning.)

    asked by Kristyn
  65. Chemistry

    the task is to determine which liquid is which, two blue solutions and two clear choices: CUSO4 CU(NO3)2 NH4OH CaCl2

    asked by Giznelbell
  66. science

    what did the first ever microscope look like

    asked by Jessica
  67. Calculus

    Find the absolute maximum and absolute minimum values of f(x)=sinx + (ã3) cosx on the closed interval [0,ƒÎ/3]

    asked by Anonymous
  68. physics

    Larry leaves home at 2:08 and runs at a constant speed to the lamppost. He reaches the lamppost at 2:15, immediately turns, and runs to the tree. Larry arrives at the tree at 2:29. What is Larry's average velocity during his trip from home to the lamppost,

    asked by Vishnu
  69. physics

    In 1865, Jules Verne suggested sending people to the Moon by launching a space capsule with a 207.9 m long cannon. The final speed of the capsule must reach 11.31 km/s. What acceleration would the passengers experience?

    asked by Vishnu
  70. Physics

    Hi, I honestly don't know how to approach this question and what equation to use. A 50.0 g Super Ball traveling at 28.0 m/s bounces off a brick wall and rebounds at 18.0 m/s. A high-speed camera records this event. If the ball is in contact with the wall

    asked by Gina
  71. elementary

    I am doing commas in a series Our attic is filled with boxes, bags and books. do I need to put a comma after bags. Please let me know.

    asked by rose (Ms. sue)
  72. Maths

    These questions are about permutations and combination: Find the number of ways in which a class of 20 children can be divided into two groups of 6 and 14 if the class has a set of twins who are inseperable. (ans. is 21624) Four books are taken from a

    asked by Claire
  73. physics

    A rock is tossed straight up with a velocity of 37.1 m/s. When it returns, it falls into a hole 18.8 m deep. What is the rock's velocity as it hits the bottom of the hole? Responses The gain in kinetic energy equals the loss of potential energy. (1/2) M

    asked by Vishnu
  74. math

    Statistics. The following table gives the free throws attempted (FTA) and the free throws made (FTM) for the top five players in the NBA for a recent season. Calculate the free throw percentage for each player by writing the FTM over the FTA and converting

    asked by gertrude
  75. algebra 1

    how would you figure this out: Multiply the equation by a power of 10 to write an equivalent equation with integer coefficients. 4.15x+3.01=10.9x+1.29

    asked by anonymous
  76. Pre-calculus

    A set of data is normally distributed with a mean of 500 and a standard deviation of 40. What percent of the data is between 460 and 540? Answer: 68.3%

    asked by Lucy
  77. English

    i have to right a short story with characeristics from the romantic period.. main character has to be form the book the crucibe... setting must be in nature hero must have supernatural powers...characters must be free spirited playful emotional and

    asked by AMANDA!!!!
  78. physics

    A rock is tossed straight up with a velocity of 37.1 m/s. When it returns, it falls into a hole 18.8 m deep. What is the rock's velocity as it hits the bottom of the hole? Responses The gain in kinetic energy equals the loss of potential energy. (1/2) M

    asked by Vishnu
  79. social studies

    what caused king philip's war?

    asked by danna
  80. Middle school Grammar

    When do use then vs than in comparisons?

    asked by Eamorson
  81. statistics

    what is the use of statistics in production?

    asked by Anonymous
  82. Biology

    What is an adenosine triphosphate? I don't understand the fancy definitions. Can some one please simplify it for me? Thanks!

    asked by Kate
  83. SAT

    how do you do well ont eh MC writing section of the SAT? how do i prepare for it?

    asked by Okeisha
  84. Economics

    economic question answered by basic social values and goals

    asked by tameisha
  85. 12 data management

    3 oeople - john joan and kim throw a ball to each other. there is a probability of 1/3rd that johnwill throw it to joan. probability of 1/2 that joan wil throw it to kim. probability of 1/4th that kim will throw it to john. A. show in a Markov chain as a

    asked by Linda
  86. college-Intermediate Microeconomics

    The Lump Sum Principle In the 1980s Margaret Thatcher was the British Prime Minister. She was very popular and e ective until she pushed for the idea of a so called lump-sum tax. The lump-sum tax is one in which every citizen pays a single xed payment.

    asked by Derek
  87. 11th grade ETHICS

    Compare and contrast absolute and relative approaches on culture and morality. PLEASE HELP I AM SOOOO STUCK !!

    asked by Zow
  88. antiderivative

    i need help with finding anti derivative of -2xe^x +y-6x^2 dx so i use the integration by parts to solve for -2xe^x?

    asked by allison
  89. life science

    Hi I am doing a report on manas natianal park. and how it got on the world heritage site. but i cant find anything on iti have to answer these question Describe the diversity of life forms found in the area. Describe the biological interrelationships among

    asked by amy
  90. Paralegal

    Why do paralegals need to know about computers and the different types of computer software packages to be a paralegal? What type of technology is vital in the law office setting?

    asked by Shirley
  91. algebra

    48 equals a number increased by 6, and the sum, all multiplied by 5. need help converting this word problem to an equation and solving.

    asked by Rose
  92. science

    What happens to a vesicle in exocytosis?

    asked by betsy
  93. 6th gr grammar

    not only, but also Why is this wrong?? Britt not only enjoys listening to the band, but also going to their concerts. why should it be: Britt enjoys NOT ONLY listening to the band, but also going to their concerts...?

    asked by Graymon
  94. 5th grade

    Write an expression for the following sentence. Thoma had some money in his bank account. He withdrew $10.00

    asked by Ailyn
  95. language

    I need help with finding 13 mistakes in this paragraph. some parts of the grand canyon have steep rocky slopes There are no trees or plants. Othar parts have short stubby bushes. columns of rock up to a mile (5,280 ft) high reach up from the canyon floor

    asked by deja
  96. 5th grade

    what does an oblique line look like

    asked by trey
  97. math-2

    Darin counted 46 more cars than trucks in a parking lot. There were 29 trucks. Write an expression that shows how many cars were in the parking lot.

    asked by RORO
  98. health

    I need information on skin disorders for a project

    asked by michael
  99. Social studies

    What speacial belief do the babylons have?

    asked by Nicky
  100. physics

    An object is thrown vertically upward with a speed of 19.1 m/s. How high does it rise? I get 1.86e+01 m How long does it take to reach this highest altitude? I get 1.95e+00 s ------------------------------------------------------ I am stuck on part c,

    asked by Luckna
  101. data 12

    From a lot of 12 flares, 4 are selected at random. if the lot has 4 defective flares, what is the probability that all 4 will not work. B. whats the pobablity that at most 2 will not work?

    asked by Linda
  102. AED

    I need help: consider that educational goals and standards reflect the goals and standards of the society in which schools exist. Then provide examples of the similiar as well as the differing roles that home,society, and school play in today's educational

    asked by dawn
  103. data

    A die is thrown 20 times and a sucess is defined as on or a six on the upace of the die,. Use binomial distribution to determine the probability of getting exactly 5 successions in 20 trials

    asked by lin
  104. social help needed

    what would be a definition that a 50 old or above people would give for HERO and even a chil less than 11?????????????

    asked by Anonymous
  105. Psychology

    A researcher tested the Hr that reading out loud to your unborn baby will make the baby a better reader later in life. Mothers were randomly assigned to either a silent group in which they read silently during pregnancy at their normal reading times; or an

    asked by Pauline
  106. college

    find the cirumference of each figure. use 3.14 for pie of 3.75 ft. ^2 round the answer to one decimai i came up with 44,15625 but i do not know how to round it to one decimal.

    asked by gertrude
  107. Psy 20

    Effects of Stress CheckPoint

    asked by Anonymous
  108. Math Symbols

    What does ^ mean in math? I see people writing it as a symbol on this site often! Thanks!

    asked by Angie
  109. science/biology

    why was/is there a stigma attached to AIDS?

    asked by anonymous
  110. history

    •Submit a 150- to 200-word response comparing Nixon’s policies of engagement with foreign policy strategies used during the Cold War.

    asked by bonzaieze
  111. Grade 8

    Why does Great Britian have colonies in North America??

    asked by Aryna
  112. math

    what is the true meaning and exact value of pi?

    asked by stephanie
  113. adult education/accounting

    Hello, I want the answer for 'pay as you go' on accounting/crossword,and I don't know the answer can someone tell me/help me with it,it is a 4 letter word. Thank-You!

    asked by Wedad
  114. SATs

    how do i prepare for the writing section of the sats?

    asked by Okeisha
  115. Science

    How does osmosis explain the fact that a watery syrup forms when you put sugar on strawberries?

    asked by betsy
  116. Social studies

    What were the first five books of the hebrew? please help me

    asked by Joe
  117. health insurance

    what are reasons that some people refuse medical insurance and what demographic to you feel they fill?

    asked by april
  118. Science

    What will happen if you put a tea bag in cold water?

    asked by Alessandra
  119. chem

    our task is to determine which liquid is which, two blue solutions and two clear choices: CUSO4 CU(NO3)2 NH4OH CaCl2 how do i do this? ik that cooper solutions r blue...

    asked by giznelbell
  120. 6th grade

    How can you make an input output division chart

    asked by Samantha
  121. Math probability question

    a spinner is divided into three areas x,y,z. the measure of angle a is 90 degrees, angle b is 120 degrees and angle c is 150 degrees. If the spinner is spun once, find the probabliity that it will land in 1) area X 2) area y 3) area z

    asked by Bob
  122. health

    what is the healthiest diet

    asked by brandy
  123. 6th grade

    I need a definition and examples of dynamic system- under natural resources, the teacher's definition is - a system that changes( kind of vague)

    asked by Julia
  124. 12 data

    the owner of supereb coffee wants to buy 100 bags of coffee from Great Aroma. They take a sample of 10 bags and agree to buy the consigment if, at most , 1 bag in the sample fails to meet requirements. Great Aroma knows that 10 % of the total consigment

    asked by Walters
  125. algebra

    Construction. An A-frame cabin has a triangular front with a base of 30 ft and a height of 20 ft. If the front is to be glass that costs $3 per square foot, what will the glass cost?

    asked by terry
  126. Project Management

    List the personal and professional characteristics necessary to be an effective project manager. What characteristics are learnable?

    asked by Robert
  127. 11th grade


    asked by JOEI
  128. Algebra!

    How do I graph a linear equation? What do I place for each axis?

    asked by Angie
  129. Math

    In my textbook, there's an equation with log ex. log(50,000)+log(150,000)= some number But when I use the log button on the calculator, the answer is not correct? But when I use the ln button, it's the correct answer? So for log, you press ln, then what is

    asked by Judy
  130. american government

    How do six principles of the constitution make the U.S. different than other countries?

    asked by laurel
  131. math

    How can a rectangle with be used to illustrate the multiplication of polynormals

    asked by nadine


    asked by Anonymous
  133. physics

    A skier is gliding along at 1.13 m/s on horizontal, frictionless snow. He suddenly starts down a 13.1° incline. His speed at the bottom is 18.8 m/s. What is the length of the incline? ------------------------------------ Use his change in kinetic energy

    asked by Vishnu
  134. integrate

    how do i integrate 2u du /u-2+2u^2 so i used subsitution rule? or can i used integration by parts and how? thanks in adnvace

    asked by allison
  135. Economics

    Is it possible for a small firm with a low concentration ratio to thrive and profit in an industry?

    asked by janice
  136. integrate

    integrate du/3u and integrate x/x^2 dx it might be simple...i just need a head start...tnx

    asked by allison
  137. science

    How are glucose molecules moved into a cell?

    asked by betsy
  138. social hwlp needed...........

    how would you define a hero? what qualities would he/ she possess? name anyone hero today?

    asked by Anonymous
  139. Science

    What mineral deposites are in Shubra al Khaymah, Egypt

    asked by Mandi
  140. math

    Given T=RV,find R If T=4 and V=8

    asked by sherri
  141. Health Science

    What countries have a two-tier health care besides Canada? Can you please provide some links?

    asked by Anonymous
  142. data

    on a standard Iq test the scores are normally distributed with a mean of 100 and a standard devaition of 20. A. if you score 140 in whst precentile are you? B. if you score 90 on what percentil are you?

    asked by Linda
  143. Math

    can you please help me solve this quadadratic equasionby factoring : x^2-8x+16 would this be the right way 8x^3+16 to start

    asked by nadine
  144. algebra

    Construction. An A-frame cabin has a triangular front with a base of 30 ft and a height of 20 ft. If the front is to be glass that costs $3 per square foot, what will the glass cost?

    asked by Anonymous
  145. Reading

    Who wrote the original story of The Three Little Pigs

    asked by Dylan
  146. Spelling

    I have been selected for this spelling bee. Can I have some tips? Thanks!

    asked by Angie
  147. business

    Review the key federal legislation, particularly the following: • Title VII of the Civil Rights Act of 1964 • The Civil Rights Act of 1991 • The Equal Employment Opportunity Act of 1972 • Age Discrimination in Employment Act of 1967 • Americans

    asked by dubbie
  148. english

    the sum of many parts that starts with a c and eands with an o and has an L in the middle

    asked by Aj
  149. chemistry

    What is the precision of lab equipment? More importantly, how do you find it?

    asked by arya
  150. Math

    A bike shop has 8 red, 5 blue, 12 black, and 9 white bikes. Write an expression that shows how many more black bikes than red bikes there are.

    asked by RORO
  151. physics

    Larry leaves home at 2:08 and runs at a constant speed to the lamppost. He reaches the lamppost at 2:15, immediately turns, and runs to the tree. Larry arrives at the tree at 2:29. What is Larry's average velocity during his trip from home to the lamppost,

    asked by Vishnu
  152. com220

    what approaches do you think might be useful to a researchers who needs to determine whether or not a source of information is authentic?

    asked by lynn
  153. math

    round each number to the nearest 10 19- 20 65- 60 3- ? is it 1 or 10? Thank you for the help.

    asked by MIA
  154. History

    Explain why other politicians thought it would be good for grat britian if the colonies became more self sufficient and eventually independent.

    asked by Becca
  155. crt 205 week 5

    idenifing fallacies and catergorizing fallacies

    asked by bogie
  156. com 150

    thesis statement outline on right to die

    asked by bogie
  157. japan

    I was actually looking for someone to help me edit this essay about gift giving. Would that be possible? アメリカでは、贈り物をあげるのは一年に2回やります。 まずは、クリスマスで、とても重要な休日です。

    asked by Jessica
  158. History

    How was Great Britian;s new attitude a reason for Confederation?

    asked by Becca
  159. math

    Find the value of the following fractional expression: 10/1 + 9/2 – 8/3 – 7/4 – 6/5 – 5/6 – 4/7 – 3/8 – 2/9 – 1/10 Provide your answer as a simplified fraction.

    asked by blake
  160. 6th gr grammar

    When should i use it. vs. they?

    asked by Graymon
  161. algebra

    two junked cars were sold at auction to a buyer who paid a total of $2,000 for both cars. If the more expensive of the two cars was $240 less than three times the price of the cheaper car, how much was the more expensive car? how do I solve this word

    asked by Rose
  162. language arts

    How do I use naivete in a sentnce?

    asked by Ty
  163. help

    could someone show me the steps for solving this: 3x+24=9(x+4)

    asked by nadine
  164. chemistry

    why do they put chlorien in swimming pools and drinking water???

    asked by lauren
  165. math


    asked by Kyle
  166. AP US History

    What was Jefferson's and Jackson's stance on the Warren Brdge v. Charles River Bridge case?

    asked by Morgan
  167. math

    how would I write 9557 in scienctific notation would it be like this: 9.557

    asked by nadine
  168. Speech

    Ethical considerations for communicators

    asked by Ana
  169. 3rd Grade Math

    I thought the simple answer would be 150-70=80 too but, the problem states that she has 70 more nickles than dimes. So, I was thinking that the answer would be 40 dimes and 110 nickles-which adds up to 150 and 110 is 70 more than 40 but, I don't know how

    asked by Kathy
  170. social studies

    what is communism?

    asked by tutu
  171. English

    describe what you consider some of the "gifts you have to offer the world" and some of the "things you really need."

    asked by Anonymous
  172. college-ECONOMICS

    Most of the preferences we use in class exhibit convexity. What does it imply about the shape of indifference curves? Explain, in words, what this implies about consumer preferences, think of an example where this might be a bad assumption and try to come

    asked by Mikel
  173. geogrphary

    Caspain sea:lakes as __:ocean

    asked by Anonymous
  174. math

    explain how we use pi in the real world.

    asked by stephanie
  175. com 150

    brainstorming and brain mapping

    asked by tasha
  176. com 150 week 6

    body parsgraphs and topic outline and working references list check point

    asked by tasha
  177. 6th grade

    what are pareleleo lines this is math jiskha ,please answer thankyou

    asked by deborah
  178. geography

    what is a mild rainy climate called

    asked by chuck
  179. social sudies

    what was the first five books of the hebrews bible called?

    asked by Joe
  180. IT 220

    describe an example of copyright infringement in relation to the use of Web resources. Do any conditions exist where individuals may legally use another's intellectual property?

    asked by sam
  181. chemistry

    does fire have matter?

    asked by lauren
  182. earth science

    another name for the deep trenches long the edge of south america are called

    asked by tim
  183. 12data

    Given A= {1,3,5,7} B- {C,D} S= {xeI o

    asked by Walters
  184. Social studies

    Were the biginning of Judasim like?

    asked by Chris
  185. Math

    2 = 8 : 10

    asked by Ana
  186. physical science

    mendeleev's proposal

    asked by yushima
  187. Math (Trig)

    What does sec^2(-2) equal? Can you explain why?

    asked by Charles
  188. history

    why were the romans so well behaved when they were at soldier school

    asked by harry
  189. english

    what is the sum of many parts?

    asked by Aj
  190. english

    what is the answer to consisting of seprate interconnectedparts?

    asked by Aj
  191. english

    well my main charater is this girl named abigail she is a flirt and a liar ...just need help geting started... really don't know how to start my story off

    asked by AMANDA!!!!
  192. possessive noun

    please help me with my home work i am trying

    asked by marlen
  193. puzzle

    please help me to unscramble - agklbrea

    asked by keisha
  194. computer science

    how was the price of computation changed over time?

    asked by mb
  195. computer science

    how would 123 base 4 look in base 5 and why?

    asked by mb
  196. chemistry

    why is platinum more expensive than gold??

    asked by lauren
  197. business law

    whaqt is an intentional tort

    asked by superman
  198. social studies

    what led to napoleon's defeat at trafalgar near the strait of gibraltar

    asked by cindy
  199. bio

    other than the fact that they are specific, why do enzymes make good drug targets?

    asked by Anonymous
  200. science

    which will form a ion more easily Sodium or Sulfur and why

    asked by bob
  201. Math

    What is the total area in square miles and square kilometers of Shubra al Khaymah, Egypt

    asked by Mandy
  202. math

    Gasoline is about $4 per gal. You use about gallons each day driving to and from work. How much should you budget for gas over the next month (about 20 workdays)?

    asked by eric
  203. English

    what do you mean

    asked by AMANDA!!!!
  204. Alg 2

    (x^2 + 2x - 4)^2 - (x^2 - 2x - 4)^2

    asked by zam
  205. History

    i had 26 questions from my book trust me im not using u for the answers i can't find them!! plz help me:(

    asked by Becca
  206. computer science

    Where do basic technical innovations most often originate?

    asked by mb
  207. history

    during the collapse of the republic in rome what changes were necessary to administer a vast multi-national territory vs. a city state?? please help this is the only one i cant get.. thanks :)

    asked by christina
  208. science (matter)

    how come ice cubes shrink after they have been in the freezer for a long time?

    asked by Angie
  209. algerba

    3/4 + 7/10 + 4/15 = 3/11+ 9/11 +1/11 =

    asked by lisa