Questions Asked on
September 14, 2007

  1. Chemistry

    Propose a method for determining the specific heat for a metal like sodium that reacts with water?

    asked by Dick Rogers
  2. science

    A major motor company displays a die-cast model of its first automobile, made from 9.35kg of iron. To celebrate its one-hundreth year in business, a worker will recast the model in gold from the original dies. What mass of gold is needed to make the new

    asked by ~christina~
  3. physics

    The periods of oscillaton were measured down to 0.38s. How could this be done with common laboratory timers? -a given hint is : are the times exact values? I don't know how this would work b/c I've never heard of a timer or stopwatch thant can register a

    asked by ~christina~
  4. Preschool

    Can you help me to choose the best answer to fill in the blank to this question? Goonight Owl is a good __________ because the children can make the animal sounds while the teacher tells the story. 1. acting story 2. fable 3. story song 4. participation

    asked by Brenda
  5. Math

    A number cube is marked with 1,2,3,4,5, and 6 on its faces. Suppose you roll the number cube one time. Find the probability of each event. #1. P(4) #2. P(4,5, or 6) #3. P(3 or 5) Could someone let me know if these are correct, THANK YOU! #1. 1:6 1/6 1 to 6

    asked by Plshelp
  6. Physics

    A dip needle is a small magnet mounted on a horizontal axis sot that it can swivel up or down. Where on eath will it point most nearly vertically and most nearly horizontally?

    asked by Judy
  7. grammar/language arts

    Would the word "limelight" be considered as an adjective or a noun? it says "He believes that a person can be in the limelight merely by being a good listener." I think it's a noun but i just want to make sure before i fail.

    asked by john
  8. Social Studies

    I need to find a map showing the topography of America around 1789 - 1798. I think I can analyze it myself and say how the topography affected earlier americans but I can't actually find a map. Could someone help me look for a good one?

    asked by Sam
  9. Math Word Problems

    Citydog Screen Printers received two orders for a t-shirt designed for a math symposium. The first order was for 40 shirts at a total cost of $295 and the second order was for an additional 80 shirts at a total cost of $565. Each order included a shipping

    asked by Lisa
  10. physics 111

    A bicycle travels 3.2 km due east in 0.10 h, then 5.6 km at 15.0° east of north in 0.11 h, and finally another 3.2 km due east in 0.10 h to reach its destination. The time lost in turning is negligible. What is the average velocity for the entire trip? i

    asked by bob
  11. Science

    A girl has a body weight of 400n. What upthrust does she need to float?

    asked by Laura
  12. Chemistry

    I'm stuck on this one problem in Chemistry: A student measures the mass of an object as 2.32 grams and its volume as 34.56mL. The student then calculates the density to be 0.067129629. There are two things wrong with the students value for density. What

    asked by Chervonna
  13. science (conversion)

    At the time of this books printing the national debt is about $8 trillion. (a) If payments were made at the rate of $1000 per second, how many years would it take to pay off the debt, assuming no interest were charged? (b)A dollar bill is about 15.5cm

    asked by ~christina~
  14. chemistry

    this is a question about how to write the reaction for mixing solid KOH with aqueous HCl...when i physically mixed the two there was gas formation (bubbles and heat were given off) but when i write the equation out i don't get where the gas is. the

    asked by annonymous
  15. Criminal Justice

    Death Penalty Legislation With which current issues does your state’s legislation deal? What legislative decisions have been made in the state since the year 2000? Is there any pending legislation? What is your opinion of the legislation you identified?

    asked by Mimi
  16. Science

    What is the difference between an ion and an isotope? Give an example of each term.

    asked by Sonic
  17. physics 111

    A runner times his speed around a circular track with a circumference of 0.508 mi. At the start he is running toward the east and the track starts bending toward the north. If he goes halfway around, he will be running toward the west. He finds that he has

    asked by bob
  18. physics

    A model rocket is launched straight upward with an initial speed of 50m/s. It acccelerates with a constant upward acceleration of 2m/s^2 until its engines stop at an altitude of 150m. (a)What is the maximum height reached by the rocket? (b)How long after

    asked by Anonymous
  19. Physics Lab

    Can someone please help me? I need some ideas, I am totally stuck...I posted as the same name as I am now! Please! thanks

    asked by Meredith
  20. Algebra, word problem

    A small firm produces both AM and AM/FM car radios. The AM radios take 15 h to produce, and the AM/FM radios take 20 h. The number of production hours is limited to 300 h per week. The plant’s capacity is limited to a total of 18 radios per week, and

    asked by Marinda
  21. Algebra

    Could you please help in finding the domain? Thanxs! Find the domain of the function. g(x)= 3x/(x^2 -49)

    asked by Jesse
  22. Functions

    I need help with the following problems please? How do I make a transformation using g(x)=|x-2|? How do I graph g(x)=f(x+1)? How do I graph g(x)= -f(x)+2? How do I graph g(x)=1/(3)x+3? How do I grahp g(x)= f(x-1)-2

    asked by Jesse
  23. Physics Lab

    Hey there, I did a lab in which a wooden board was taken and then a dynamics cart was dropped down it. Four markings of different incriments were marked on the board, so that when we dropped it, we could record the time it took for the cart to reach a

    asked by Meredith
  24. Domains of Functions

    I don't understand how to do this problem, can you please help me? Given the functions f and g, determine the domain of f+g. 4. f(x)= 2x/(x-3) g(x)=3/(x+6)

    asked by Jules
  25. Chemistry

    I'm having trouble with converting units. My teacher wants us to show work but I can't figure out how to do it. An example is, 35 mL = ____ dL. By showing work, how do you do that?

    asked by Kayla
  26. financial management

    Is an increase in collection period necessarily bad? Explain.

    asked by imran
  27. Surface Area

    [Given] Fiber Linear Density = 1 denier = 1 g/9000m Fiber Density = 1.14 g/cm^3 [Find..] Fiber surface area in cm^2/g Assume that the fiber strand is a uniform cylinder [Answer] Surface area = 3,150 cm^2/g ....... how do i get to the answer? my professor

    asked by COFFEE
  28. ethnics

    can someone tell me what legislation is? post a summary of a current issue between native americans and the federal government, identify the legislation that you think is linked to the issue, and explain why you think there is a connection

    asked by michelle
  29. Algebra

    How do I find distrbutions?

    asked by Savannah
  30. math

    what is partial factoring and how do you do it? Please help

    asked by need help
  31. Domain of composite function

    Can you please help me with the following questions? Find the domain of the composite function f * g. 12. f(x)=x+3, g(x)=1/(x+7) 15. f(x)=7x+70, g(x)=x+2

    asked by Soly
  32. Algebra

    I need to have some problems checked and I need help with one of them. Determine which two functions are invereses of each other. 1. f(x)=5x, g(x)=x/5, h(x)=5/x -I got that f(x) and g(x) are invereses 2. f(x)=x-2/2, g(x)=2x-2, h(x)=x+2/2 - I got that none

    asked by Jen
  33. biology

    What parts of the solid earth, atmosphere and hydrophere are not included in the biosphere?

    asked by lizzie
  34. chemistry

    1. Why Beer's law is expressed in terms of absorbance instead of transmittance? 2. What is the significance of spectral scanning? 3. What is the importance of the baseline?

    asked by smiley
  35. physics

    tank of water with L=6m, W=3m, H=4m. 1) Find the force on the bottom of the tank from water. (ignore atmosphere pressure). 2) If the door to the tank is 1.5m by 1.5m and it is 2.25m (center bottom)from the edge of the tank, what is the force on the door

    asked by nick
  36. Religions of the world

    What cultural and societal influences have made hinduism vital to the region it originated?

    asked by Sherry
  37. Science

    In order to make an element from another element, what would you need to do? For example, how could you make a zinc atom from a copper atom?

    asked by Sonic
  38. Economics

    Given the production function Y=K^.4 N^.6 and A=1 Calculate the level of output when K=4 and N=10

    asked by Em
  39. Functon compostions

    Can you please check my answers? For the given functions f and g, find the indicated composition. 5. f(x)=7x+9, g(x)=2x-1 I got 14x+2 For the given functions f and g, find the indicated composition. 8. f(x)=-5x+3, g(x)=6x+3 I got -30x+18 Find functions f

    asked by Soly
  40. Inverese of one to one function

    I don't understand how to find the inverese of a one to one function. Find the inverese of the one to one function. 9. f(x)=-4x+7 Is the inverese suppose to be f^-1(x)=x-7/-4? 12. f(x)= square root of x-8 I don't understand how to find the inverese on this

    asked by Jessica
  41. College Essay

    I want it to be proofread. You can make changes if you lke. This essay is about the themes in the short story The Jilting of Granny Weatherall. A portrait of an eighty-year-old woman on her deathbed, ''The Jilting of Granny Weatherall'' is an exploration

    asked by jacoby
  42. ??????????

    I can't find any of my questions from yesterday- were they deleted? I'll go search now, but does anyone know what...?

    asked by bad @ math
  43. chemistry

    Why should an Fe3+ solution be used in calibrating the spectrophotometer for the spectrophotometric determination of iron in Fe2+ complexes?

    asked by smiley
  44. accounting management

    How are research and development cost accounted for in the United States? Thanks for your help.

    asked by Jo
  45. health

    what are some benefits you stand to receive by taking a multivitamin every day and can taking a multivtamin everyday raise your intake of a particular vitamin or mineral to near toxic levels

    asked by alley
  46. Functions

    How do I graph g(x)=f(x)+1?

    asked by Jesse


    asked by Anonymous
  48. Grammar

    The word "chance" is a noun right? The sentence is "People at a party welcome a chance to make a big impression." And "other" would be a pronoun... right? It says "If you let other people impress you, they will be impressed by your graciousness."

    asked by Lisa
  49. FIN-check this please

    1. Current assets that a firm must carry even at the trough of sales are _____________, while current that fluctuate with seasonal or cyclical variations in sales are _____________.(b) a. temporary assets; permanent assets b. permanent assets; temporary

    asked by sandtara
  50. Algebra II

    Could you please check my answer? Given the functions f and g, perform the indicated operations. 3. f(x)=4x - 9 g(x)7x-3 I got -3x-12

    asked by Jules
  51. FIN

    1. Current assets that a firm must carry even at the trough of sales are _____________, while current that fluctuate with seasonal or cyclical variations in sales are _____________.(b) a. temporary assets; permanent assets b. permanent assets; temporary

    asked by sandtara
  52. math

    what is the word form for 0.1234

    asked by michelle
  53. Web Site question

    What features does a web site need to offer in order for you to trust the information?

    asked by Jess
  54. Maths

    38, 39, 40, 41, 190, 240, 241 What is the next number> Does anyone know where I can learn about breaking this type of code online somewhere pls?

    asked by Jenny
  55. human services

    Summarize legislative tasks and the overall role of the judiciary in shaping public policy?

    asked by Anonymous