Questions Asked on
December 30, 2014

  1. Pre-Calc/Trig

    A body was found at 6 a.m. outdoors on a day when the temperature was 50oF. The medical examiner found the temperature of the body to be 66oF. What was the approximate time of death? Use Newton's law of cooling, with k = 0.1947. A. Midnight (12 a.m.) B. 5

    asked by Anonymous
  2. English

    Hi, i really need help with these questions i kept trying to think and think but i keep getting confuse. What must people know or understand about a place in order to belong there? How do they gain that knowledge or understanding? What types of experiences

    asked by Help please
  3. Pre-Calc/Trigonometry

    You place a cup of 205oF coffee on a table in a room that is 72oF, and 10 minutes later, it is 195oF. Approximately how long will it be before the coffee is 180oF? Use Newton's law of cooling: 1 hour 25 minutes 15 minutes 45 minutes

    asked by Anonymous
  4. spanish

    Cambie los mandatos entre comillas a mandatos negativos. (1 point each) Modelo: Lorenzo, ‘háblame’ en voz alta. Lorenzo, no me hables en voz alta. Question 1 of 16 Carlitos, ‘báñate’ en la piscina si tienes calor. answer: Carlitos, no te bañes

    asked by Shari

    which of the following demographic characteristics distinguishes Europe's population from that of Asia?

    asked by BRENDA
  6. Math

    A savings account with a current balance of $5,000 earns 2.75% annual interest, compounded continuously. To the nearest dollar, what will be the account balance in 10 years?

    asked by Lillie
  7. Math/ Statistics

    The owner of a football team claims that the average attendance at home games is over 3000, and he is therefore justified in moving the team to a city with a larger stadium. Assuming that a hypothesis test of the claim has been conducted and that the

    asked by breeamberr
  8. maths

    An open rectangular box measuring 28cm by 20cm by 12cm internally is made of wood 0.5 cm thick. find the volume of wood used in making box?

    asked by Anonymous

    Find the present value of the ordinary annuity. Please round the answer to the nearest cent.$2,000 per semiannual period for 7 yr at 12%/year compounded semiannually

    asked by CHARLES
  10. Pre-Calc/Trig

    A potato is put into an oven that has been heated to 350F. Its temperature as a function of time is given by T(t) = a(1 - e-kt) + b. The potato was 50F when it was first put into the oven. if the potato is 60F after 2 minutes, what is the value of

    asked by Anonymous
  11. chemistry

    Mg + O2 ------> MgO if 1.00 g of magnesium is ignited in a flask containing 0.500liters of oxygen at STP, how many grams of magnesium oxide areproduced? what is the name and the amount of the reactant inexcess? My work: 1g Mg/24.3g=0.041 mol Mg; 0.5L

    asked by Lisa

    Please help me to pick out 6 lines from the poem Invictus of William Ernest Henley that used sensory images and identify the sense used for each line.I also need to pick out one line that used onomatopoeia. I only Have one answer Black as the pit from pole

    asked by ZACHARY
  13. algebra

    Three firms carry inventories that differ in size. Firm A's inventory contains 2000 items, firm B's inventory contains 5000 items, and firm C's inventory contains 10,000 items. The population standard deviation for the cost of the items in each firm's

    asked by Anksuh
  14. REVISED Improving Writing.

    Draft an interoffice memorandum to Miriam Hopkins, the Director of Human Resources: a. Assume that you’ve received confirmation from Jeremy Dittmer for the date, time, and materials needed. The trainer he has assigned is Deb Walker (email: Deb.Walker..).

    asked by ANONYMOUS
  15. algebra

    a premature baby weighs only 3 pounds, 2 ounces at birth. After 16 days in intensive care, the baby has gained 22 ounces. Measure the babys age in days and weight in ounces. Assume the baby continues to gain weight at this same rate and a month has 30

    asked by Anonymous
  16. Chemistry***

    A mixture containing 19.8 moles of H2 and 7.2 mole of I2 was allowed to reach equilibrium in a 5 L closed vessel at ToC according to the equation: H2 (g) + I2 (g) 2HI (g) At equilibrium, 14 moles of H2 was present. The equilibrium constant for this

    asked by plasma membrane
  17. Medical billing/coding

    This 51 year old male is Type 1 insulin-dependent diabetic admitted for treatment of a grade III food ulcer which involved necrosis of the muscle on the left foot with gangrenous changes resulting from diabetic neuropathy, atherosclerosis, and chronic

    asked by Jamie
  18. Math/ Statistics

    A consumer advocacy group claims that the mean amount of juice in a 16 ounce bottled drink is not 16 ounces, as stated by the bottler. Determine the null and alternative hypotheses for the test described. A. H0: µ = 16 ounces Ha: µ < 16 ounces B. H0: µ

    asked by breeamberr
  19. maths

    Tan100+4sin100=? As tan(90+10)+4sin(90+10) -cot10+4cos10 Aftr that i don't know what to do

    asked by baibhav
  20. Physics

    Initially sliding with a speed of 2.5 m/s, a 2.0 kg block collides with a spring and compresses it 0.35 m before coming to rest. What is the force constant of the spring?

    asked by Caleb
  21. Math/ Statistics

    z = 1.8 for Ha: µ > claimed value. What is the P-value for the test?   A. 0.9641 B. 3.59 C. 96.41 D. 0.0359

    asked by breeamberr
  22. Algebra 1

    What is the solution to the system y=10x-3 y=-7x+3 answers from 5/17, 16/17 4/17, 16/19 -5/17, 16/17 3/17, 5/17

    asked by Steve
  23. CHEM

    Hydrogen peroxide (H2O2) is decomposed according to the following reaction: 2H2O2 (l) ¡÷ 2H2O (l) + O2 (g) If 6.00 g of aquesous solution containing hydrogen peroxide was decomposed after heating, the mass of oxygen gas collected is 2.40 g, what is the

    asked by CHAN
  24. Chem

    Mg + O2 ------> MgO if 1.00 g of magnesium is ignited in a flask containing 0.500liters of oxygen at STP, how many grams of magnesium oxide areproduced? what is the name and the amount of the reactant inexcess? My work: 1g Mg/24.3g=0.041 mol Mg; 0.5L

    asked by Lisa
  25. Algebra 1

    2x(3xy + 4y² + 8y) 6x²2xy + 2x4y² + 2x8y 12x² + 10y²

    asked by Taylor
  26. physics

    a rock is dropped from a high the end of 3 seconds of free fall the speed of the rock is:[in centimeters per second,g=10 m/second square]

    asked by komal
  27. physics

    Two carts are in contact on a horizontal frictionless surface. Cart 'A' has a mass of 3 kg, and cart 'B' a mass of 2 kg. (a) Find the force F on 'A' needed to give the two carts an acceleration of 0.8 m/sec2 . What is then the force exerted on 'B' by 'A'?

    asked by Anonymous
  28. CHEM

    Consider the following reaction: 3Pb(NO3)2(aq) +Al2(SO4)3(aq) ¡÷ 3PbSO4(aq) + 2Al(NO3)3(aq) Determine the mass (in gram) of lead(II) sulphate (PbSO4) and aluminium nitrate [Al(NO3)3] formed in the solution when 8.84 g of lead(II) nitrate [Pb(NO3)2] was

    asked by CHAN
  29. science

    Consider the following reaction: CaCO3(s) --> CaO(s) + CO2(g) A mixture of calcium oxide (CaO) and calcium carbonate (CaCO3) had a mass of 15.08 g and was heated to above 840 oC. After heating, 9.83 g of solid was left. What is the mass percentage of

    asked by CHAN
  30. java programming

    Create a Sales application that prompts the user for a series of sales figures and then implements a sorting routine on the sales figures. Output. Enter the number of sales made today: 15 Enter the amount of sales 1:25 Enter the amount of sales 2:65 Enter

    asked by Vlad
  31. earth science

    During the summer _________ in India, wet air from the Indian ocean brings heavy rain to India.

    asked by Elena
  32. english

    Please help me to pick out 6 lines from the poem Invictus of William Ernest Henley that used sensory images and identify the sense used for each line.I also need to pick out one line that used onomatopoeia.

    asked by rubens
  33. science

    Explain why the boiling point of ethyl alcohol (C2H5OH, 78.4 oC) is higher than the boiling point of methyl alcohol (CH3OH, 64.7 oC).

    asked by CHAN
  34. biology

    Which phases are exactly the same for both the Cell Cycle and Meiosis? Can someone please help me with this and explain this to me? Thank you :)

    asked by Victoria
  35. equation and inequalities

    Write a word phrase for 5 p

    asked by lily
  36. safety

    what phrase can be made out of this group of letters-it's related to safety -snecpowwnekertaineaidcvdingalliit

    asked by dawn
  37. science

    How can radioactive dating help determine the absolute age of a rock (or rock layer)?

    asked by Anonymous.
  38. understanding psychology

    The thought processes that underlie learning

    asked by Felicia
  39. Applied Chemistry Project Help!!!

    Research and describe one current application of the knowledge of the atom. This application can be in any field of your choice. This means the field can be scientific, such as medicine, or nonscientific, such as entertainment. The purpose of this

    asked by Maria
  40. equation and inequalities

    Graph the solution of the equation b-15=-12

    asked by lily
  41. earth science

    air pollution in pennsylvania causes ______ in new england because the wind blows the pollution into new England. can someone please help, I cant find this anywhere.

    asked by Elena
  42. Arts

    What is the function of a Digital Media and Animation?? beacuse my books says nothing about it

    asked by josh
  43. science

    Is it bad to shave the pubic hair? Why or why not? How does shaving affects the growth of pubic hair?

    asked by ZACHARY
  44. physics

    How much thrust is required to launch a 5 kg bottle rocket with an upward acceleration of 6.4 m/s2? I've gotten 32 because F=MA but I don't understand how to account for gravity. Please help!

    asked by mack
  45. Health

    Would laughing to jokes count as stress?

    asked by Anonymous
  46. Math

    A building was 210 ft high and a guy was 8 ft from the top and let down a wire that is .44 radians (degrees) to the ground... How long is the wire?

    asked by johny
  47. bible

    Our God is amazing. List five descriptive words that you would use to describe the mind of our God. Think of creation and what the Lord did.

    asked by h
  48. biology

    Specifically which phases for the Cell Cycle and Meiosis would you see significant differences in? Can someone please help me by explaining this to me?

    asked by Cody
  49. us history

    Army Major Hart is accused of stealing the payroll for his division. Which type of law would he be subject to: A. Civil B. Criminal C. Military D. Constitutional

    asked by Anonymous
  50. physics

    What is the mass if an elephant that has 45,000 J when it is moving 5.0 m/s

    asked by Mackenzie
  51. Math

    What operation should I use to solve this problem? Jessica bought 10.50 pounds of potatoes, The potatoes are sold in sacks of 20. If the potatoes cost $1.99 per pound how much money did Jessica spend

    asked by Jaliyah
  52. math

    The requirement for computer server capacity at Acme Industries is expected to increase at a rate of 15% per year for the next 5 years. If the server capacity is expected to be 1,400 gigabytes in 5 years, how many gigabytes of capacity are there today?

    asked by reva
  53. Math

    How do I determine which two triangles on a graph are congruent. ∆QRS and ∆DEF or ∆ABC and ∆XYZ. i found the coordinates of both sets: QRS Q(-2,5), R(-2,1), S(-5, 1) DEF D(5,-5), E(5,-2), F(2,-2) or ABC A(4,5), B(6,2), C(2,2) XYZ X(-4,-5),

    asked by Marie
  54. Computer

    Our professor wants us to get more likes on our facebook account. Can anyone tell how?

    asked by ZACHARY
  55. home economics

    Please help me Explain how a firm suffering losses in the short run decides if it should continue production

    asked by Lilous
  56. math

    How do I solve this? -5(4x+1) =15 Thank you

    asked by sam
  57. physics

    Given that an iron ball falls in glycerine contained in a jar where the viscous force F depends on terminal velocity V radius R of the ball and the coefficient of viscosity obtain and name the mathematical expression suitable for the relationship btw the

    asked by holamyde
  58. chemistry

    forums.studentdoctor.n et/thr eads/equilibrium-calculation.1113998/ Please to delete space

    asked by plasma membrane