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

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

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

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

5. GEOGRAPHY

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

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?

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

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?

9. GRANTHAM

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

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

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

12. 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. I only Have one answer Black as the pit from pole

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

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..).

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

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

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

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

19. maths

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

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?

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

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

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

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

25. Algebra 1

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

26. physics

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

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'?

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

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

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

31. earth science

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

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.

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).

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 :)

35. equation and inequalities

Write a word phrase for 5 p

36. safety

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

37. science

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

38. understanding psychology

The thought processes that underlie learning

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

40. equation and inequalities

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

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.

42. Arts

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

43. science

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

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!

45. Health

Would laughing to jokes count as stress?

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?

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.

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?

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

50. physics

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

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

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?

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),

54. Computer

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

55. home economics

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

56. math

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