# Posts by Jake

Total # Posts: 2,323

1. ### tech

ya it is D B D
2. ### Macroecon

What are the assumptions that could be made to simplify the study of the the after affects of Katrina on Louisiana's economy. 1. "Track the total net worth of the output produced by the state prior to the hurricane and after the hurricane." 2." Focus on ...
3. ### Math Check 2 ?s quick

The angle of elevation to the top of a 20-story skyscraper is measured to be 10 from a point on the ground 1,500 feet from the building. Find the height of the skyscraper in feet, correct to three decimal places. (Points : 5) 260.47 73.86 972.54 264.49 <-- Let f(x) = sin-...
4. ### Chemistry

-1368 kJ

it is b c c c b
6. ### problem math

laptop \$1090.00 with 20% off and then another 15% taken off

-6.4 m/s

15 miles
9. ### data management grade 12

eight burglary suspects, two of whom are guilty, are placed in a line up. suppose that a witness is asked to identify the two guilty suspects but is unable to make a positive identification with any degree of confidence. if the witness feels compelled to identify two suspects...
10. ### Math

If the L.A. Dodgers win about 21 games a month, about how many games would they win after three months?
11. ### econ

a new sports store was selling 50 soccer balls for \$20 each. recently the store changed the price to \$30 each and sold only 30 soccer balls per day.what is the approximate price elasticity of demand for soccer balls?
12. ### econ

french horns and trumpets are substitutes in production. if the price of trumpets rises how will this affect equilibrium in the market for french horns?
13. ### Math

Find the area between x = 9.5 and x = 23 under a normal distribution curve with μ = 20 and σ = 4 .
14. ### Math

Find the area between x = 9.5 and x = 23 under a normal distribution curve with μ = 20 and σ = 4 .
15. ### Physics

A 0.60kg basketball is dunked vertically downward so that it leaves the [layer's hand at 8m/s. Assume it is released when the bottom of the ball is at the rim (3.05 meters off the ground). a). find acceleration of the ball once it leaves the player's hand b). how ling ...
16. ### Physics

A 0.60kg basketball is dunked vertically downward so that it leaves the [layer's hand at 8m/s. Assume it is released when the bottom of the ball is at the rim (3.05 meters off the ground). a). find acceleration of the ball once it leaves the player's hand b). how ling ...
17. ### Physics

I was confused there too cause the problem didn't tell me the displacement so I don't know how to find acceleration.
18. ### Physics

A juggler tosses a 0.4kg ball straight up at 8m/s, and then catches it at the same height . a. determine the acceleration on the way up and down b. determine the total amount of time spent in the air by the ball. (hint: you know the displacement) c.determine the velocity of ...
19. ### Physics

A juggler tosses a 0.4kg ball straight up at 8m/s, and then catches it at the same height . a. determine the acceleration on the way up and down b. determine the total amount of time spent in the air by the ball. (hint: you know the displacement) c.determine the velocity of ...
20. ### Chemistry

thats the part I cannot get.. how to balance them
21. ### Chemistry

Complete and balance the precipitation reactions. Include physical states in your equations. Ba(NO3)2(aq) + CuSO4 (aq)---> K3PO4(aq)+MgCl2 (aq)---->

OH Thank you
23. ### Algebra 1

Which statement is always a correct conclusion about the values x and y in the function y=x-3? a. The value of x is always 3 less than the value of y b. The value of y is always less than the value of x c. When the value of x is positive, the value of y is also positive d. As ...
24. ### Chemistry

Among the following, which element has the lowest ionization energy? A. Na B. Cl C. Cs D. I
25. ### math

I have the same sheet as you
26. ### physics

bill and bob are both on the roof of a building 176.4 m high. bill drops a penny straight down at the same instant, bob throws a dime vertically upwards. the dime is thrown over the age when it comes back down it misses the roof and follows the penny to the street below. how ...
27. ### physics

bill and bob are both on the roof of a building 176.4 m high. bill drops a penny straight down at the same instant, bob throws a dime vertically upwards. the dime is thrown over the age when it comes back down it misses the roof and follows the penny to the street below. how ...
28. ### Algebra 1

I DID IT NEVER MIND

I don’t know
30. ### math

A log cabin in the shape of a rectangular prism is modeled using a scale of 1 cm : 0.6 m. If the dimensions of the model are 34 × 20 × 6 centimeters, what is the volume of the actual log cabin?
31. ### Math Explanation

Carl needs to estimate the quotient 547/92=. Explain how Carl could use compatible numbers to make a reasonable estimate.
32. ### Chemistry

A metal foil has a threshold frequency of 5.45× 1014 Hz. Which of the colors of visible light have enough energy to eject electrons from this metal.
33. ### chemistry

thank you; answer is 0.4177 or 4.2
34. ### Chemistry

The tripeptide is T-A-K 1. What is the overall charge of the tripeptide below pH 1.0? 2. What is the overall charge of the tripeptide at pH 12? 3. What type of intermolecular attractions could the side chains of the amino acids make with the solvent (water) at pH 7.4? (Note ...
35. ### Chemistry

1. What is the overall charge of the tripeptide below pH 1.0? 2. What is the overall charge of the tripeptide at pH 12? 3. What type of intermolecular attractions could the side chains of the amino acids make with the solvent (water) at pH 7.4? (Note that these are attractions...
36. ### Science

Briefly describe a desalination process. What can make desalination expensive? Name 2 renewable energy sources that can be used in desalination. Help me please and thankyou =)
37. ### Math

How would you solve this inequality -3(n+8)<-17-3n
38. ### Math

How you solve this in inequality form? Six less than or equal to the sum of 4 and -2x.
39. ### Math

How would you solve this word problem in one variable inequality form? The maximum safe water temperature in a spa is 104 degrees. The water temperature in bill's spa is 102 degrees. The temperature is increased by, d, degrees. Write and solve an inequality to show the ...
40. ### Spanish 1

No me gusta la lechuga porque no es _____. A. sabrosa B. sabroso C. malo D. horrible D?
41. ### Science

For the second question the answer is feedback

212
43. ### Two Voice poem

I mean the poem sorry. this is very good it helps me as well. thx

love ya
45. ### PSY-317

How does CUPID help normal Aging?
46. ### PSY-317

What specifically is the acronym CUPID?
47. ### Spanish 1

Which expression means the same as this one: ¿Son las siete menos veinte? A. Son las siete y veinte. B. Son las ocho y veinte. C. Son las seis y cuarenta. D. Son las siete y cuarenta. B?
48. ### ENG

Discuss the primary characteristics of age-irrelevant theories and age-change theories. What are the fundamental principles of both types of theories?
49. ### EDU-352

What are five to seven movements in the field of educational technology that you believe the K-12 large, urban school district should pay attention to. Thank You,
50. ### science

How is a parent generation of a fern different from the generation that comes before or after it?

52. ### physics[

Consider a spacecraft whose engines cause it to accelerate at 5.0 m/s2. (a) What would be the spacecraft’s acceleration at a later time if half its fuel has been used up? (b) What assumptions have you made in order to answer (a)?
53. ### physics

A 78-kg parachutist, in the first few seconds of her jump, accelerates at a rate of 7.4 m/s2 [down]. Calculate the force she experiences due to air resistance.
54. ### physics

A dolphin experiences a force of 320 N [up] when it jumps out of the water. The acceleration of the dolphin is 2.6 m/s 2 [up]. (a) Calculate the mass of the dolphin. (b) What would be the acceleration of the dolphin if it had the same strength but half the mass

A?
56. ### physics

The Moon has a mass of 7.35  1022 kg and its equatorial radius is 1.74  106 m. Earth’s mass is 5.97  1024 kg and its equatorial radius is 6.38  106 m. (a) Calculate the magnitude of the gravitational force exerted by i) the Moon on a fully suited 100-kg ...
57. ### physics

Calculate the time required for an astronaut to free-fall 50 m on the Moon. Please show and explain steps answer is 7.9s
58. ### physics

A 7.50-kg turkey standing at the top of Ishpatina Ridge, at 693 m the highest point in Ontario, weighs 73.5 N [down]. Calculate the magnitude of the gravitational field strength at this location. answer is 9.8N/Kg
59. ### physics

At the 2004 Olympic Games in Athens, Dwight Phillips won the gold medal in men’s long jump with a jump of 8.59 m. If the angle of his jump was 23°, what was his takeoff speed? (Treat the jumper as an object; ignore that his legs are in front of him when he lands.)
60. ### physics

a football is thrown to a moving receiver .the football leaves the quarterback's hands 1.75m above the ground with a velocity of 17.0m/s[25deg]if the receiver starts 12.0m away from the quarterback along the line of flight of the ball when is is thrown , what constant ...
61. ### physics

a football is thrown to a moving receiver .the football leaves the quarterback's hands 1.75m above the ground with a velocity of 17.0m/s[25deg]if the receiver starts 12.0m away from the quarterback along the line of flight of the ball when is is thrown , what constant ...
62. ### English

In Adventures of Huckleberry Finn, Jim and Huck both decide that their relationships with their friends and loved ones are more important than their freedom, lives, and in Huck's case, his soul. Do you think modern heroes can make the same kinds of choices? In one ...
63. ### English

Thank you so much! I found the two other examples for Huck and now I just have 2 of Tom's examples!
64. ### English

Mark Twain used the characters his novel "Adventures of Huckleberry Finn" to show his contempt for the romantic style of literature. List three examples from the text that support the label for each character. Huck Finn- Realism Tom Sawyer- Romanticism This is ...
65. ### Physics

A solid sphere rolls without slipping from rest down a plane at 4.00m long inclined at an angle of 42 degrees with respect to the horizontal as shown in the figure below. Determine the speed at the bottom of the incline.
66. ### English

What conflicts are in "Son" by John Updike? External and internal?
67. ### summery

how do u write a summery
68. ### summery

thanks alot ms.Sue
69. ### summery

my teacher told me to find something funny about brooklyn. i spent 2 1/2 hours in looking for it but couldn't find anything. plssssssssssss u must help me im getting tierd of looking at the computer screen.
70. ### physics

orange light (lambda=630nm) hits diffraction grating which has a line spacing of (mu)m. The interference pattern is seen on a screen that is 4.0m away. what is the distance between the central bright spot and the first order bright spot on the screen. (sorry I don't have ...
71. ### Chemistry

A) Determine the pH of a 0.98 x 10^-2 mol L solution of hydrocyanic acid (HCN) Ka = 4.0 x 10^-10 B) What is the pH of a 0.243mol L solution of methylamine? (pKb for CH3NH2 = 3.30) C) determine the pH of a buffer solution of Na2CO3 (pkb = 3.68, 0.125 M) and NaHco3 (0.35M)
72. ### science

How many moles S are required to prepare 800 liters of SO2 gas in a synthesis reaction?
73. ### Physics

Four resistors 2.1Ω, 3.2 Ω, 4.3 Ω, and 5.4 Ω are connected in a series to a 9 V battery. The effective resistance in the circuit is:
74. ### math

One train left the station and traveled toward its destination at a speed of 65 miles per hour. Later, another train left the station traveling in the opposite direction of the first train, it was going at a speed of 75 miles per hour. After the first train had traveled for 14...
75. ### American History

Following the Spanish -American War. and espeacially in regard to American occupation of the philippines, most anti-imperialists argued that... A. The occupation would lead to unhealthy racial-mixing. B. Because all war was immoral, the fruits of war were tainted. C.installing...
76. ### Physics

If the EMF produced in a wire is 0.88 volts and the wire moves perpendicular to a magnetic field of strength 0.075 newtons/amp·meter at a speed of 4.20 meters/second, what is the length of the wire in the magnetic field?
77. ### math

If a pencil costs 300% more than an eraser and the eraser costs 25 cents, what is the cost of the pencil?
78. ### Hospitality

According to the Farm to Table speaker's, local Farmer's Market's are a key source of produce and other food products for them weekly True False I say, true because food is what farmers produce?
79. ### Hospitality

A key benefit identified as being part of the Food Service industry that Compass is not having to work nights and weekends regulary. True of False. I say True, becaue when you don't work during nights at food industries?? what do you think
80. ### Hospitality

I was more toward the true as well but was confused. Thanks Ms. SUe!!!
81. ### Hospitality

A key difference between Social and Corporate event planner work is the days of the week that are usually worked. True or False

3434
83. ### history

Which of the following is true with regards to The Navigation Acts by the eighteenth century? A- In general, the colonist despised the acts and smuggling was rampant. B- The Navigation act of 1696 abolished the American customs service. C- The colonists became used to buying ...

50,000.00
85. ### math

A standard die is rolled three times. What is the probability that a prime number is rolled on exactly one of the three rolls?
86. ### Algebra

Please Help! How much money, invested at an interest rate of r% per year compounded continuously, will amount to A dollars after t years? A = 15,500, r = 5.4, t = 5

oh thanks
88. ### math

1. Which set represents a Pythagorean triple? A:2,5,6 B:6,8,10 C:8,8,128 D:8,10,256 2. What is the hypotenuse of a right triangle if the legs are each 20 inches long? Round to the nearest whole number. A:28 B:29 C:30 D:31 I think the first ones B, and the second one is C

86
90. ### physical science

How much energy is stored in a 9V battery rated at 10 A hour?
91. ### Chemistry

An unknown amount of gas occupies 30.0 L at 2.1 ATM and 298K. How many moles does the sample contain? What is the mass if the gas is helium? What is the mass if the gas is argon?
92. ### Chemistry

what volume does 3.01x 10^21 molecules of N2 occupy at STP

1. urgency. 2. the life of city dwellers 3. his awe at the starry sky above the camp
94. ### math

Multiply both sides by 1/2 (1/2)(2y) = (1/2)(4/3) y = 4/6 y = 2/3
95. ### algebra

I think this problem is really (3x - 2) / 3x = 4 / 3 [cross multiply] 3(3x - 2) = 4 * 3x 9x - 6 = 12x 9x -6 + 6 = 12x +'6 9x = 12x + 6 9x - 12x = 12x + 6 - 12x -3x = 6 x = -2
96. ### grade 6 honors math

Thanks. Saiko
97. ### grade 6 honors math

Of 150 sixth graders choosing electives for next year, 50 signed up for theater, 65 signed up for art and 70 signed up for band. Some students did not choose an elective. Represent this information using Venn Diagrams.
98. ### math

The question does not make sense. Did you copy it correctly?
99. ### Algaebra

First, draw a picture to represent the pool with walk around it. Let x = width of pool, then x + 5 = length of pool x+ 9 = length of walk, and x+4 = width of walk Area of pool = x(x +5) Area of walk and pool =(x + 9)(x + 4) Area of pool + 156 = Area of walk and pool x(x + 5...
100. ### calc

find the limit:x->3 ln(x/3)/x^2-9