Questions Asked on
November 9, 2009

Physics
Please Help ! A child throws a snowball at a tree and it sticks to the tree. Does this motion defy the Law of Conservation of Momentum? Explain. The Law of Conservation of Energy states: "If there is no net force acting on a system of objects, the total
asked by Rachel 
Physics
A child throws a snowball at a tree and it sticks to the tree. Does this motion defy the Law of Conservation of Momentum? Explain. I'm thinking yes. Given that p(momentum)= mass x velocity, even though the tree is stationary, it would have a much greater
asked by Jon 
Physics
A 60.0 kg girl stands up on a stationary floating raft and decides to go into shore. She dives off the 180 kg floating raft with a velocity of 4.0 m/s [W]. Ignore the substantial friction real objects in water experience. a) What is the momentum of the
asked by Jon 
chemistry
The concept of free energy allows prediction of spontaneity of a process by considering the changes in ________ and ________ during the process. A) entropy; temperature B) enthalpy; mass C) enthalpy; entropy D) enthalpy; temperature E) entropy; mass
asked by brandy 
To Sara
I've banned you from posting on Jiska for a day or two to give other teachers a chance to respond to your questions. You can also use this time to work independently to polish your answers. By the way, it's considered rude and like shouting to use all
asked by Ms. Sue 
Socials
How did Napoleon help to spread feelings of nationalism throughout Europe? Explain why you think nationalism is a positive or negative force, or both. Napoleon helped to spread feelings of nationalism throughout Europe by initially using it to help him
asked by Sara 
Physics
Some people believe that the Moon controls their activities. The Moon moves from being directly on the opposite side of Earth from you to be being directly overhead. Assume that the EarthMoon (centertocenter) distance is 3.82 multiplied by 108 m and
asked by Ray 
chemistry
Consider the reaction shown: 452 kcal + 4 PCl5 (s) ¨ P4 (s) + 10 Cl2(g) This reaction is ________ because the sign of ƒ¢H is ________. A) exothermic; neither positive nor negative B) endothermic; positive C) endothermic; negative D) exothermic;
asked by brandy 
PHYSICS
Wile E. Coyote is holding a “HEAVY DUTY ACME ANVIL” on a cliff that is 40.0 meters high. The Roadrunner (beepbeep), who is 1.0 meter tall, is running on a road toward the cliff at a constant velocity of 10.0 m/s. Wile E. Coyote wants to drop the anvil
asked by Jin 
Business
Using the financial statements for the Goodyear Calendar Company, calculate the 13 basic ratios found in the chapter. GOODYEAR CALENDAR COMPANY Balance Sheet December 31, 2008 Assets Current assets: Cash . . . . . . . . . . . . . . . . . . . . . . . . . .
asked by Jeff 
biology
Zola has a splinter in her finger. which of the following actions should she take before she uses a sewing needle to remove the splinter?Give reasons for your answer. a wipe the needle with a clean cloth. b wash the needle in hot soapy water. c pass the
asked by barbie 
Calculus
a sandbag is dropped from a balloon at a height of 60 meteres when the angle of eleveation to the sun is 30 degrees. find the rate at which the shadow of the sandbag is traveling along the ground when the sandbag is at a height of 35 meters. hint: the
asked by Anonymous 
chemistry
P4 (s) + 10 Cl2 (g) ¨ 4 PCl5 (s) ƒ¢H = 435.2 kcal Based on the reaction shown, which statement is true? A) When 30.97 g P4 (s) react, 435.2 kcal are released. B) When 1 mol P4 (s) reacts, 435.2 kcal are released. C) When 123.88 g P4 (s) react, 435.2
asked by brandy 
Univ Phys
In a mountainclimbing technique called the "Tyrolean traverse," a rope is anchored on both ends (to rocks or strong trees) across a deep chasm, and then a climber traverses the rope while attached by a sling as in the figure . This technique generates
asked by Taylor 
math
Tom,Ted,Tony,Terry worked together on a job.The job paid $500.Each boy was paid according to the amount of work he contributed to the job.Ted and Tony earned $280 together.Ted and Tom have $260,and Ted and Terry got $220.What percent of the job did each
asked by Katherine 
Chemistry
CaSO4.2H2O ==> CaSO4 + 2H2O moles CaSO4.2H2O = 15.00 g x (1 mole CaSO4.2H2O/172.172) = 0.08712 moles. moles CaSO4 = same. grams CaSO4 = moles CaSO4 x molar mass CaSO4 = ?? Wait,.. how do I know the moles CaSO4? do I do .08712* CaSO4's gfm?
asked by c 
Computer
Which of the following would be most likely to be paid from petty cash? a. coffee for the staff, b. rent for the office, c. the telephone bill
asked by MARIA 
physics
Which has more momentum, a speeding baseball or an ocean liner at rest in a harbor? Baseball. Ocean liner. Both the same. Can't say without more information. 2 . A truck moves with a certain momentum. If both its speed and its mass are doubled, how much
asked by Monique 
biology
The ability to roll the tongue (R) is determined by a dominant gene while the recessive gene results in the ability to roll the tongue (r). A man and his wife can both roll their tongues and are surprised to find that their son cannot. Explain this by
asked by liam 
SocialsMs. Sue
Ms. Sue I asked my teacher about the memo today, and she said that it is supposed to be advantages and disadvantages for France, not Britain. Imagine that you are a senior advisor to Napoleon. You have been asked to prepare a memo outlining the advantages
asked by Sara 
chemistry
N2 + O2 ¨ 2 NO ƒ¢H = 43.2 kcal Based on the reaction shown, which statement is true? A) 43.2 kcal are consumed when 1.00 g of O2 reacts. B) 43.2 kcal are produced when 1.00 mole of NO is produced. C) 43.2 kcal are consumed when 1.00 g of N2 reacts. D)
asked by brandy 
Programming
There is a bug in the sortArray method: one particular kind of input will cause a runtime error. In the box provided below, edit sortArray so that it behaves properly on these inputs. public void sortArray () { int beginP = 0; int endP = myArray.length1;
asked by Derick 
chemistry
please can someone help me with these questions? 24) Which represents the largest pressure? A) five mm Hg B) one atmosphere C) one millimeter of mercury D) one hundred pascals E) five pounds per square inch 25) What would be the new pressure if a 400 mL
asked by brandy 
Socials
What is the difference between Patriotism and Nationalism: The difference between Patriotism and Nationalism is that Patriotism is the love, support, and defense of one's country, and nationalism is devotion and loyalty to one's nation. Is this a good
asked by Sara 
Chemistry
How many liters of hydrogen at STP can be produced by the reaction of 4.15 g of zinc with hydrochloric acid: Zn + 2HCl > ZnCl2 + H2
asked by Christina 
math
A man is standing 35 m from a building. On top of the building is a flg. From the man, the angle of elevation of the top of the building is pi/6 radians and the angle of elevation of the top of the flag is pi/3 radians. Determine an exact expression for
asked by Anonymous 
Chemistry
Given a 10.0g sample of MgCO3*5H2O, what weight of anhydrous magnesium carbonate can be obtained after driving off the water? The GFM of the sample is 174.3amu. Now.. how do I go about finding the weight of the magnesium carbonate?
asked by c 
math
what did the magician say to the fisherman
asked by Anonymous 
college chemistry
Dry ice is solid carbon dioxide. Instead of melting, solid carbon dioxide sublimes according to the following equation: CO2(s)> CO2(g). When dry ice is added to warm water, heat from the water causes the dry ice to sublime more quickly. The evaporating
asked by Eddie 
Health
How much is a cow, a heifer, and a calf in the USA?
asked by rfvv 
9th grade Algebra 1
In music, What does "allegro" mean? ALGEBRA WITH PIZZAZZ!
asked by Naia 
9th grade
what dose it take to win a tug of war?
asked by bingbong 
history
The use of black soldiers in the Union Army proved militarily ineffectivetrue or false
asked by Crystal 
physics
A toy train track is mounted on a large wheel that is free to turn with negligible friction about a vertical axis (see the figure). A toy train of mass m = 2.5 kg is placed on the track and, with the system initially at rest, the electrical power is turned
asked by Emily 
org. chem.
Explain how caryophyllene fits the isoprene rule. I don't know how to explain this. I do know the isoprene rule is (C5H8)n, where n is the number of isoprene units. Please help.
asked by CMM 
Math
Can you explain how to solve this problem step by step? 4t + 16 = 24
asked by Diego 
Chemistry
How many liters of hydrogen at STP can be produced by the reaction of 4.15 g of zinc with hydrochloric acid: Zn + 2HCl > ZnCl2 + H2
asked by Julie 
business
Using the financial statements for the Goodyear Calendar Company, calculate the 13 basic ratios found in the chapter. December 31, 2008 Assets Current assets: Cash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $
asked by jeff 
Physics
An astronaut stands on the edge of a lunar crater and throws a halfeaten Twinkie™ horizontally with a velocity of 2.2 m/s. The floor of the crater is 95.4 m below the astronaut. What horizontal distance will the Twinkie™ travel before hitting the
asked by Katie 
business communications
What strategies may you use to incorporate effective visual elements into business presentations? When have you ever sat through a presentation that used visual elements ineffectively? What tips would you give that presenter, knowing what you you now know
asked by charlotte 
Science
Can someone explain 'simply' what Particle theory and Brownian motion are. I'm finding alot of websites hard to understand. Thanks
asked by Laura 
physics
Which has more momentum, a speeding baseball or an ocean liner at rest in a harbor? Baseball. Ocean liner. Both the same. Can't say without more information. 2 . A truck moves with a certain momentum. If both its speed and its mass are doubled, how much
asked by Monique 
5th grade
rectangular arrays for 8. write prime or composit
asked by kaleb 
personal finance concepts
Please answer these questions: A. After a protracted legal case, Joe won a settlement that will pay him $11,000 each year at the end of the year for the next ten years. If the market interest rates are currently 5%, exactly how much should the court invest
asked by cthj 
Literature
How can I find the key passages in the short story Marigolds, to develop the theme of the story. I have to use quotes from the key passages I choose...not sure what to do here. What are key passages? Thanks MC
asked by mysterychicken 
5th grade
What is the adverb and verb it describes in this sentence?"Jason walked to the table and stood there.
asked by Whitney 
science
Is this true, animal cells are squire/rectangular and plant cells are circular? If so, why?
asked by 1234 
Calculus
Suppose f(x)= e^(1/x). Graph this function in the window 5(
asked by George 
English
Since you read an actual letter from Melville to Hawthorne, you got a glimpse of their friendship. Write an essay explaining why you agree or disagree with the following statement: Melville feels a warm, affectionate bond with Hawthorne. Use two examples
asked by Buttaz 
Social Studies
What is priam's treasure and if you have any websites about it please tlel me thanks:)
asked by Nicole 
Math problem I need help with
Combination of coins that can be used; fiftycent piece, quarters, dimes, nickels, and pennies Q: My 3 types of coins total 37 cents. I have fewer than 4, but more than 1, of each coin. What are the coins?
asked by Tyler 
science
whocan give me 10 interesting facts about sulfuric asid for my science homework please Thx!!
asked by jodie 
social studies
should a president and vice president die does the secretary of state stand next in line to take over the presidency?
asked by Anonymous 
algebra
base area 56in2, height 6i find volume
asked by Danny 
chemistry
Ned to know the similarities between the numbers 1,4,6,8,9,10,12,14,15,16,27,39,49,56,57,58,70 the question was these numbers are or are not something??? I'm totally lost.
asked by Ryan 
English (MLA format)
in works cited I need to cite a book that is made by several authors. Which author do I chose? Also I know I'm suppose to do Last name, First Name, et. al. were there are many authors which author do I chose? Also if I wanted to cite this author how do I
asked by English (MLA format) 
algebra2help : (
Completely factor over the set of integers: 8x^2+40x+50
asked by Ashley 
business
Using the financial statements for the Goodyear Calendar Company, calculate the 13 basic ratios found in the chapter.
asked by jeff 
4th grade
i have to pick a letter, i chose G and make adesin with counters on grid paper and then show a tchart . how do i do this
asked by MANDY 
Photon Energy
How much energy is contained in 1 mol of each of the following? Xray photons with a wavelength of 0.175 nm. Gammaray photons with a wavelength of 2.48×10^−5 nm.
asked by Wessells 
child
The ability to communicate feelings is one of the goals of A. discipline. C. guidance. B. fostering. D. selfcontrol
asked by denise 
Math
Professional Security Systems purchased 5 dozen deadbolt lock sets from a manufacturer for $255. If the company's markup rate is 28% of the selling price, what is the selling price of each lock set? Determine the cost ratio (Retail Method) for Twilight
asked by Jimmy 
Social Psychology
What is the prefered treatment for selfhandicaping?
asked by Harriet 
Math
Can someone please help me out with these? What is the rate of inflation of an item with a Consumer Price Index of 246.8 in 1991 and 362.4 in 1992? Round your answer to the nearest tenth. 0.681 0.319 0.468 0.536 Determine the future value of an annuity due
asked by Cathy 
calculus
I need to find the critical number of 4x^336x^2+96x64 by factoring. Basically I need to know the zeros.
asked by Matt 
trig
This a problem I need help with. A vertical ple stands by a road that is inclined 10 degrees to the horizontal. When the angle of elevation of the sun is 23 degrees, the pole casts a shadow 38 ft long directly downhill along the road. How long is the pole?
asked by Johnny 
Chemistry
Water is exposed to infrared radiation of wavelength 3.0×10^−4 cm. Assume that all the radiation is absorbed and converted to heat. How many photons will be required to raise the temperature of 1.7 g of water by 2.2 K?
asked by Kyle 
Math
Can someone please check this to see if I have reduced to simplest terms: {(xy)X(xy)}/{(xy)^2 + (x+y)^2} I get 1/2 (xy)(x+y)divided by (x^2+y^2). Is this right and if so, can it be simplified any more? Thanks so much.
asked by Jill 
4th grade
some fossils of shell and fish have been found at the top of the rocky mountain peaks. How do you suppose this happen?
asked by zeena 
physics
Two people carry a heavy electric motor by placing it on a light board 2.00 m long. One person lifts at one end with a force of 400.0 N, and the other lifts at the opposite end with a force of 600.0 N. What is the weight of the motor? and where along the
asked by Student1 
Math
Bridget added 1/5 to both 12 and 6 4/5 when subtracting 12  6 4/5. Tell why.
asked by Kate 
Communication Studies Foreign Medias
What is, or should be, the role of the emerging indigenous Iraqi and Afghanistan media, although now being rebuilt with significant help and input by the US, in the battle to "win the peace" and rebuild these countries? Any thoughts are welcome! Thanks!
asked by Robert 
social studies
what are some facts about the Acts of Trade
asked by jackson 
social studies
should a president and vice president die does the secretary of state stand next in line to take over the presidency?
asked by Anonymous 
physics
How would an astronaut in apparent weightlessness be aware of her mass?
asked by Ryan 
math
Can a divisor be less than a remainder and why?
asked by saiyda 
science
I am to make an edible cell. It can be either a plant or animal cell. I was wondering if anyone had some unique ideas. I know that some of my classmates are making it out of cake, while others are using jello and candy. Can I have some help? Thanks
asked by 1234 
chemistry
What is the spectra/spectrum (?) of the following gases? helium hydrogen neon nitrogen I'm not understanding this chapter really well. I have to research this stuff online but I don't really understand what I'm supposed to be looking for.
asked by lola 
Socials
What happened to Napoleon after he lost the battle of Waterloo? Do you think he was fairly treated? Explain why or why not. Napoleon was imprisoned and exiled to the island Saint Helena. Yes, I think he was fairly treated because that's how he treated
asked by Sara 
History
I need help coming up with an idea on the drawing a political cartoon for the Bill of Rights. I am not for the bill of rights, and I don't know what to do?? Please help me?
asked by Tahj mahal 
algebra
the profit made fram the sale of a dvd players from a company is found by subtracting the costs from the revenue. p=r+c. Suppose that the companys revenue can be expressed with the function R(x)=x^2+59x and that the total costs for the company can be
asked by melissa 
physics/chem
ive calculated the amount of change for an enzyme controlled reaction as 1.5625 x 10^8 mol.min1 and ive been asked to find the activity of the enzyme in micromoles product formed per min per mg of enzyme how do i do this i have 10 micro litres of a 5mg
asked by Amelia 
Physics
A freight elevator has a mass of 240 kg. Find the tension in the cables (to the nearest whole number) when it ascends with an acceleration of 4 m/s2.
asked by JUan 
French 101
Is vécu correct? Voici Christophe. Il ________ (vivre) à Paris pendant deux ans. Thank you!!
asked by Madison 
physics
Here is a problem: If i have a wire that is 75.0cm long and 0.550 mm in diameter and it has a 25 kg weight attached. I am trying to find stress and i have the area but I do not know how to find the force?
asked by sara 
social studies
what influence did economic conditions have on the outcome of the Civil War? I TOTALLY DON'T GET IT. why does ECONOMIC CONDITIONS have to do with Civil War?? Also, the second question says that, did charles force civil war on parliament? list 2 columns, 1
asked by charmy 
Biology
What enzyme does yeast produce?
asked by JEFF BOMB 
physics
A car weighing 9800 N travels at 30 m/s. What braking force (to the nearest whole number) brings it to rest in 100 m???? THNX BOBPURSLeY
asked by JUan 
Biology
The ability to roll the tongue (R) is determined by a dominant gene while the recessive gene results in the inability to roll the tongue (r). A man and his wife can both roll their tongues and are surprised to find that their son cannot. Explain this by
asked by Liam 
social studies
Rules and regulations written by the executive branch and signed by President that carry out wishes of Congress are known as the executive orders?
asked by Chitra 
physics
How would an astronaut in apparent weightlessness be aware of her mass?
asked by Ryan 
Literature
In reply to my last post about the key passages: OK, what if I say the theme is losing your childish innocence or something along those lines and I can support this by writing what Lizabeth says in the end of the story, when she sees Ms.Lottie's
asked by mysterychicken 
pre algebra
3(4x+2)=14 find x ????
asked by tya 
Biology
We are looking at hyperaccumulating plants, and I wanted to know what happens to the heavymatals in the plant when the plant dies. Do they go back into the soil as a contaminant, do they simply "leave" as nontoxic elements etc? If you could help me that
asked by Amanda 
chemistry
I need help setting up this problem: A 5.0 sample of O2 is in a container at STP. What volume is the container and how many molecules of O2 in the container and how many atoms of oxygen?
asked by alexis 
Socials
I am having to do an essay on the River Nile. I am having a hard time finding the answers to some of the questions. I need to include in my essay these facts... 1)Where does the River Nile originate from? 2)Why doees the Nile overflow it's banks. 3)When
asked by Dakota 
Grammar and Composition
My sister can not only irritate me to a great extent, but also make some of my biggest nightmares come true. how's this for a thesis?
asked by y912f 
physics
A uniform 250 N ladder rests against a perfectly smooth wall, making a 35 degree angle with the wall. (a)Draw a free body diagram of the ladder. (b) Find the normal forces that the wall and the floor exert on the ladder. (c) What is the friction force on
asked by collegekid 
Socials
Even after the congress of Vienna, many people in Europe would have welcomed Napoleon back. Explain why you think this would be so. Was the congress a complete success? What advice would you have given a delegate to the Congress if you were a ruler? An
asked by Sara 
Chemistry
A 0.35 mol sample of an ideal gas is held in a vessel at 0.C and a pressure of 785 torr. What is the volume of the vessel? (R=62.36L x torr/mol x K)
asked by Christina 
Biology
What is the effect of pH and temperature on the activity of a catalase?
asked by JEFF BOMB 
Math
Calculate the algebraic expression E=(2x+y) (5ab)^3
asked by Wellness 2 
PHysics
A glass rod rubbed against your hair gains a charge of 14.0 nC. What is the electric force between the balloon and your hair when the two are separated by a distance of 7.1 cm? (Assume that the charges are located at a point.)
asked by abbigail 
chemistry
What number of electrons fit into energy levels higher than the third level?
asked by madeline 
Algebra 1
I=Prt, Solve for t
asked by Shavaleir 
4 grade math
i have a question on a math problem, please#1 explain why 7*8 is not a number sentence. Next question is write two true number sentence. thank you!
asked by pat 
Math
Determine the sum of the series: ∞ ∑ n = 0 (75^(1/(n+1)) − 75^(1/(n+2)))
asked by AK 
Math
Find the lineartolinear function who graph passes through the points (1,1) (5,2) and (20,3). I know the function is y=ax+b/x+d. I need help getting it to that form.
asked by SC 
MATH
Write an equivalent fraction for 12/36 =
asked by Bradley 
Socials
What made it possible for Napoleon to return to France and to become Emperor again? Prepare questions that a TV reporter might ask the people who welcomed Naopleon back. His supporters, his soldiers, as well as some royalists who were by his side. After
asked by Sara 
Algebra
csquared + 10c + 25 factor the expression...
asked by Rob 
MATH
Write an equivalent fraction for 6/8
asked by Bradley 
Physics 11/Chemistry 11
What is the heating capacity of Zinc?
asked by Andy 
math
A painted dot on the circumference of the wheel is 12cm from the centre of rotation of the wheel. How far does the dot travel in 5 sec., to one decimal place?
asked by  
travel and tourism
When i'm in New York City, I'd like to buy a hot dog at a Sabrett stand. How much does it cost? It's my first time there.
asked by AL 87 
To Ms. Sue
Ms. Sue could you please have a moment to look at all my other previous posts, because in come of my posts, I have made corrections, and in some I have added more information, I just want you to check them over and see if they're correct, and what else I
asked by Sara 
Mass Communication Studies Foreign Media
What are the positive contributions and negative influences of the growing Islamic broadcast media in the Middle East on the US efforts to stabilize Iraq and Afghanistan and build lasting democratic institutions?
asked by Breanna 
math
Tom,Ted,Tony,Terry worked together on a job.The job paid $500.Each boy was paid according to the amount of work he contributed to the job.Ted and Tony earned $280 together.Ted and Tom have $260,and Ted and Terry got $220.What percent of the job did each
asked by Katherine 
Social studies
How did geography help the romans prosper
asked by Rakeem 
4th grade math
is 6.12 greater than 5.99
asked by shasha mccory 
Chemistry
Are the melting point and freezing point of a substance represented by the same number?
asked by Christina 
Trigonometry
What is the cosecant of the arccot of 3?
asked by Anonymous 
Algebra
Is a function with a fraction (1/4) an even or an odd function? Or can fractions be neither even or odd? I have to declare one or the other, so I'm not sure what to say.
asked by Erin 
Finance
Please answer these questions: 1. After a protracted legal case, Joe won a settlement that will pay him $11,000 each year at the end of the year for the next ten years. If the market interest rates are currently 5%, exactly how much should the court invest
asked by Ecs 
Algebra
I'm not sure how to factor 3x^312x^2+3x. I tried separatring the 3x so that 3x(x+1)(x4, but I got 3x^3+12x^23x^2+12x. Can you show me where I went wrong and how to properly factor this? Is there a general rule or tip for this sort of factoring with a
asked by Erin 
calculus
a 80.0 kg man inside a 40.0kg dumbwaiter pulls down on the rope. at that moment the scale on which he is standing reads 200 N. Determine the elevator's acceleration.
asked by debbie 
Algebra
factor the expression csquared + 10c + 25
asked by Rob 
Math/Biz Math
I am so lost. Did I answer these problems right? Bud Ray is the owner of an automatic car wash located in a busy side of town. He currently has all the business he can handle and then some. His business has grown steadily over the years. His current car
asked by Jose 
algebra
12/a=4
asked by Paul 
Chemistry
If the temp of a quanity of gas changes from 100C to 200C will the volume of the gas double if the pressure remains constant? I know that the volume will increase but i am not sure if it will double or not?
asked by Amy 
Physics
What was the direction of the ball’s velocity just before it hit the floor? That is, at what angle (in the range −90◦ to +90◦ relative to the horizontal directed away from the table) did the ball hit the floor? Answer in units of ◦.
asked by Alan 
biology
can fatty acids pass through the placenta?
asked by reproduction 
Chemistry
Given a 10.0g sample of MgCO3*5H2O, what weight of anhydrous magnesium carbonate can be obtained after driving off the water? 84.3g?
asked by c 
12th grade Trig
sec theta = 2, sin theta is less than 0. I'm not sure what to do? Please explain. Thank you.
asked by Loyda 
math
i don't get it ....Tom,Ted,Tony,Terry worked together on a job.The job paid $500.Each boy was paid according to the amount of work he contributed to the job.Ted and Tony earned $280 together.Ted and Tom have $260,and Ted and Terry got $220.What percent of
asked by Katherine 
Algebra
For each function, find three ordered pairs that lie on the graph of the function. 6=3x+2y
asked by Lily 
Economics/Algebra
The demand curve for a monopolist is Qd = 500  P and the marginal revenue function is MR = 500  2P. The monopoloist has a constant marginal and average total cost of $50 per unit. a. Find the monopolist's profit maximizing output and price b.Calculate
asked by too old 
college
if the block weighs 855 newtons, what is the tension in the cable going from point A to point C
asked by Jennifer 
Economics/Algebra
Airline pricing is a good example of price discrimination. Airlines set different prices for firstclass and excursion. Suppose the economics division of a major airline company estimates the demand and marginal revenue functions for firstclass and
asked by too old 
math
Laurie expects to make $100,000 in 2007. Her social security tax rate is 6.20% up to the wage base, Medicare is 1.45%. How much FICA is Laurie expected to pay for the year?
asked by Savanna 
English
Lord of the flies by William Golding Turning points? i would like to know some turning points that impacted Ralph and how he dealt with it.
asked by Sam 
HCA 240
I need help with week 3 discussion question 1 its due tomorrow. Your cousin Stella, who lives 300 miles away, has smoked nearly a pack a day for about 5 years. Lately, she been complaining about shortness of breath more than usual, but she does not think
asked by Markella Smith 
pre algebra
2 over three + 4 over 5
asked by justin 
math
all i get is that tony and ted earned 280 and that ted and tom have 260 and ted and terry go 220 i undersatnd but how do i get the percent of the job that each boy did......i got what bob said but he didn't explain how to get a percen...HELP...
asked by Katherine 
Programming
The code below shows some of the text for a class called City. Now write a complete public constructor with two formal parameters: a String parameter called cityName, and an int parameter called cityPop. Your code should initialize the name attribute of
asked by Natalie 
English
The news from China in recent weeks has been dire. Violent strikes and protests are reported almost daily. Millions of workers are out of jobs. Economic indicators presage more gloom, with electricity production for industry falling 4% in October, the
asked by Mary 
louisiana purcahase
1.what was the Pickney treaty? 2.why did president jefferson want to buy new orleans from france? 3.why was napoleon willing to sell the entire louisiana purchase?(2reasons) 4.how much did the U.Spay for the Louisiana territory? 5.how much larger did the
asked by sakura 
math
8 m _____________ \  4 m  \ Garden  \   floor \   8m I need help finding the area of the garden and the area of the floor. so please give me in full explanation.
asked by Abby 
math
8 m _____________ \  4 m  \ Garden  \   floor \   8m I need help finding the area of the garden and the area of the floor. so please give me in full explanation.
asked by Abby 
Physics
What are the three longest wavelengths for standing sound waves in a 124cmlong tube that is (a) open at both ends and (b) open at one end, closed at the other? I did 340/(4*1.24)=68.54 3*340/(4*1.24)=205.64 but i am confused
asked by SB 
English
1. Find someone who has moved into a new house. (In this sentence, does the person live in the new house or no?) 2. Find someone who has had more than two dogs. (In this sentence, does the person have two dogs now? Or does he have ever had two dogs before,
asked by rfvv 
Scince
If you were an environmental researcher and were given funding to assist with one environmental issue, which of the followingtopics would you choose to spend your funds on? Human population Atmospheric pollution Water Resources Terrestrial Resource Energy
asked by Tammi 
Chemistry
Is water neutral in terms of the charges it holds?
asked by Anonymous 
social studies
Who designed there home Monticello and worked closely with the architects and designers of Washington DC?
asked by jessica 
Math
What's the stepbystep proccess to find the average? It's been years since I've been taught how to find the average of a set of numbers.. Thanks whoever can help!
asked by Pinky 
Geometry
Write an equation for the line perpendicular to line XY that contains point Z. line XY: 3x + 2y = 6, Z(3,2) I realize that the slope of a perpendicular line is the opposite reciprocal of the first line. But, how do I use point Z in this problem? Thank
asked by Heather 
math
THE HUMAN CANNONBALL  AGAIN! (2 pts) On July 23, 1997, Washington County, in Oregon was advertising their Fair & Rodeo special attraction on the Internet: "As the countdown begins, David Smith, Jr.  THE BULLET  puts on his safety helmet, slides down the
asked by Ashleigh 
math
so it would be like 500 divided by 140 for ted and tony ..... 120 because of ted and tom but wait i think i am doing this wrong can you at least give me the answers and i will follow you and that for you to explain to me please i give up i hate percents
asked by Katherine 
AP Us History
is the Union's first military breakthroughs came on the eastern front in Maryland and Virginia true or false
asked by Crystal 
social studies
how can i find an essay about media manipulation? or can you write ?
asked by melissa 
Physics
A 75 g autographed baseball slides off of a 1.3 m high table and strikes the floor a hori zontal distance of 0.65 m away from the table. The acceleration of gravity is 9.81 m/s2 . What was the direction of the ball’s velocity just before it hit the
asked by Alan 
biology
what would happen if Australia had no laws to check imported goods
asked by barbie 
math
still don't get it
asked by Katherine 
accounting
● Case 134 Application of SFAC No. 13 On January 1, 2006, Lani Company entered into a non cancelable lease for a machine to be used in its manufacturing operations. The lease transfers ownership of the machine to Lani by the end of the lease term. The
asked by Anonymous 
chemistry
how many moles of CH4 will contain 4.31 x 10^23 molecules
asked by Trace 
To Ms. Sue
Ms. Sue do you know who could help with my questions about Napoleon then, because I really need help:(
asked by Sara 
English
1. We are different, but same,too. 2. We are different, but the same, too. (Which one is correct?) #. Cash or charge? (What is the full form of this expression which a clerk says at a shop?)
asked by rfvv 
AP Us History
Was the Battle of Antietam a turning point of the war because it prevented British and French recognition of the Confederacy True or false
asked by Crystal 
math
120/500 i think
asked by Katherine 
English
Autobiography of shoes
asked by George 
history
true or falseLincoln's decision to make the war a fight against slavery was widely popular in the North
asked by Crystal 
Math
Find the volume of the cylinder. The formula for the volume is V=Pr^2h but it give a diameter. Does this mean first I divided the diameter by 2?
asked by Anonymous 
art
during what years did boticelli visit rome
asked by lauren 
6th grade/ Geography
What is an appropriate sentence with the words Mixed Economies.
asked by 6 @ B B Y 
To Ayone who knows about NAPOLEON
What made it possible for Napoleon to return to France and to become Emperor again? Prepare questions that a TV reporter might ask the people who welcomed Naopleon back. His supporters, his soldiers, as well as some royalists who were by his side. After
asked by Sara 
math
Explain how you could show five less than a number using an expression.
asked by Trey 
To Ayone who knows about NAPOLEON
Even after the congress of Vienna, many people in Europe would have welcomed Napoleon back. Explain why you think this would be so. Was the congress a complete success? What advice would you have given a delegate to the Congress if you were a ruler? An
asked by Sara 
Advance Biology
Compare mitosis and meiosis by completeing the chart. Mitosis Meiosishomologous chromosomes pair and then separate Mitosis Meiosisneeded for sexual reproduction
asked by Bob 
To Ayone who knows about NAPOLEON
What happened to Napoleon after he lost the battle of Waterloo? Do you think he was fairly treated? Explain why or why not. No, he wasn't fairly treated because his own supporters left his side, which whom Naopleon trusted a lot, and helped, also he didn't
asked by Sara 
NAPOLEON INFORMATION
Imagine that you are a senior advisor to Napoleon. You have been asked to prepare a memo outlining the advantages and disadvantages of disrupting Britain's trade with Europe. Your memo should examine the impact of such a move from the standpoint of
asked by Sara 
NAPOLEON INFORMATION
How did Napoleon help to spread feelings of nationalism throughout Europe? Explain why you think nationalism is a positive or negative force, or both. Napoleon helped to spread feelings of nationalism throughout Europe by defeating the austrian empire. He
asked by Sara 
math
Identify the property of whole numbers illustrated in each of the following. 4 • 5 is a whole number
asked by Mary 
Algebra
Find the equation of the line perpendicular to the line passing through (2,4) and (3,7)
asked by Pat 
geo
did industrilasation have a hand in child poverty? when did child poverty start? I ahve already googled  did not help
asked by clueless 
Chemistry
On a melting curve, the heat energy represented by the horizontal portion of the curve is called what?
asked by Christina 
Algebra
Given the roots, 1/2 and 4, find: (A) The quadratic equation 2x^29x+4 ? (B) The sum of the roots 4 1/2, or 9/2 (C) The product of the roots 2 Are these answers correct?
asked by A. 
Science
Equipment and Materials: measuring spoon, 2 beakers, sieve, 2 plastic containers 8 table spoons of sand, 100 mL of water 15 plastic gems. Hypothesis: what do you think will happen with each mixture and why?
asked by Misshaa 
physics
Two men are carrying a 9.00m telephone pole that has a mass of 115 kg. If the center of gravity of the pole is 3.00 m from the right end, and the men lift the poles at the ends, how much weight must each man support?
asked by sandhu 
Algebra
Solve: xy=12 y=2x+2 Are the solutions x= 3, x=2, y= 4, y= 6?
asked by A. 
Physics
Sound is detected when a sound wave causes the eardrum to vibrate. Typically, the diameter of the eardrum is about 8.4 mm in humans. How much energy is delivered to your eardrum each second when someone whispers 20dB a secret in your ear?
asked by Ana 
spanish
Please check my sentences. Thank you!? El arroyo es como un pequeño río. Nosotros estuvimos toda la noche asando carne de vaca. Los granjeros usan las brasas a asar carne. Los burros llevan muchos henos. Los caballos comen el pasto. Hemos tenido sólo
asked by hh 
Calculus
Give an example of a function that is integrable on the interval [1,1], but not continuous on [1,1].
asked by Carl 
home economics
what is a sugar syrup and what does it have to do with candy making?
asked by toshondra 
math
since 120/500 is equal to 100 that means ...............i still don't get it......... please..... i need help.can you at least give me the answer please tbhis is hohnors math and for me its hard........ Tom,Ted,Tony,Terry worked together on a job.The job
asked by Katherine 
Org. Chem. Please Help
A natural product (MW=150) distills with steam at a boiling temperature of 99 degrees Celsius at atmospheric pressure. The vapor pressure of water at 99 degrees Celsius is 733 mm Hg. A) Calculate the weight of the natural product that codistills with each
asked by Chelsea 
Algebra
Find the equation of the line passing through (5, 4) and parallel to the line passing through (3,2) and (6,8)
asked by Pat 
Calculus
Use the table of values to estimate ⌠6 ⎮ f(x)⋅dx ⌡0 Use three sub intervals and the (a) left endpoints, (b) right endpoints, and (c) midpoints. If f is an increasing function, how does each estimate compare with the actual value? Explain your
asked by Carl 
Algebra
The height of a rocket fired vertically into the air from the ground is given by the formula h(t) = 16t (2nd power) + 384t + 4, where t is measured in seconds. How long will it take to reach its maximum height and what is the maximum height reached by the
asked by Pat 
science
I need a slogan for neon for this science project my teacher assigned
asked by not4u2kno 
science
1. How many molecules of ammonia, NH3, are produced from 12.5 grams of hydrogen in the following balanced equation?
asked by shamisha 
science
A atom of iron(mass 1025 kg) travels at a speed between 20.0 and 20.1 m/s. How accurately can we determine its position?
asked by Trent 
Trig
I need help with these kind of problems. We are dealing with word problems and/or pictures that are solved by the Law of Sin or Cosine. If any one kows a wonderful web site that can help with these, I would greatly appreciate it. A parollelogram has side
asked by Jennifer 
science
it has at lease one meal and one nonmetal element. compound salt
asked by angela 
Criminal Justice
What does scope mean in the Supreme Court ? I have looked everyone in my reading materials and cannot find it anywhere
asked by Julie wolford 
math
how do i go about converting 2341base5 to base 10?
asked by eileen 
government
who was commander in chief
asked by Anonymous 
Chemistry
what volume of nitrous oxide gas, N2O has the same number of atoms as 9.00 L of neon gas at the same temperature and pressure
asked by Rodney 
math
but why does 120/500 = 0.24 what did u do to it
asked by Katherine 
algebra
Solve each equation. Then write your answers in the cirles so that the differences between any two circles connected by a straight line are the same. a)w+5=7.4 b)e2=2.5 c)12+r=22.5 d)m+5=15 e)14y=5.6 f)t6=4.2 g)13q=0.9 h)7+c=15.1
asked by rima 
Algebra 2
4Xsquared+7x+3 find the quadratic equation by factoring to solve. Show work
asked by Andres 
math
k i did it i got it so know what,\....... wait is this the percentage for ted or tony
asked by Katherine 
critical Thinking 205
support irrationall fears after 9/11
asked by Teresa 
social studies
the most useful indicator of the degre of democracy reached by a particular society is whether it has a?
asked by john 
I Need Help
I have to do this memo, and Ms. Sue, was helping me on it, but I don't think she is on right now, please help To: Napoleon Bonaparte From: Sara, Senior Advisor Subject: Continental System 1. Advantage for Britain: None Disadvantages for Britain: Loses
asked by Sara 
math
a 0.02kg arrow hits the target at a speed of 2000m/s 5 seconds after it leaves the bow. With what force does it hit the target? can you help me do this
asked by j cook 
science
how much is the mass of a toy car that is accelerated to 4.5m/s/s by a force of 7.8N?
asked by j cook 
English
Thesis statement, Thank You
asked by Mary 
science
what results from tension betweenrock layers?
asked by Amy 
math
k i did it i got it so know what...... wait is this the percentage for ted or tony
asked by Katherine 
social studies
How did Nanaia Mahuta get her good job?
asked by private 
math
Is 10/4 equal to 5/8??? PEYTON
asked by peyton 
social studies
if the issue is whether a person is civil rights were violated in court desicion through what levels of courts might that person appeal?
asked by nancy 
Socials
Explain the meaning on Nationalism: I wrote: Nationalism is the belief that one's own country is the best country.
asked by Sara 
texas history
Need help with texas history what were the illegal immigants called? I really need help! I am doing a treasure hunt where our teacher gave us questions to answer. I have answered them all except one and I cannot find it at all. we cannot use wiki as a
asked by beth 
6th grade
15divided by 10 =
asked by Anonymous 
french
I am not sure if I posted this question already, because it didn't seem to work. I have already corrected this french myself by using an online website, but Iwas just wondering if anyone q=could verify to make sure that it is correct. I was taught that NE
asked by 1234 
english
were public places segregated in 1948
asked by sophie 
Math
Write 8 fractions equal to onehalf (not including onehalf) using only the digits 0, 1, 2 and 5. Each digit may be used more than once, but you may not use decimal points or arithmatic operatons. Numerators cannot be larger than 100. You may not use
asked by William Bent 
physics
2. A rifle is fired horizontally and travels 980 m. The rifle barrel is 6.1 m from the ground. What speed must the bullet have been travelling at? here i got a time of 201.24.. i then added the 980m to the 6.1m and put it in the x=vt equation to get a
asked by Mark 
physics
A skier leaves the end of a ramp with a velocity of 25.3 m/s and lands 50.3 m from the base of the ramp. How high is the end of the ramp from the ground?
asked by Jin 
science
can someone help me with this please it is hard! what is the force on a 32kg door slammed with a force of 12N? How do i solve this. thaks
asked by j cook 
Math
Determine the future value of an annuity due into which quarterly deposits of $450 are made for nine years if the annuity pays 10% compounded quarterly.
asked by Cam 
statistics
Suppose that the percentage returns for a given year for all stocks listed on the new york stock exchange are approximately normally distributed with a mean of 12.4 percent and a standard deviation of 20.6 percent. Consider drawing a random sample of n=5
asked by ileana 
math
what is 8/7 + 7/8?? PEYTON
asked by peyton 
social studies
what is the antonym for dangerous
asked by rhonda ferguson 
Grammar and Composition
ok, after i posted this yesterday: ok, now that i have my pet peeve, i have to fill out this sheet. (please read my earlier post for more info on the assignment) Pet PeeveOrganizational Sheet Audience: Who will be your audience? You must indicate an
asked by y912f 
4th gr social studies
How did Native Americans react to Ponce De Leon's attempts to settle in Florida?
asked by henry 
7th grade
formula to find the circumference end radious
asked by Anonymous 
History
For our homework we have to find three people and ask them how they would sum up the Second Bank War in a couple of sentences. Then in class tommorrow we have to compare their answers with everybody else in the class. I have asked my mom, and my grandma so
asked by Ryan 
5th grade
San Juan, Puerto Rico is located at about 18 degrees North, 66 degrees West. How far away, in degrees, is San Juan from the prime meridian? How do you know?
asked by Jazzy 
social studies
why did the us want to build a canal across panama 2 how did the us gain control of the panama canal zone 3 how did the people of panama feel about us control of the canal zone why 4 what agreement did the us make with panama in 1977 5 what are the
asked by sophie 
Literature
'A surprise ending to a short story only works when the ending is believable. The writer must carefully prepare readers for what is to come, supplying hints about the resolution without revealing it.' I have to write how Poe forshadowed Fortunato's end in
asked by mysterychicken 
physics
A 18 kg object and a 6 kg object are hanging over a frictionless pulley. What is the acceleration of the system to the nearest tenth?
asked by JUan 
Literature
'What signifigance did the title have in the short story Marigolds?' This is my answer: The title of the short story, Marigolds, was significent because the children in the story threw stones at Ms.Lottie's marigolds for no reason; they were the only
asked by mysterychicken 
science
If I were to make and edible cell, using cake and other materials, such as liquirice and candy or by using a bagel, which do you believe would receive a better grade?
asked by 1234 
Algebra I
5x2=3+4x+5
asked by Marquinashae 
Math
A number rounded up to the next thousand is 8000. It is divisible by 6 and 10 but not by 9. The hundreds digit is three more than the tens digit. What is the number?
asked by William Bent 
math
what is 12/10ths and 8/18ths to their lowest terms?
asked by g