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Questions Asked on November 10, 2009

an ice skater with a mass of 80kg pushes off against a second skater with a mass of 32kg. both skaters are initially at rest.a.
1. 2 answers
2. asked by Titi
3. 7,133 views
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
1. 2 answers
2. asked by Jon
3. 4,773 views
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
1. 1 answer
2. asked by Rachel
3. 3,985 views
A model electric train requires 6 V to operate. If the primary coil of its transformer has 240 windings, how many windings
1. 5 answers
2. asked by Lauren
3. 3,984 views
Two blocks, each of mass m, are attached to the ends of a massless rod which pivots as shown in Figure 8-40. Initially the rod
1. 3 answers
2. asked by jenn
3. 3,661 views
When elemental sulfur,S8,is heated with AgF,a gas forms that contains only sulfur and fluorine. The following tests were done to
1. 2 answers
2. asked by rasuka_geo
3. 3,038 views
How did Napoleon help to spread feelings of nationalism throughout Europe? Explain why you think nationalism is a positive or
1. 7 answers
2. asked by Sara
3. 2,583 views
A natural product (MW=150) distills with steam at a boiling temperature of 99 degrees Celsius at atmospheric pressure. The vapor
1. 1 answer
2. asked by CMM
3. 2,423 views
You have a sample of gas at -30 C. You wish to increase the rms speed by 12%. To what temperature should the gas be heated?
1. 1 answer
2. asked by jessica
3. 2,395 views
Some people believe that the Moon controls their activities. The Moon moves from being directly on the opposite side of Earth
1. 1 answer
2. asked by Ray
3. 2,058 views
Dry ice is solid carbon dioxide. Instead of melting, solid carbon dioxide sublimes according to the following equation:
1. 1 answer
2. asked by Eddie
3. 1,987 views
What enzyme does yeast produce?
1. 2 answers
2. asked by JEFF BOMB
3. 1,846 views
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
1. 1 answer
2. asked by Jon
3. 1,653 views
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
1. 3 answers
2. asked by CMM
3. 1,647 views
The average height of a class of students is 134.7cm. The sum of all the heights is 3771.6 cm. There are 17 boys in the class.
1. 1 answer
2. asked by tsn
3. 1,527 views
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
1. 3 answers
2. asked by JUan
3. 1,516 views
When elemental sulfur,S8,is heated with AgF,a gas forms that contains only sulfur and fluorine. The following tests were done to
1. 1 answer
2. asked by anonymous
3. 1,484 views
A force of 30.0 N is required to start a 3.8 kg box moving across a horizontal concrete floorIf the 30.0 N force continues, the
1. 2 answers
2. asked by miya
3. 1,482 views
I've tried this problem over and over again, but im not getting the right answers! This is the problem.......Dinitrogen
1. 3 answers
2. asked by Dena
3. 1,460 views
Imagine that you are a senior advisor to Napoleon. You have been asked to prepare a memo outlining the advantages and
1. 2 answers
2. asked by Sara
3. 1,426 views
Ms. Sue I asked my teacher about the memo today, and she said that it is supposed to be advantages and disadvantages for France,
1. 5 answers
2. asked by Sara
3. 1,417 views
How do I do this related rates problem?A plane flying horizontally at an altitude of 1 mi and a speed of 510 mi/h passes
1. 2 answers
2. asked by Derick
3. 1,385 views
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
1. 1 answer
2. asked by abbigail
3. 1,383 views
The temperature of a cup of Starbucks coffee at time t (in minutes) is T(t)= 70 + c e^(-kt) . Initially, the temperature of the
1. 2 answers
2. asked by Bill
3. 1,357 views
A 4kg block, initially moving due east at 3 m/s, is acted upon by an impulse having magnitude 8Ns and direction due west. Is the
1. 2 answers
2. asked by sarah
3. 1,338 views
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
1. 1 answer
2. asked by Johnny
3. 1,307 views
The Largo Publishing House uses 400 printers and 200 printing presses to produce books. A printer's wage rate is $20, and the
1. 2 answers
2. asked by Carrie
3. 1,267 views
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
1. 1 answer
2. asked by Sara
3. 1,265 views
A 75 g autographed baseball slides off of a1.3 m high table and strikes the floor a hori- zontal distance of 0.65 m away from
1. 0 answers
2. asked by Alan
3. 1,255 views
A toy train track is mounted on a large wheel that is free to turn with negligible friction about a vertical axis (see the
1. 0 answers
2. asked by Emily
3. 1,231 views
Using the financial statements for the Goodyear Calendar Company, calculatethe 13 basic ratios found in the chapter. GOODYEAR
1. 0 answers
2. asked by Jeff
3. 1,228 views
Help:Please change show me anthing that I need to do, by placing the correct form at the it the bottom of the essay.Topic: What
1. 10 answers
2. asked by Angel
3. 1,225 views
Calulate the wavelengths (in nm) of the visible lines in the line spectrum of hydrogen using the Rydberg equation (nf = 2; ni =
1. 3 answers
2. asked by Jim
3. 1,224 views
Pet Peeve--Organizational SheetAudience: family Topic: my annoying sister General Purpose: entertain Specific Purpose: I want to
1. 1 answer
2. asked by y912f
3. 1,192 views
In physics we did a lab experiment that involved finding the Heat capacity. the teacher told us that we wont get an exact
1. 1 answer
2. asked by Andrew
3. 1,182 views
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
1. 0 answers
2. asked by laura
3. 1,159 views
make up a set of numbers having the following landmarks mode 21 median 24 maximum 35 range 20
1. 1 answer
2. asked by Aj Dock
3. 1,134 views
An ideal transformer has 50 turns in its primary and 250 turns in its secondary. 12 V ac is connected to the primary. Find:Power
1. 1 answer
2. asked by Lauren
3. 1,115 views
Do you know something about "Cow Power Program" in Vermont, in the USA?Would you summarize how to make electricity using cow
1. 0 answers
2. asked by rfvv
3. 1,097 views
What is the difference between Patriotism and Nationalism:The difference between Patriotism and Nationalism is that Patriotism
1. 7 answers
2. asked by Sara
3. 1,076 views
you buy six bags of wild bird food to fill the feeders in your yard. oyster shell grit, a natural calcium source, sells for
1. 1 answer
2. asked by umka
3. 1,062 views
Even after the congress of Vienna, many people in Europe would have welcomed Napoleon back. Explain why you think this would be
1. 1 answer
2. asked by Sara
3. 1,062 views
this is the outline sheet:Introduction: Do not begin your speech with My Pet Peeve is... ." Rather, think about how you will get
1. 2 answers
2. asked by y912f
3. 1,034 views
I'm not sure how to factor 3x^3-12x^2+3x. I tried separatring the 3x so that 3x(x+1)(x-4, but I got -3x^3+-12x^2-3x^2+12x. Can
1. 1 answer
2. asked by Erin
3. 1,030 views
A centrifuge rotor rotating at 7,000 rpm is shut off and is eventually brought uniformly to rest by a frictional torque of 1.30
1. 1 answer
2. asked by jennifer
3. 1,026 views
What is the electron configuration of Cu2+?
1. 2 answers
2. asked by Jim
3. 1,023 views
'One of the special gifts of fiction is its ability to allow us to walk in someone else's shoes and learn through a character's
1. 6 answers
2. asked by mysterychicken
3. 1,016 views
How did Napoleon help to spread feelings of nationalism throughout Europe? Explain why you think nationalism is a positive or
1. 1 answer
2. asked by Sara
3. 1,010 views
'One of the special gifts of fiction is its ability to allow us to walk in someone else's shoes and learn through a character's
1. 0 answers
2. asked by mysterychicken
3. 928 views
simple ion does each of the following elements most commonly form?a. Sodium ……………. b. Iodine ..…………. c.
1. 1 answer
2. asked by dido
3. 923 views
A natural product (MW=150) distills with steam at a boiling temperature of 99 degrees Celsius at atmospheric pressure. The vapor
1. 2 answers
2. asked by Chelsea
3. 916 views
what influence did economic conditions have on the outcome of the Civil War?I TOTALLY DON'T GET IT. why does ECONOMIC CONDITIONS
1. 3 answers
2. asked by charmy
3. 901 views
A wire of length 0.655 m carries a current of 21.0 A. In the presence of a 0.470-T magnetic field, the wire experiences a force
1. 1 answer
2. asked by Anonymous
3. 891 views
1. Poetic images help readers toa. think logically b. understand history c. read carefully d. see things freshly ...not at all
1. 2 answers
2. asked by mysterychicken
3. 890 views
What is the difference between a resource and a condition
1. 1 answer
2. asked by Remy
3. 885 views
I have to write a essay explain a crisis and having a hard time thing of one that would be full of information. so i need a
1. 1 answer
2. asked by Justin
3. 859 views
what mass of iron is needed to react completely with 16 g of sulfur?
1. 2 answers
2. asked by mkh
3. 845 views
Can someone please help me???A line from the top of a cliff to the ground passes just over the top of a pole 6.0 feet high and
1. 1 answer
2. asked by Stacy
3. 844 views
what is the kinetic energy in joules of a 1000 kg car travelling at 90km/h
1. 2 answers
2. asked by princess
3. 835 views
I have no clue how to figure this problem out..The Goodyear blimps, which frequently fly over sporting events, hold
1. 1 answer
2. asked by mike
3. 823 views
Find the first and second derivatives of the given functions.y=¡î(x©÷+1) y'=x(x©÷+1)^(-1/2)
1. 2 answers
2. asked by sh
3. 823 views
What happened to Napoleon after he lost the battle of Waterloo? Do you think he was fairly treated? Explain why or why not.Napol
1. 2 answers
2. asked by Sara
3. 810 views
CH4+Cl2->CH2Cl2+HCl.If 6.00 g of CH4 are mixed with 6.00 g of CL2, how much HCl can be made? What is the percent yield if 2.5 g
1. 1 answer
2. asked by Allison
3. 809 views
Choose one theory spontaneous generation theory or cell theory. Select one statement that corresponds to the theory you want to
1. 0 answers
2. asked by Rayna
3. 783 views
in works citedI 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
1. 2 answers
2. asked by English (MLA format)
3. 780 views
what did the magician say to the fisherman
1. 3 answers
2. asked by Anonymous
3. 778 views
Regulatory capture involves situations in which:a)a bureaucracy is responsive to the interest of the group or corporation that
1. 1 answer
2. asked by terra
3. 764 views
my tens digit is doublemy ones. I am less than 70 and greater than 60. What number am I?
1. 4 answers
2. asked by Anonymous
3. 759 views
some fossils of shell and fish have been found at the top of the rocky mountain peaks. How do you suppose this happen?
1. 5 answers
2. asked by zeena
3. 753 views
Describe the differences between the directional, portfolio, and parenting strategies. In addition, describe when you would use
1. 1 answer
2. asked by chrissy
3. 745 views
A business has a backlog of orders and to meet its deadlines, management decides to run the firm seven days a week, eight hours
1. 1 answer
2. asked by Juanita
3. 732 views
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
1. 1 answer
2. asked by Dakota
3. 724 views
Can someone please check this to see if I have reduced to simplest terms:{(-x-y)X(x-y)}/{(x-y)^2 + (x+y)^2} I get -1/2
1. 0 answers
2. asked by Jill
3. 721 views
Help:Please change show me anthing that I need to do, by placing the correct form at the it the bottom of the essay.Topic: What
1. 3 answers
2. asked by Angel
3. 721 views
I need to write a 7 page essay and I need some ideas for my paper so I could think of a thesis. I wrote a paper earlier on
1. 1 answer
2. asked by Kuromi
3. 716 views
Please answer these questions:A. After a protracted legal case, Joe won a settlement that will pay him $11,000 each year at the
1. 1 answer
2. asked by cthj
3. 709 views
What made it possible for Napoleon to return to France and to become Emperor again? Prepare questions that a TV reporter might
1. 1 answer
2. asked by Sara
3. 708 views
● Case 13-4 Application of SFAC No. 13On January 1, 2006, Lani Company entered into a non cancelable lease for a machine to be
1. 1 answer
2. asked by Anonymous
3. 705 views
Post your response to the following: Describe at least three potential indoor air quality (IAQ) hazards in your home. What are
1. 4 answers
2. asked by setboy
3. 704 views
Narria Investments Ltd. filed a suit in a Texas State Court against several defendants, including Harveston Securities Inc., a
1. 0 answers
2. asked by Juanita
3. 700 views
How does Poe use foreshadowing to prepare the readers for what's coming in The Cask of Amantillado...I've re-read the story but
1. 2 answers
2. asked by mysterychicken
3. 699 views
What are the three longest wavelengths for standing sound waves in a 124-cm-long tube that is (a) open at both ends and (b) open
1. 0 answers
2. asked by SB
3. 691 views
If someone could see if I have the right answers, and if I don't maybe give me some hints on what to do to get to the right
1. 1 answer
2. asked by Anonymous
3. 691 views
1. What makes our earth sick?Gases from cars make the earth sick. Paper cups make the earth sick. _________ make(s) the earth
1. 0 answers
2. asked by rfvv
3. 680 views
You want to estimate 5.25-3.3why would using front-end estimation tell you more about the answer than rounding?
1. 2 answers
2. asked by lindsay
3. 678 views
How Did Human History in North America during the period in the Prologue of a History of the United States Differ from the
1. 1 answer
2. asked by erika
3. 678 views
Why didn't the united states participate in the league of nations
1. 2 answers
2. asked by yana
3. 676 views
Water is leaking out of an inverted conical tank at a rate of 60000 cubic centimeters per min at the same time that water is
1. 1 answer
2. asked by Dan
3. 670 views
a hockey player pushes a puck across the ice with his stick. assuming the puck (m=50 g) starts from rest and the player applies
1. 1 answer
2. asked by Heather
3. 669 views
Bridget added 1/5 to both 12 and 6 4/5 when subtracting 12 - 6 4/5. Tell why.
1. 1 answer
2. asked by Kate
3. 666 views
a ball is thrown into the air with an initial velocity of 30m\s and a horizontal velocity of 10m\s. What's it's speed after 4
1. 3 answers
2. asked by Savanah
3. 662 views
What was the direction of the ball’s velocityjust before it hit the floor? That is, at what angle (in the range −90◦ to
1. 0 answers
2. asked by Alan
3. 660 views
The combined cost of one advance ticket and one same-day ticket to a show was $50. It is known that 35 tickets were sold in
1. 1 answer
2. asked by rachel
3. 650 views
What is the spectra/spectrum (?) of the following gases?-helium -hydrogen neon -nitrogen I'm not understanding this chapter
1. 4 answers
2. asked by lola
3. 649 views
What made it possible for Napoleon to return to France and to become Emperor again? Prepare questions that a TV reporter might
1. 0 answers
2. asked by Sara
3. 647 views
write an equation in standard form of the parabola that has the same shape as the graph of f(x)-7x squared, but which has a
1. 1 answer
2. asked by WANLDA
3. 647 views
Even after the congress of Vienna, many people in Europe would have welcomed Napoleon back. Explain why you think this would be
1. 0 answers
2. asked by Sara
3. 641 views
1. What do you think the judge did? He made the greedy baker hear the sound of three gold coins. By doing that, he paid for the
1. 1 answer
2. asked by rfvv
3. 640 views
Combination of coins that can be used;fifty-cent piece, quarters, dimes, nickels, and pennies Q: My 3 types of coins total 37
1. 2 answers
2. asked by Tyler
3. 639 views
what is the root of 4x to the 4th power + 8x to the 3rd power - 13x to the 2nd power -2x +3
1. 3 answers
2. asked by Veronica
3. 639 views

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