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2009
April

Questions Asked on April 3, 2009

Why is H2O a bent molecule, while BeH2 is linear?Why is BF3 a planar molecule, while NH3 is not?
1. 1 answer
2. asked by PInk Floyd
3. 4,432 views
i did this problem and it isn't working out, so i think i'm either making a dumb mistake or misunderstanding what it's asking.A
1. 3 answers
2. asked by jane
3. 3,373 views
What is the Lewis dot structure for LiF?Is it Li - F with 2 dots on each side of F?
1. 1 answer
2. asked by James
3. 3,099 views
If a ball is thrown in the air with a velocity 44 ft/s, its height in feet t seconds later is given by y = 44t - 16t2.(a) Find
1. 2 answers
2. asked by Mimi
3. 2,795 views
An electron has a kinetic energy of 4.2 x 10-17 J. It moves on a circular path that is perpendicular to a uniform magnetic field
1. 7 answers
2. asked by Determine the radius
3. 2,591 views
Identify which of the following sentences uses modifiers correctly.(a) Kurt and his hockey teammates nearly cooked two hundred
1. 1 answer
2. asked by Anonymous
3. 2,441 views
Which of the following physical properties can be used to measure temperature using a thermometer?A. volume B. pressure C.
1. 3 answers
2. asked by sophie
3. 2,416 views
Vanessa throws a tennis ball in the air. The function h(t)=-16t^2+45t+7 represents the distance, in feet, that the ball is form
1. 2 answers
2. asked by Anonymous
3. 2,392 views
What is the Lewis dot structure for LiH?Is it simply Li - H?
1. 2 answers
2. asked by James
3. 2,298 views
1. In a gas kept at a constant temperature, all molecules move with the same speed.A. True B. False 2. A hot object has more
1. 3 answers
2. asked by sophie
3. 2,193 views
carol and bruno drag a box of mass 58.0 kg along a frictionless floor. Carol pushes the box with a force of 11.4 N at an angle
1. 2 answers
2. asked by sophie
3. 2,075 views
Suppose you have $28.00 in your bank account and start saving $18.25 every week. Your friend has $161.00 in his account and is
1. 3 answers
2. asked by Angie
3. 1,761 views
a store charges $28 for a sweater.this price is 40% more than the amount it costs the store.during a sale, store employees can
1. 2 answers
2. asked by leslie
3. 1,755 views
The melting point of a solid is 90.0 degrees C. What is the heat required to change 2.5 of this solid at 40.0 degrees C to a
1. 4 answers
2. asked by sophie
3. 1,705 views
Compare the rationing in WWII to how we have been affected by the wars in Afghanistan and Iraq. How would Americans today react
1. 6 answers
2. asked by Chopsticks
3. 1,460 views
Cost-volume-profit (CVP) analysis is based entirely on unit costs.” Do you agree? Explain.
1. 7 answers
2. asked by scooby9132002
3. 1,440 views
a 15 year bond pays 11% on a face value of $1000. If similar bonds are currently yeilding 8%, what is the market value of the
1. 2 answers
2. asked by pookie
3. 1,426 views
A turnbuckle is needed to apply an 8kN force on a cable. If the efficiency of the turnbuckle is 40% and the force applied is
1. 0 answers
2. asked by luc
3. 1,217 views
The densities of the liquid and solid states of a substance are often similar. Explain.
1. 3 answers
2. asked by jaz
3. 1,214 views
Identify the sentence with correct subject-verb agreement.(a) Although the trend is shifting, careers in science and technolgy
1. 3 answers
2. asked by Anonymous
3. 1,209 views
Write a paragraph about what you like to where during the 4 seasons. Must have 3 sentences. Include what you like to wear and
1. 1 answer
2. asked by Larry
3. 1,083 views
Identify the sentence with correct pronoun agreement.(a) I know who parks his car illegally in the stall reserved for the
1. 1 answer
2. asked by Anonymous
3. 1,052 views
Solve by the subsitution method.2x+4y=-6 -3x+y=23 y=23+3x 2x +4(23+3x)=-6 2x +92 +12 x =-6 x=7 y= 23 I am lost after this could
1. 1 answer
2. asked by Jonnie
3. 1,032 views
a higher interest rate would: reduce the price of corprate bonds; reduce the price of preferred bonds; reduce the price of
1. 1 answer
2. asked by pookie
3. 961 views
Can someone please check my work?¿Qué hacen? Write complete sentences using the elements below. 1. entender el
1. 1 answer
2. asked by Larry
3. 959 views
Please simplify.5x ^-2 - 3y ^-1 _________________ x ^-1 + y ^-1
1. 2 answers
2. asked by Beth
3. 954 views
i need to design a renaissance outfit for art. please could someone help me find some websites that show some outfits that can
1. 3 answers
2. asked by ellen
3. 895 views
Which of the following selections contains a run-on? If none of the selections contains a run-on, select "Correct."(a) Everyone
1. 3 answers
2. asked by Anonymous
3. 883 views
Heat is added to an open container of a liquid. The liquid is brought to its boiling point and half the liquid boils away. Which
1. 1 answer
2. asked by sophie
3. 846 views
Can someone please help me with the topics for a research paper. It needs to be based on some medical issues. This is the first
1. 4 answers
2. asked by Anonymous
3. 811 views
Hi there. I have to write a paper on why some people believe that Lady Macbeth could be Duncan's daughter. I don't need help in
1. 4 answers
2. asked by Jenny
3. 804 views
Identify the sentence with the correct adjective or adverb.(a) Dorie is the short person in the room, standing at just five feet
1. 2 answers
2. asked by Anonymous
3. 790 views
Oxygen gas having a volume of 784 cm3 at 23.3°C and 1.03 x 105 Pa expands until its volume is 1170 cm3 and its pressure is 1.07
1. 3 answers
2. asked by sweety
3. 782 views
A piano has 88 keys. Show with numbers the probability of hitting a particular key if you shut your eyes and strike one key.
1. 1 answer
2. asked by Tyler
3. 758 views
Lubricating oil, with a relative density of 0.79, flows around a 90¨¬ bend. The pipe diameter is 0.45m, and the oil has a
1. 1 answer
2. asked by Michel
3. 746 views
a 10 year bond pays 8% on a face value of $1000. If similar bonds are yeilding 10%, what is the market value of the bond. use
1. 1 answer
2. asked by pookie
3. 737 views
Old age is the verdict of life. (Amelia E. Barr)What does this mean?
1. 3 answers
2. asked by Monica
3. 732 views
What is the temperature of ionosphere, exophere and the magnetsphere?
1. 0 answers
2. asked by adam lambert!!!!
3. 726 views
A block of wood (who is suspended by a rope) with a mass of 2Kg moves 10cm from its original position after being struck by a
1. 4 answers
2. asked by Michel
3. 701 views
In an E1 reaction using cyclohexanol with phosphoric acid as a catlyst to produce Cyclohexene + water(also used potassium
1. 3 answers
2. asked by Sara
3. 700 views
what are the different forms of a trait that a gene may have called?
1. 0 answers
2. asked by becky
3. 700 views
a ten year bond pays 11% interest on a $1000 face value annually. If it currently sells for $1195.00 what is its approximate
1. 0 answers
2. asked by pookie
3. 699 views
Your Open QuestionShow me another »If the ball is either blue or white, what is the probability that it was drawn from urn Y?
1. 1 answer
2. asked by Nahla
3. 681 views
A person with no more than $15,000 to invest plans to place the money in two investments. One investment is high-risk, high
1. 1 answer
2. asked by BBF
3. 654 views
Identify the sentence with the correct adjective or adverb.(a) I have a little to offer, but you have lesser. (b) If Dennis were
1. 1 answer
2. asked by Anonymous
3. 650 views
I am trying to find sites where it gives the history of erasers.Does anyone know of any good sites? Thanks:)
1. 2 answers
2. asked by Nicky
3. 649 views
The thermal energy of the particles in a gas is related to the temperature of the gas.A. True B. False This question is a bit
1. 1 answer
2. asked by sophie
3. 639 views
Two bodies hang on a string 2.1m long. The two bodies have a mass of 3.75kg and 2.4kg respectively. If the 3.75kg mass is raised
1. 4 answers
2. asked by Henry
3. 632 views
You're likely to encounter formal service in all of the following settings except which one?A. A gourmet restaurant B. A wedding
1. 3 answers
2. asked by Anonymous
3. 631 views
How do we distinguish between sex differences and gender differences? Is it possible to always isolate biological influences
1. 0 answers
2. asked by mimi
3. 618 views
A patient is given a drug intravenously at a rate of 43.2 mg/hour. The drug enters a compartment volume or the volume of the
1. 1 answer
2. asked by James
3. 614 views
Brenda starts a merchanding business on December 1 and enters into three invfentory purchases:December 7 10 units @&6 cost
1. 0 answers
2. asked by Autumn
3. 608 views
Before writing a recommendation report to the CEO, Dee and Carlos distribute a survey to everyone in their company to determine
1. 1 answer
2. asked by Anonymous
3. 605 views
How do you find the distance from the point to the line given the equation and the coordinates?4x-2y-6=0 (1,1)
1. 2 answers
2. asked by Shirley
3. 605 views
what events occur in the troposphere
1. 6 answers
2. asked by adam lambert!!!!
3. 589 views
The Lactic Acid Systema. supplies energy needed to walk or cycle continuously b. provides energy to pitch a baseball c. creates
1. 1 answer
2. asked by Betty
3. 587 views
i have a hard time figuring out which formula's to use when solving problems. which would i use for the following:if X is a
1. 1 answer
2. asked by April
3. 587 views
Lead metal is added to 0.140M Cr^+3(aq).Pb(s)+ 2Cr^3+(aq)---> Pb^2+(aq) + 2Cr^2+(aq) a)What is [Pb^2+] when equilibrium is
1. 1 answer
2. asked by tomi
3. 582 views
Make a combination that's worth one dollar where you have one of sum kind of coin, doulbe of another, double that of another,
1. 1 answer
2. asked by Ronda
3. 577 views
Which of the following selections contains a fragment? If none of the selections contains a fragment, select "Correct."a) To
1. 1 answer
2. asked by Anonymous
3. 574 views
Which type of graphics file format keeps track of each individual point in the image?A. BITMAP B. DETAILED IMAGE C. POINTILATED
1. 3 answers
2. asked by mimi
3. 569 views
7) . How should mixed costs be classified in CVP analysis? What approach is used to effect the appropriate classification?Most
1. 0 answers
2. asked by scooby9132002
3. 553 views
1. Do you like sci-fi programs?Do you like sci-fies? Do you like sci-fis? (Which one is correct? Are all OK?) 2. What is the
1. 1 answer
2. asked by John
3. 540 views
what is the japan president name in 2009
1. 1 answer
2. asked by Sara
3. 533 views
A person is standing 50meters away from a target whos center is 90cm off the ground. The height to the person's eyes is
1. 2 answers
2. asked by Riley
3. 533 views
Which of the following is NOT true of colligative properties? Colligative properties are...a) dependent on the molar mass of the
1. 2 answers
2. asked by steven
3. 532 views
Trace the energy transformations from gasoline in a car to sound from the radio playing hitting your ears. There should be 4
1. 0 answers
2. asked by kt1993
3. 530 views
What Do Race Car Drivers Really Do?
1. 4 answers
2. asked by Nicholas
3. 529 views
the longer the time to maturity: the greater the price increase from an increase in interst rates; the less the price increase
1. 0 answers
2. asked by pookie
3. 528 views
i am going to be writing a research paper over vending machines in schools. i need help making the outline. there are three main
1. 1 answer
2. asked by anonymous
3. 526 views
A solid shaft of 65mm outside diameter and a hollow shaft of 85mm outside diameter are connected by 6 bolts with the mean pitch
1. 0 answers
2. asked by Michel
3. 524 views
how does the academic paper differ from the memo
1. 1 answer
2. asked by pennet
3. 522 views
I am trying to build medical word that corresponds to this definition.Pertaining to the heart and lung cavity is what?
1. 1 answer
2. asked by Kee
3. 521 views
1) If C = 1000 + 7/8[GDP-1000], I = 700 and G = 1000 and the economy is currently in equilibrium at 400 below full employment
1. 2 answers
2. asked by Shanna
3. 521 views
Matthew interviews the director of computing services to get information for the company newsletter. What part of the writing
1. 1 answer
2. asked by Anonymous
3. 520 views
Do you know of any websites that give an overview about elderly/aging in general? Its a project that were doing for sociology
1. 1 answer
2. asked by Crystal
3. 515 views
- How do you calculate proper time (Tau) between two events with coordinates (0s, 0m) and another pair of coordinates in a frame
1. 1 answer
2. asked by Sam
3. 510 views
Lead metal is added to 0.140M Cr^+3(aq).Pb(s)+ 2Cr^3+(aq)---> Pb^2+(aq) + 2Cr^2+(aq) a)What is [Pb^2+] when equilibrium is
1. 0 answers
2. asked by tomi
3. 503 views
Your post has been removed because it contains just the complex assignment that refers to materials to which we have no access.
1. 0 answers
2. asked by Ms. Sue
3. 500 views
how would you find an equation to a line that is parallel and 3 units away from the line x-5y+10=0?
1. 1 answer
2. asked by kim
3. 497 views
thanks for the help earlier I got one more questionX^4-13X^2+36 How do I factor this using algebra not just gussing and checking
1. 1 answer
2. asked by Algebra 2
3. 496 views
Write an informative 700-1050-word letter in the persona of one Eastern philosopher to one of his pupils. In the letter,
1. 1 answer
2. asked by Anonymous
3. 495 views
A 69kg skateboarder, at rest on a frictionless surface, throws a 4.0kg rock with the velocity given by x=3m/s y=4m/s, where the
1. 0 answers
2. asked by James
3. 493 views
How do you see archetypes affecting our individual lives and how are they gods and goddesses.
1. 2 answers
2. asked by help please
3. 490 views
1. If our reporters find people throw away garbage, they will report them on TV.2. If our reporters find people throwing away
1. 1 answer
2. asked by John
3. 486 views
How are you to narrow a topic to a single spoke to a subheader of a spoke on the map? How does mind-mapping prepare you for
1. 1 answer
2. asked by Melissa miller
3. 475 views
How would one respond to this statementEverybody living on the contintent of Africa is well below the poverty line.
1. 1 answer
2. asked by Melissa miller
3. 469 views
Identify the sentence with correct subject-verb agreement.(a) Dental veneers made of porcelain or plastic can covers chipped,
1. 2 answers
2. asked by Anonymous
3. 464 views
What part of legislation has to do with the Native Americans and there land ,education problem?
1. 2 answers
2. asked by michell
3. 456 views
I need help with this problem0.3x-0.2y=4 0.5x+0.5y=45/23 3x-2y=40 5x+5y=450/230 6x-47=80 -15x-15y=1350/230 x=5 is this right I
1. 1 answer
2. asked by Jonnie
3. 452 views
can you come up with a catchy name for this product?It'sa juice carton with fruit and veg names around the side of it, you pick
1. 2 answers
2. asked by lucy
3. 451 views
Currency Conversion Design
1. 1 answer
2. asked by Rossia
3. 450 views
Simplify(p^-4+m p^2m)^-4 ---------------- (p^-4)^-m Theses are the choices A) p-16m + 16 I say its A or B B) p-8m – 4 C) p-11m
1. 10 answers
2. asked by Carmin
3. 450 views
can someone please give me a website in which i can find a diagram dpicting the earths seasons! thank you!!!!!!!!!
1. 1 answer
2. asked by Annaiiz
3. 449 views
Which of the following is ACCURATE in terms of the words it uses?a) "There is a large amount of people at the convention." b)
1. 3 answers
2. asked by Anonymous
3. 448 views
I am balancing out ions. If you have Zn^2+ and PO4^-3, would they balance out to Zn3 (PO4)^2? Thanks for checking this.
1. 1 answer
2. asked by Meghan
3. 445 views
describe an academic paper.
1. 1 answer
2. asked by pennet
3. 442 views
what war in the U.S history did people have problems with freedom of speech(amendment)
1. 0 answers
2. asked by nene
3. 433 views
How are the useful properties of iron related to its electron configuration?What might happen to iron in the future? is it
1. 1 answer
2. asked by druva
3. 431 views
Which stats formula would i use for the following:Using the following computer output and a=0.05, test for equal means. group n
1. 1 answer
2. asked by April
3. 429 views

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