Questions Asked on
October 24, 2008

physics
An object acted on by three forces moves with constant velocity. One force acting on the object is in the positive x direction and has a positive magnitude of 6.7N; a second force has a magnitude of 4.6 N and points in the negative y direction. (1)"Find
asked by john 
CHEM
Calculate the density of oxygen, , under each of the following conditions: STP 1.00atm and 25.0 degrees celsius Express your answers numerically in grams per liter. Enter the density at STP first and separate your answers by a comma.
asked by Kara 
CHEM
To identify a diatomic gas (), a researcher carried out the following experiment: She weighed an empty 1.00 bulb, then filled it with the gas at 1.10 and 23.0 and weighed it again. The difference in mass was 1.27 . Identify the gas. Express your answer as
asked by Kara 
college algebra word problem
An open box is made from a square piece of material 24 inches on a side by cutting equal squares from the corners and turning up the sides. Write the Volume V of the box as a function of x. Recall that Volume is the product of length, width, and height.
asked by jenny 
chem
which is the least stable isomer of C4H8: methyl cyclopropane or cyclobutane and why?
asked by Mischa 
Help
A man owned 75 shares of stock worth $50 each. The corporation declared a dividend of 8%, payable in stock. How many shares did he own?
asked by Steve 
Physics
Two people are standing on a 2.2mlong platform, one at each end. The platform floats parallel to the ground on a cushion of air, like a hovercraft. One person throws a 6.1kg ball to the other, who catches it. The ball travels nearly horizontally.
asked by Z 
science
could you please help me how do you write a acrostic poem for bacteria.
asked by melinda 
College History
HOw did the Scopes trial mirror treds in American society during the 1920s? How did government spending during World war two affect the economic development of the West and SOuth. Please help. Thanks
asked by Nikita 
Chemestry
Calculater the amount of heat in kilojoules released when 50 grams of steam at 125 C are converted to 50 grams of ice at 125 C?
asked by Maria 
CRIMINAL JUSTICE
A relatively small number of police officers engage in questionable police practices, such as corruption, racial profiling, and excessive force. However, the small number deeply impact communitypolice relations. What impact do you think inappropriate
asked by Eliana 
CHEM
To identify a diatomic gas (), a researcher carried out the following experiment: She weighed an empty 1.00 bulb, then filled it with the gas at 1.10 and 23.0 and weighed it again. The difference in mass was 1.27 . Identify the gas.
asked by Kara 
College HIstory
Was the US correct to think of the Soviet Union as expansionist and as a threat to American liberty?
asked by Teri 
trig
Both circles have the same center and radius of the larger cirlce is R. if the radius of the msaller circle is 3 units less than R, whic of the following represent the area of the shaded region?
asked by Sergio 
evaluate my english pls
Analysis of “A Hanging” George Orwell’s “A Hanging” shows the inhumanity of capital punishment. He uses a narration to describe the sequence of events involved in the hanging of an Indian prisoner. By using vivid images the horrors are shown.
asked by ben 
algebra
suppose you want to add a sprinkler system, and location of one section of the ssprinker line can be described by the equation y=1/2x4 complete the table for this equation x y (x,y) 1 2 4 2 8 PLEASE HELP ME SOLVE THIS TABLE!!!!!!
asked by pj 
computers
what computers can do?what computers cannot do?what are the advantages and disadvantages of computers?what are the roles of computer in the society?
asked by rohit 
calculus
an object is fired upward at the end of the burn it has an upward velocity of 245m/s and is 14.7 m high a) find the maximum height and when it is attained b) when it reaches the ground i know that i have to use the quadratic function s= 4.9t²+Vot+h but
asked by steve Alexander 
physics
(Another) Physics Homework Help? The two blocks in the figure are sliding down the incline. What is the tension in the massless string?
asked by vidya 
Biology
What is the mitotic spindle composed of?
asked by Ashley 
Need examples of variable and fixed inputs (micro)
I just need some example of fixed and variable inputs.
asked by David 
Critical Thinking
I think i have some of the answers right but i need help, b/c although i keep reading over the chapter and highlighting the vocab word the definition is not clear to me. Can someone help please? 1 A(n) is a set of claims intended to support or prove a
asked by Ty 
CHEM
A cylinder with a movable piston contains 2.00 of helium, , at room temperature. More helium was added to the cylinder and the volume was adjusted so that the gas pressure remained the same. How many grams of helium were added to the cylinder if the volume
asked by Kara 
life science
in what parts of the plant body would you expect cell division to occur? i've looked everywhere and couldn't find anything close to an answer!
asked by nat 
Phsyics
Hooke's Law and Young's Modulus Can someone please explain this to me. How can one determine if a material behaves according to Hooke's law?
asked by Mary 
environment
i need to write a letter to the environmental defense fund about an environmental issue..... any ideas on what i can write about? i was thinking about writing about how there needs to limits on how much Co2 can enter the environment....but it seems kinda
asked by Rita 
CHEM
To identify a diatomic gas (X_2), a researcher carried out the following experiment: She weighed an empty 1.00L bulb, then filled it with the gas at 1.10atm and 23.0 degrees celsius and weighed it again. The difference in mass was 1.27g . Identify the
asked by Kara 
psy
Logical inquiry: Find two reliable sources that provide a balanced view of internal versus external locus of control. Reference these sources in your response. Ms. Sue could you help me find those sources. thanks.
asked by rose 
math
you are making posters 2ft by 5ft. How many square feet of material will you need for five posters.
asked by Anonymous 
Composition
For the unit that I'm doing we need to write a research paper on something that we're interested in. It can be a broad topic because I can narrow it down. I just need some suggestions on what I should write it about because I'm totally blank. (Something
asked by mysterychicken 
math
1.name the property of addition and/or multiplication that is illustrated 7 X (1+9) = (7 X 1) + (7 x 9) 2.Write 4 X 4 X 4 X 4 X 4 as a power of 4. 3. A plate glass window measures 5 ft by 7 ft. If glass costs $7 per square foot, how much will it cost to
asked by Anonymous 
Math
Develop twonull hypothesis tests to ascertain if there are any statistical variances in the averages of bus route times and any statistical variance among the average performance of the bus drivers. Use the following information to conduct the test: The
asked by Mel 
physics
An object acted on by three forces moves with constant velocity. One force acting on the object is in the positive x direction and has a positive magnitude of 6.7N; a second force has a magnitude of 4.6 N and points in the negative y direction. (1)"Find
asked by john 
eth 125
asian americans according to the u.s. census bureau. complete the matrix in appendix e, using information from the asians pacific american hertitage.
asked by mary scott 
Organic Chemistry 1
Why does iodine absorb organic molecules? This question is referring to the effect of the iodine chamber used in TLC.
asked by Audrey 
Business Math
If your inital investment is $1000, and your rate of return is say 10%, did you make $100 or $1100 from your $1000?
asked by Jennie 
math and physics
i just want to know form where i got on this formula the 4.9t² on this formula s=4.9t²+Vot+h because the book only say that a physics theory shows that when an object is thrown upward with an initial velocity Vo, its approximate height is given by that
asked by steve Alexander 
Biology
Can someone please explain to me what is a GENETICALLY MODIFIED ORGANISMS and what is use for?
asked by Sugar 
society
Is it better for children to use homeschooling programs such as K12 and Kestone rather then go to public schools?
asked by mysterychicken 
Microeconomics
I am on the chapter for the factors of production: Question: A firm that hires two types of workers—some with computer skills and some without. If technology advances so that computers become more useful to the firm, what happens to the marginal product
asked by G 
accountinginstallment sales journal entry
Question: On 12/31/07, Company A sold equipment for $1,800,000. The equipment had a carrying amount of $1,200,000. At the time of the sale the buyer paid $300,000 cash and signed a $1,500,000 note bearing interest of $1,500,000 note bearing interest at 10%
asked by Toni 
psy
Need some info. to help me answer those questions. list at least five events or major concepts from each of the three periods in the history of modern personality psychology. 19301950; 19501970; 1970present.
asked by rose 
AED / ASAP PLEASE
help with this please: Write a 200 to 300word response addressing the following: How can the state standards affect your planning and instruction for this subject? Provide an example of how you can implement one or two of these standards in your
asked by dawn 
Math
Is this equation right is it worked correctly x 1    x24 x2+4x+4 This is how she simplified it: x(x2+4x+4)  1(x24)  (x24)(x2+4x+4) x3+4x2+4xx2+4  x4+4x316x16 x3+3x2+4x+4  x4+4x316x16
asked by Nadine 
Lit.
What do we learn about Captain Brown from the narrorator in "Our Society at Cranford"
asked by Cori 
math [ i need help with these.]
2. 2x(x+3)=0 2x^2+3x=0 [i don't know what to do.] 3. y^2+8y=0 4. x^2+3x=28 5.2x^2+9x5=0 2x^2+9x=5 [please help me by starting off the problems, or explaining for each.]
asked by margiee (: ! 
Chemistry
A ball is dropped from 27.0 ft above the ground. Using energy considerations only, what is the velocity of the ball just as it hits the ground? If the ball is thrown back up to a ledge 15 m above the ground, what would be the velocity just as it reaches
asked by Jessica 
english
does anyone have any ideas on why giving incentives for charitable acts is ethical (rather than unethical)
asked by kayla 
spanish
Can someone help me edit this, please? Todo que me acuerdo de esta semana es que estaba enferma. Estoy enferma, en realidad. Cuando estoy enferma, me comporto como soy la primera persona que tiene la gripe. Me comporto como este tiempo es la primer tiempo
asked by Angel 
Chemestry
An aqueous solution containin 1 g of sorbitol in 100g water has a freezing point of 0.102 C. Elemental analysis indicates that sorbitol is 39.56% C, 7.75% H, and 52.7% O. What are the molar mass and the molecular formula of sorbitol? The Kf of water is
asked by Maria 
math
im not getting the proper answer from this question: 5.0=k=c1/c2= 1.00gx/15ml all over x/50 ml = (1.00x)50/15x the answer comes out ot .40g
asked by tom 
9th grade Lit. B
What are the type of clauses? Give examples of clauses.
asked by Justin 
college algebra
On the graph, plot all relevant points for y=x^24x+y^22y+8. Then give the equation for a graph that shifts down 1 unit and to the right 2 units. If it is a function, give its domain and range. Thank you!!
asked by jenny 
science
what is the main source of energy for all living things on earth
asked by Anonymous 
college
What role did educated Africans play in bringing about independence
asked by Veronica 
music
How is math used in music?
asked by Julie 
AED / ASAP PLEASE 2
Review the experienced teacher’s lesson plan in Figure 3.3 on p. 78 of the text. Write a 200 to 300word response by adding more detail to the experienced teacher’s lesson plan: o Provide ideas for motivating students. o Create question prompts. o
asked by dawn 
algebra
you have four plates that have a radias of 60 cm. if you break the plates how much area will there be?
asked by Brad 
world geography
I need help in this exam 6648y does anyone have it
asked by Joe 
English
Please help. Am I correct in saying that the following phrase is future simple tense? 'if it rains tomorrow'
asked by Tony 
english essay
please help me write a composition on"of all resourse ,human resourse is the best"
asked by noshin 
arithmetic
What is 67 5/8 x 6?
asked by Natalie 
Algebra
Could someone explian to me why the line x=4 is a vertical line
asked by pj 
Music
Pour different amounts of water into three identical glass bottles. Which has the highest tone, which has the lowest tone. Why?
asked by isaiah 
TOKILL AMOCKINGBIRD
Robert Ewell is Bob Ewell??they r the same person???. oh no....
asked by celly 
math math math .
The coefficient of the first term in the polynomial 2x^2y+3xy1 is _?_
asked by margiee (: ! 
society (again)
Are movies like HSM and socializing websites unnecessary today or do they hold actual importance other than to provide entertainment?
asked by mysterychicken 
PSY HELP!!! Please
Match the psychological theories with the appropriate statement(s): Psychodynamic Theory Trait Theory Learning Theory Sociocultural Humanistic Theory Popular theorist Eysenck initiated the fivefactor model. The healthy personality is found in balancing
asked by Davis 
7th grade math
i was trying to work out the problem (1.00x)50/15x. (x=.40g this is the answer) when i work it out i get 5050x/15x but i dnt understand how this equals .40?? help plse
asked by sara 
math
What is a mathematical concept?
asked by sally 
10th grade
Are there any soundsa body of water in Africa?
asked by sally 
Calc
How would you find the derivative of (3/(x^34)) by using the chain rule?
asked by Joe 
Math
What is the largest number which is both less than 2*3*5*7 and also a divisor of 2*3*5*7
asked by Pooja 
science
i have to write a letter to an environmental agency about a topic i chose to write about how regulations need to be put on the amount of Co2 cars are putting into the atmosphere. so i have that idea....but now i need to say what actions i would want the
asked by Rita 
Science
When was first microscope invented?
asked by Tom 
7th grade algebra word problem
i need the formula for the following... jennifer now earns $250 more than three times the salary she earned as a cashier. If she now earns $10,300 how much did she earn as a cashier? thank you
asked by Michael 
health
what are some ideas for preventing prejudice where it already exists?
asked by brook 
home work question?
objective here is to write for your audience and if you do not get your paper out how will you know if it will relate to them (the audience?)
asked by meshelle 
physical sciencs
how do you do the metric system?
asked by maggie 
language and Diversity
Where could I find a two instances of conflicts between the legal and ethical issues confronting the education of English Language Learners./Then< how do schools meet the needs of the ELL students without breaking state law?
asked by sally 
math
Find the total of the three numbers 212 21 422
asked by Anonymous 
math ;
1. x^2 = 16 2. 2x(x+3) = 0 3. y^2 + 8y = 0 4. x^2 + 3x = 28 5. 2x^2 + 9x  5 = 0
asked by margiee (: ! 
History
Do you think that the United States will ever revert to a system where the states are more important than the national government?
asked by Teri 
math ;
1. 4x^216=0 4x^2=16 [what do i do now?]
asked by margiee (: ! 
natural science
What are the structural zones within the Earth? How are they detected scientifically?
asked by nathalie