Questions Asked on
April 15, 2009

Math
why didn't klutz do any home work on saturday also what did the girl melon say when the boy melon proposed marriage
asked by Sam 
7th grade
how do you know when something has energy?
asked by hanna 
Calculus
A ball is dropped from a height of 10 feet and bounces. Each bounce is ¨ú of the height of the bounce before. Thus, after the ball hits the floor for the first time, the ball rises to a height of 10(¨ú ) = 7.5 feet, and after it hits the second floor
asked by Sandy 
Physics
Three spheres, each with a negative chrge of 4.0x10^6C, are fixed at the vertices of an equilateral triangle whose sides are 0.20 m long. Calculate the magnitude and direction of the net electric force on each spehere.
asked by Susan 
IPC
Explain whether the photons emitted by a bright light bulb are more energetic than those emitted by a dim light bulb of the same color. how does the color of the light bulb determine the amount of energy of the electromagnetic waves?
asked by Jenny 
physics
An electron is accelerated by a 4.7 kV potential difference. How strong a magnetic field must be experienced by the electron if its path is a circle of radius 8.0 cm?
asked by Mara 
Physics
A thin brass ring of inner diameter 10cm at 20degrees C is warmed and slipped over an aluminum rod of diameter 10.01cm at 20degrees C. Assuming the average coefficient of linear expansions are constant, to what temperature must this combination be cooled
asked by Sandhya 
chemistry
Calculate [H3O] in the following solutions. a)4.0×10−2M HCl and 8.0×10−2M HOCl b)0.105M NaNO2 and 5.00×10−2M HNO2 c)5.15x102M HCl and 7.62x102M NaC2H3O2
asked by tomi 
Chemistry
Question: A 0.400 g sample of propionic acid was dissolved in water to give 50.00 mL of solution. This solution was titrated with 0.150 M NaOH. what was the pH of the solution when the equivalence point was reached? I'm not really sure how i would go about
asked by Eliz 
Trigonometry
How would you find the solutions to this problem? (cosx)(cscx)=2cosx
asked by Brian 
Latin
What does the sentence victoria numerum servorum non augebit translate to? I gotthe victory did not add to the many servant. This makes no sense, since many and servant do not agree. What is the correct translation? And thank you
asked by Nicki 
english
Ship is to trip as shout is to _________
asked by Cyndy 
physics
When an electron moves from A to B along an electric field line in Fig. 2429, the electric field does 3.66 x 1019 J of work on it. What are the electric potential differences (a)VB  VA, (b)VC  VA, and (c)VC  VB? in the picture there r four field lines
asked by sweety 
Chemistry
The crystal structure of lithium sulfide (Li2S) is pictured here. The length of the unit cell is 5.88 x 10^2. For this structure, determine: a)the coordination number of Li and S b) the number of formula nunits in the unit cell c) the density of Li2S
asked by Erica 
Chemistry
if NaCl is added to this equation: [Co(OH2)6]2+ + 4 Cl + heat >(supposed to be double arrow) [CoCl4]2 + 6 H2O would the equilibrium shift right or left? also same question for the addition of AgNO3.
asked by L 
Chemistry
What is the total number of orbitals associated with the principal quantum number n = 5?
asked by Justyna 
College Chem
Calculate the total number of electrons that can be present in the principal level for which n = 4.
asked by Justyna 
Calculus
The supply and demand functions for a certain commodity are given by: supply: p=20+1.5x, and demand: p=40x. Then producers' surplus and consumers' surplus is?
asked by Andrey 
Math
You deposit $200 into an account earning 5%, compounded monthly. How much will be in the account after 2 years?
asked by Angie 
geography
Latitude lines measure distance in degrees north and south of this? is it equator?
asked by luke 
math
Debbie goes to a diner famous for its express lunch menu. The menu has five appetizers, three soups, seven entrees, six vegetables and four desserts. How many different meals consisting of either an appetizer or a soup,one entree, one vegetable, and one
asked by Anonymous 
statistics
Flaws in a carpet tend to occur with a Poisson distribution at a rate of one flaw every 300 square feet. What is the probability that a carpet that is 9 feet by 14 feet contains no flaws? Probability = how would you set it up in excel?
asked by angie 
Language
Ship is to trip as shout is to ____
asked by Cyndy 
Chemistry
queston: the pH of a white vinegar solution is 2.45. this vinager is an aquous solution of acetic acid with a density of 1.09g/mL. What is the mass percentage of acetic acid in the soulution. What exactly do i have to do? do i set up an Ice table. What do
asked by Anonymous 
poetry
Can you tell me where does suspense occur and why ? In The "cremation of sam McGee", and "the highwayman" please help
asked by john 
chem
The bond enthalpy of N2(g) is 418.0 kJ/mol. Calculate ÄH°f for N(g). I figured that if it gave the enthalpy for N2, then the enthalpy for N would be half of the given amount. But that wouldn't be bonded to anything?? Is there a standard calculation?
asked by han 
English
Indirectly affected person 1 or group 1 when mountain climbing unprepared please help and thank you person 1 or group 1 means first person or group to be indirectly affected Indirectly affected person 2 or group 2 when mountain climbing unprepare please
asked by Growler 
Trigcheck answer
Solve the equation of the interval (0, 2pi) cosx=sinx I squared both sides to get :cos²x=sin²x Then using tri indentites I came up with cos²x=1cos²x Ended up with 2cos²x=1 Would the answer be cos²x=1/2???
asked by Brian 
Math
Suppose your parents deposited $1500 in an account paying 3.5% interest compunded annually(once a year) when you ere born. Find the account balance after 18 years. So how do you plug all this information into this formula: B=p(1+r)^x?
asked by Angie 
Chemistry
A 0.108 M sample of a weak acid is 4.16% ionized in solution. what is the hydroxide concentration of this solution? I know that i set up an ice table. The equation would be weak acid + H20 goes to OH + the acid. What do i do with the 4.16 %? How does that
asked by Anonymous 
music
Another question on music. I am unable to find where and why music music started.
asked by Eleane 
Physics
Answer in m/s. The speed of a moving bullet can be determined by allowing the bullet to pass through two rotating paper disks mounted a distance 88 cm apart on the same axle. From the angular displacement 18.4 degrees of the two bullet holes in the disks
asked by Amanda 
Math
Suppose your parents deposited $1500 in an account paying 3.5% interest compunded annually(once a year) when you ere born. Find the account balance after 18 years. So how do you plug all this information into this formula: B=p(1+r)^x?
asked by Angie 
Chemistry
Why is the reaction rate of a given metal with a stronger acid is faster than with weaker acid? Which one required more volume to produce neutral solution, a strong acid or strong base,or are they just the same? Can you explain it to me please coz I can't
asked by Anonymous 
music
I'm doing an informative paper on music. I need to figure out when music started(year/century) and i need to know what type of music and what instruments were used durring that time. I'm look on the internet but i keep getting mutiple answers and i'm so
asked by Eleane 
Physical Science
If the density of ice is 0.92 g/cm^3, what percent of an ice cube’s (or iceberg’s) mass is above water.
asked by Albert 
Math
Hi, Name the property illustrated: 1. If 3p=11, then 11=3p Please Help!! Thank You!!
asked by ~{Happy Face}~ 
Physics
Answer in m/s. The speed of a moving bullet can be determined by allowing the bullet to pass through two rotating paper disks mounted a distance 88 cm apart on the same axle. From the angular displacement 18.4 degrees of the two bullet holes in the disks
asked by Amanda 
English
Does this sound argumentative enough and is worded correctly. ( I know that this isn't true but in my case for this paper this is what we have to do) Fighting war for freedom is more efficient than having global peace and freedom. OR fighting war for
asked by Kara 
physical science
An object in the shape of a cube has a mass of 375 grams and a side that measure 5.0 cm. Will this object float in water? Prove your answer by comparing the density of the cube to that of water.
asked by Kim 
Physical Science
plz i need help If the density of ice is 0.92 g/cm^3, what percent of an ice cube’s (or iceberg’s) mass is above water.
asked by Albert Kim 
Science
If the density of ice is 0.92 g/cm^3, what percent of an ice cube’s (or iceberg’s) mass is above water.
asked by Kim 
geology
what is the oldest to the youngest of these 4 rocks? granite, limestone, mudstone and conglomerate.
asked by SUZIE 
Math
Brenda wants to attatch a string of beads along the circular bottom edge of a lamp shade shown below. The diameter of the bottomof the lamp shade is 18 centimeters. About how many centimeters long should Brenda make the string of beads? a.25 cm b.79 cm
asked by Hailey 
Maths
The question says: Two pairs of touching sides are the same length. The diagonals meet at right angles. Opposite sides are not parallel. The diagonals bisect each other, but are different lengths. The diagonals do not meet at right angles. Angles are not
asked by Bethany 
Physics
Two pieces of paper are on a DVD movie disk. Paper A is farther from the center of the disk than Paper "B". The DVD disk starts to play and then starts to spin. Which statement is true? a. Paper "A" experiences a greater tangential acceleration than Paper
asked by Sandy 
Calculus
Use the dot product to show that the line c = by + ax is perpendicular to vector v = They seem like they would be parallel. doesn't c also = ?
asked by Jessi 
English
1. Do you have a scissors? 2. Do you have a pair of scissors? 3. Do you have scissors? (Which ones are correct? Is #1 correct?)
asked by John 
Chemistry/math
Cesium137 has a halflife of 30 years. Suppose a lab stored a 30mCi sample n 1973. How much will be left in 2063?
asked by Angie 
English
What is an introductary word? thank you
asked by Joe 
Physics
Two pieces of paper are on a DVD movie disk. Paper A is farther from the center of the disk than Paper "B". The DVD disk starts to play and then starts to spin. Which statement is true? a. Paper "A" experiences a greater tangential acceleration than Paper
asked by Sandy 
5th grade math
What is the least common multiple of 32 and 75?
asked by Lyndzey 
his
how Reagan’s policies reflected conservative politics and contributed to stimulation of the economy.
asked by Sandi 
math
MaineCellular offers a phone plan that costs $12 per month plus 10 cents per minute. Portland Wireless offers a plan that costs $20 per month plus 5 cents per minute. How many minutes could you use in a month so that it would cost less to use the
asked by melissa 
Quick Spanish
1. ¿_______vas? Voy a la oficina del director. a.)Dónde b.)Qué c.)Cómo d.)Adónde I don't know..(couldn't it be both "a" and "d") 2. 2. La cafetería no vende más_______porque son las once de la mañana. a.)almuerzo b.)rico c.)desayuno d.)hambre I
asked by Larry 
Healthcare
I need some help with answering these questions: What are some types of agency problems do health care organizations in particular have to face? How are agency relationships (such as that between patient and physician) related to cost? What are some
asked by Nikia walker 
artist
I am suposed to incorporate the answer to this question into a short repot on raphael. What makes a Raphael a Raphael? I can't find the answer anywhere on the interent. It is a title of a book so all I get is places to get the book not the answer to the
asked by Riley 
Physics
Three spheres, each with a negative chrge of 4.0x10^6C, are fixed at the vertices of an equilateral triangle whose sides are 0.20 m long. Calculate the magnitude and direction of the net electric force on each spehere. I already posted this question and
asked by Susan 
math
Can someone explain the Triangle Similarity, Or the AA Similarity, Theorem? We're doing proofs, and I don't think I understood the wording.
asked by Libby 
Math
Whats 9% of 45?
asked by Nicole 
Physics
Two pieces of string are identical except one piece is twice the length of the other. Each is tied to a rigid support at one end, stretched taut, and subjected to the same sudden jerk at the unattached end. What do you predict will happen? Justify answer.
asked by Alley 
6th Grade Math
I don't really understand the rules for adding and subtracting integers. Can someone explain them to me?
asked by Isabelle 
math
Runnign at a consant speed, Andrea covers 15 miles in 2 and half hours. At this speed, how many minutes will it take her to run 2 miles?
asked by Anonymous 
Physical Science
How does the apparent weight loss of the an object compare with the weight of the water displaced by the object?
asked by Albert 
business
I have homework and i don't understand what to do help please. Plan for a job search by considering how you would manage the resume,jobapplication letter, interview, and follow up letter. Now may job is to create a table that lays out a daytoday plan to
asked by lisa 
English
After you solve the cross word puzzle, using the answer words, complete the dialogue between a teacher and a student. Look at the first row, Across one starts with 's.' Down four contains one r. What is the suitable word for Down 1? Across 6 ends with l.
asked by John 
biology
why are the processes of transcription necessary for life?
asked by paige 
genotypes
in africanviolet plants,purple flowers are dominate to white flowers. You purchase an African violet plant with white flowers. It's genotype could be represented as:
asked by codi 
accounting
I need help to understand what is being needed.Determine the ethical course of action for the following three scenarios from the perspective of each of the three philosophical approaches: consequentialism, deontology, and virtue ethics. Then, complete the
asked by A.W. 
History of English Economics
I'm trying to figure out what Gregory King's "A Scheme of the Income and Expenses of the Several Families of England" (1688) tells us about the time period. I cannot make sense of the number and was wondering if someone could help me by explaining what
asked by Bill 
Multivariate Calculus
The marginal cost function is MC(q)=30010q, where 'q' is the number of tons of coffee produced. Fixed costs are $1000. The marginal revenue function is MR(q)=50020q. The value of the profit function P(q) when q=25 is closest to? And the Average Cost when
asked by Andrey 
Proof reading
Hello, my research paper is due Friday, and I am done with it. I need someone to proof read it and I was wondering anyone is willing to proof read 67 pages of text. I know that's alot to ask for, but I need a good grade on this. Is there anyone available
asked by Chopsticks 
5th grade social studies
Who were some of the famous explorers of 14501763???
asked by hanna 
chemistry
On a battery, is the positive end the anode?
asked by Takada 
Health
Person 2 or group 2 immediately affected when mountain climbing unprepared please help and thank you
asked by Growler 
Physics  please check over
Could I please get some further assistance on a question I posted earlier? I'm not getting the correct answer and I'm not sure what I'm doing wrong.
asked by Susan 
4th grade Science
What's the difference between a landfill and a dump?
asked by Chelsea 
accounting
What information is found on a flexible budget report?
asked by scooby9132002 
True/False science question
Is this question true? Autotrophs are photosynthetic organisms.
asked by Terrie 
math
if you have the triangle ABC with the points A(47,100) B(1273,203) and C(971,732) how would you find the center point and the radius of the incircle of triangle ABC?
asked by kim 
Philosophy
What is the Doctrine of the mean by Aristotle?
asked by Alex 
science
A beaker filled with 2182.5 g of water at a temp of 10.0 degrees Celsius is placed over a lamp burning ethanol. What mass of ethanol needs to be burned in order to bring the water to boiling?
asked by Mary 
History
Why do soldiers have to operate as a unit, not as individuals?
asked by Kara 
5th grade social studies
What was the french and indian war about?
asked by hanna 
Health
Immediately affected person or group when mountain climbing unprepared please help and thank you
asked by Growler 
Chem
I have a question about maximum energy and maximum entropy. How would you know whether the tendency towards maximum energy favours to reactants or the products. Secondly, how would you know whether the tendency towards maximum entropy favours the reactants
asked by Lena 
math riddles
i am greater than 30 and less thean 40. the sum of my digits is less than 5. who am I?
asked by desirea 
Health
Indirectly affected person 1 or group 1 when mountain climbing unprepared please help and thank you person 1 or group 1 means first person or group to be indirectly affected
asked by Growler 
8th grade
how can i improve my maths and english
asked by syed 
Physics
A gun that is springloaded shoots an object horizontally. The initial height of the gun is h=5 cm and the object lands 20 cm away. What is the gun's muzzle velocity? Do i use something like v=sqr(k)/m*x. I am getting something like 3.2m/s, is this
asked by Malcom 
biology
why are the processes of transcription necessary for life?
asked by paige 
PreCal
Find an equation of the tangent line to the parabola at the given point, and find the xintercept of the line. 17) x^2=2y , (3,9/2) 18) y=2x^2 , (1,2)
asked by Mike 
History Ms. Sue
When soldiers are in battle they have to operate as a unit, not as individuals. How does that take away their freedom? I posted this question early but I still don't understand how this embarks on having no freedom. Thank You
asked by Kara 
Labor Econ
Can anyone get me started on this? A country has 2 regions, the North and South, which are identical in all respects except for the hourly wage and number of workers. The demand for labor in the region is Wn=$20  .5En and Ws=$20  .5Es where En and Es are
asked by anonymous 
TO: SraJMcGin
I replied to the true/false question. I meant atp is the answer false.
asked by Terrie 
Calculus
Let P(x,y)=5x^3y+8xy^3. Then Px(1,1) is? And Pxy(1,1) is?
asked by Andrey 
English
What is an appositive? What is a direct address? Thank you so much.
asked by Joe 
accounting
Company sells 100,000 wrenches for $12.00 a unit. Fixed cost are $300,000.00 and net income is $200,000. What should be reported as variable expenses on the income statement?
asked by ciera 
Argument Validity
Relax. The kid's been delivering the paper for, how long? Three, four years maybe? And not once has she missed us. The paper will be here, just wait and see. She's just been delayed for some reason
asked by Cynthia 
science!!
Hi!! Is a plant a resource, or not? Please Help!! Thank You!!
asked by ~{Happy Face}~ 
History
What is another negative reason for war being fought for freedom. So far I have War entraps people into the military. Meaning that it provides little freedom.( I expanded on that) And you don't bring freedom to people by engaging in war on their cities. (I
asked by Kara 
Health
Person 2 or Group 2 indirectly affected when mountain climbing unprepared please help and thank you last and final question
asked by Growler 
art
How do artists employ the various qualities of line in their works? Were I can find information on this
asked by marcellous 
10th grade Living Environment
Why would someone choose to propagate a particular plant for commercial purposes by using vegetative structures instead of seads?
asked by Anonymous 
language
i did a tercet poem. can you please tell me if its a good poem please or if there are any mistakes? thanks. The Funny Dog I saw a dog He was walking in the fog So he couldn’t see and got stuck in a log. He can jump up high So he likes to pretend he can
asked by john 
Physics
A serving of cereal has 800 cal (1 cal = .239 J). How far can you walk with this energy? Is the elapsed time important? Why is t his calculation irrelevant to physics?
asked by Kyle 
Calculus
FInd the xcoordinates where horizontal tangents for F(x)=2x^2+4x12 occur. The rightmost one occurs?
asked by Andrey 
Geography
Regional Geography of North America 1. In the Appalachian Region, coal deposits are associated with rocks that are: a.)eroded b.)igneous c.)sedimentary d.)metamorphic I choose "c" 1. The ocean current that originates in the Caribbean is the: a.)El Nino
asked by John 
COLLEGE MATH. Please Help
According to the New York Times/CBS poll of March, 2005, 87% agreed that it should be the government's responsibility to provide a decent standard of living for the elderly, and 54% agreed that it would be a good idea to invest part of their Social
asked by Sabrina 
True/False science question
Is this true? Atp does not play a role in energy transfer in living things.
asked by Terrie 
world history
who is the Italian explorer that traveled to the Caribbean on three occasions but was never convinced that he had discovered a new world.
asked by nick 
Science
A material has 32 atoms in all; 24 decayed and the rest undecayed. If the halflife of the radioactive material is 1000 years, what is the age of the material? a. 1000 years b. 2000 years c. 3000 years d. 4000 years
asked by Angie 
Science
You have been commissioned to design a stand]alone solar PV system (solar panels + battery array) for a 1000ft2 occupied between May through October, off]line cottage located near Corpus Cristi, Texas. The PV array should supply the daily average
asked by Sarah 
Proofread
Can you please proofread this for me for grammar mistakes thank you. British American novelist Amelia Barr once stated “old age is the verdict of life”. Aging is a natural process of life that effects all of us. Sociologists see aging as a process of
asked by Lily 
FRENCH to SraJMcGin
Bonjour, Mme! Pourriezvous me dire comment on dit "cookies" en français, s'il vous plaît? J'ai essayé un "translator site" en quelque langues differentes; une fois il me dit "gâteaux" une autre fois "biscuits" . Mais "gâteaux" sont des "cakes",
asked by E.G. 
Health
who is indirect affect when mountain climbing unprepared please help and thank you
asked by Growler 
language
i fixed it as you said, what do you think about my tercet now? The Wild Dog I saw a dog Who walked in the fog He couldn’t see and got stuck in a log. He jumps up high And pretends he can fly Like a super hero in the sky. He’s really really fat He sits
asked by john 
Science
Why do we have an electricity crisis? What will happen if we don't save electricity?
asked by Rochelle 
art
information john vanderlyn
asked by marcellous 
3rd grade math
examples of quadrilateral find at home
asked by sai 
Art
How did his artwork reflects or defines his time period? In 1842, through friendly influences, vanderlyn he was commissioned by Congress to paint The Landing of Columbus. When he went to Paris, he hired a French artist, it was said that he did most of the
asked by marcellous 
elementary algebra
4x^245x+50=0
asked by jenny 
9th grade
Explain what is meant by the "dual nature" of light
asked by Jenny 
English
Can you please proofread: Aging is something that everyone will experience. Having the opportunity to explore four different types of living facilities, really was an eye opening experience, about how genuine life really is. Being able to gain educational
asked by Lily 
History
War can entrap people into the military taking away their freedom. What are some reasons for this. Ms. Sue helped me out with the queston yesterday and she was very helpful but I'm having some troubles trying to expand on it more in my paper. This was here
asked by Kara 
social studies
a speech critizing the american policy in central america in the 1980s?
asked by Jessica 
social studies
who were some of the famous explorers of the years 14501763?
asked by hanna