Questions Asked on
November 18, 2007

Calculus
I don't know if I did these problems correctly. Can you check them? Use Integration by parts to solve problems. integral x^3(lnx)dx u=lnx dv=x^3dx du=1/x v=x^4/4 Answer:(x^3)(lnx)(x^4/16) integral xcosxdx x cosx 1 sinx 0 cosx Answer: xcosx+cosx integral
asked by Anonymous 
Chemistry
Stelco has been recently legislated to reduce total SO2 emissions from iron smelting operations. Select the most effective chemical reagent to desulfurize Stelco’s gas emissions as a strategy to minimize the environmental impact of acid rain in eastern
asked by Raj 
Calculus
Can you check my answer? Solve the separable differential equation: dy/dx=(sqrt(x))/2y y=(2/3)x^(3/4) Let f be the function given by f(x)=x^35x^2+3x+k is a constant. a) On what intervals is f is increasing? (oo,1/3), (3,oo) b) On what intervals is the
asked by Anonymous 
Physics
Q) Rows of windpowered generators are used in various windy locations to generate electric power. Does the power generated affect the windmills be windier if they weren't there? Dicuss in terms of energy conservation.
asked by Sam 
Calculus
An equation of the line tangent to the graph of y=(2x+3)/(3x2) at the point (1,5) is...do I take the derivative of y=(2x+3)/(3x2) to find the slope and then plug that into y5=m(x1)?
asked by Anonymous 
calculus
The radius of a circle is increasing at a nonzero rate, and at a certain instant, the rate of increase in the area of the circle is numerically equal to the increase in its circumstance. At this instant, the radius of the cirle is... Here is what I did:
asked by Anonymous 
Calculus
At what point(s) does the curve defined by x^26x=66y^2 have horizontal tangents? I took the derivative and solved for y'. I got y'=1/6x/y+1/2y. hmm...what am I suppose to do?
asked by Anonymous 
calculus
The slope of a curve is at the point (x,y) is 4x3. Find the curve if it is required to pass through the point (1,1). Work... 4(1)3=1 y1=1(x1) y=x
asked by Anonymous 
calculus
Solve the inital value problem for y as a function of x given: dy/dx=2x6 with an inital condition of y=4 when x=1. antiderivative>x^26x+c 4=1^26(1)+c c=9 yx^26x+9
asked by Anonymous 
calculus
You are letting the air out of a hot air balloon at a steady rate. The volume of the balloon is decreasing at the rate of 10pi m^3/min when the diameter is 45 meters. At what rate is the radius of the balloon changing? I need help! How do I solve this
asked by Anonymous 
engineering science
i need names of companies that produce fiber optic cables one company is called Optic Cable Corporation i need help in finding more companies
asked by julie 
maths
i am told to do a project in maths it should involve a maths consept.pls help as to what should i do?
asked by chandini 
Physics
Q) Rows of windpowered generators are used in various windy locations to generate electric power. Does the power generated affect the speed of the wind?Would Locations behind the windmills be windier if they weren't there? Dicuss in terms of energy
asked by Sam 
Physics
Two blocks are released from the same height above the floor. Block A slides through a less inclined track to the floor, whereas block b slides on more inclined track to the floor. Assume no friction.Which block gets to the bottom(floor) of the incline
asked by John 
english
i need to write a test paper on the scarlet letter using the quote: The shrewd pick their way warily. The passionate are likely to stumble or go wrong, and "good intentions" have no bearing on the inevitable penalty, which often far exceeds the crime. This
asked by li ying 
MANAGERIAL FINANCE plz help!!
Hi, i need some help on my managerial finance course. You are 25 and just about to graduate from college. You are considering whether to go to Business School right after college or take the job that you have been offered. Being finance major, you reckon
asked by Natacha 
chemistry
Rank the following compounds in order of increasing acid strength (1 = weakest, 4 = strongest) HClO HClO3 HClO2 HClO4
asked by mark 
finanical accounting
Z Corp. Balance Sheet 12/31 2000 2001 Cash $ 100 $120 Accounts receivable 250 260 Inventory 400 500 Equipment (net) 550 620 Total assets 1300 1500 Accounts payable 300 350 Mortgage payable 500 500 Capital stock (100 Shares) 200 200 Retained earnings 300
asked by Jack 
science
what kind of consumer always follows a producer in a food chain?
asked by jenna 
SportsUrgent
Does anyone know where I can find information on the genealogy of basketball? So, it came from blah, which was in turn derived from this or that. Please, any help would be great. Thanks.
asked by Nessa 
Social Studies
What collection of spells were buried with the mummies?
asked by Cher 
algebra
can someone tell me if i did the problem correct (solve by completing the square) 4x^2+2x3=0 x^2+(1/2)=3/4 x^2+(1/2)+(1/4)^2=3/4+(1/4)^2 (x+1/4)^2=13/16 x+1/4=+sqrt 13/16 x+1/4=+sqrt 13/4 x=1/4+sqrt 13/4 x=1+sqrt 13/4
asked by kate 
buying a home
If you make an extra $50.00 principal payment per month, what are the opportunity cost considerations? I am looking into a prepayment vereses investment loan
asked by jean 
Dr. Bob
Okay so I got the 39% from 5 runs on the spectrometer from volumetric flasks from 100500 mL filled just sodium acetate,hydroxylamine hydrochloride
asked by Suzy 
Mathmatics
The point (x,1) is 13 units from the point (3,11), What are the possible values of x ?
asked by Butterfly 
history
Does anyone know an example a British policiry that had the intent to destroy Irish industries during the Irish potato famine (that is considered to be genocide)?
asked by maggie r 
financial management
in buyinbg a hone using prepayment verses investment what are the opportunity cost considerations if i was to pay $50.00 extra a month? the way i see this i am oweing more at the end of my loan term.
asked by jean 
chemistry
are the following true for the element gallium? if they are false make them true. oxide more basic than Al203 oxide less basic than Mg(OH)2 hydroxide soluble in acid hydroxide soluble in base sulfide precipitates with H2S sulfide not soluble in (NH4)2S
asked by Amanda 
dr. bob
can you help me with the ones you helped me with last nite? lower on page one i put my results i got down for you to see if i am even close
asked by mel 
French
How do you say "to take sth for granted" in French?
asked by Yolanda 
Readings
Has anyone ever read Native Speaker by Change Rae Lee.
asked by Mike 
The Inspection Process
In some states, real estate agents are legally required to A. back up the claims their clents make about home conditions. B. appraise the values of the properties they sell. C. hire home inspectors to perform pre0sale inspections. D. pay the fees the
asked by Edwin 
The Inspection Process
In some states, real estate agents are legally required to A. back up the claims their clents make about home conditions. B. appraise the values of the properties they sell. C. hire home inspectors to perform pre0sale inspections. D. pay the fees the
asked by Edwin 
Chemistry
What mass of sucrose, C12H22O11, is needed to make 500mL of a 0.20M solution? Help please... Thanks.
asked by Lucy 
American History
Who was William Wilberforce and why was he important in the antislavery movement?
asked by Jamie 
Collage Algebra
A picture frame has a total perimeter of 2 meters. The height of the frame is 0.62 times its width. (a) Write the height in terms of the width and write an equation for the perimeter in terms of the width. I know that the height would be h=0.62w but I
asked by Angela 
Law and ethics in Med
please check my answers thanks :) Question: Give an example of how a coversation between the person answering at a doctor'd office and the patient who called could create a contract. demonstrating the use of contract and agency law. My answer is ... An
asked by Anonymous 
Dr. Bob
So should it also be introduced into to the methods part to since I had to do that as part of my methods. And you want me to put the equations into my discussion part of the lab report of each run the equations are y=mx+b or should I put that in the result
asked by Suzy 
Precalculus
I'm working on a project and I need some help with figuring out the equations to write. Here is all the information about the project: You and your friends decide to produce your own CD. After searching on the Internet, you find a lowcost CD duplication
asked by Courtney 
reading/writing
what are some advantages and disadvanteges of having a lot of money?? i need atleast 6 advantages and disadvantages please help...
asked by victoria 
Physics
A fisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. It takes 2.90 s for the boat to travel from its highest point to its lowest, a total distance of 0.640 m. The fisherman sees that the wave
asked by Schrei 
physics ASAP
Can someone give me an example of how to use this formula: Obtain three halflife (T0.5) times from the graph. Average them.(T0.5)av. Or is there a web site i can go to that shows all steps to using pennies for radioactive decay experiment? .
asked by Will 
For DrBob
Methods and Materials: The starting materials for this lab were: a crucible, breakfast cereal (Kix), bun cent burner, 100 mL beaker, hot plate, 100 mL volumetric flask and stopper, a funnel and filter paper. First off by taking the breakfast cereal crushed
asked by Suzy 
chemistry plz help!!!
are the following true for the element gallium? if they are false make them true. oxide more basic than Al203 oxide less basic than Mg(OH)2 hydroxide soluble in acid hydroxide soluble in base sulfide precipitates with H2S sulfide not soluble in (NH4)2S
asked by Amanda 
AP US HIstory
How were the Plymouth colony and the Massachusetts Bay colony alike? And how did they differ?
asked by Jennifer 
spelling
My teacher wanted me to tell the class what Honolulu meant and Hawaii meant. I really had no idea want they ment, so when I got home I went on the computer to try to figure out the qestion. As I went on the computer I searched really hard but I could not
asked by emma 
Chemistry
1. How is the rate affected by doubling the concentratino? 2. Explain the effect of concentration on the rate of a reaction in terms of the "Collision Theory" of chemical reactions. 3. Considering that 1/Time is proportional to the rate of the reaction how
asked by Dick Rogers 
Social Studies
What are some facts about Nebmaat Snefru? I looked everywhere, but I always get the same information I already found.
asked by Michelle 
AP US History
How did the Protestant Reformation make the new world attractive for colonization?
asked by Jennifer 
Physics
can someone tell me why when the length of a wire increase, the current decreases?? and why is it that, as the length of the wire increase, so too does the resistance..so y isn't the current the same increasing as the forumla V=IR shows that there is a
asked by AllyKat 
English (Need help rephrasing)
Can you please help me rephrase this? I have completed over 150 volunteer hours at {name} Hospital. Delivering and filing medical transcriptions is one of my favorite jobs. Through this work, I was able to explore every part of the hospital while having
asked by Jacob 
Biology
AcetylCoA is used both in cellular respiration and fat synthesis. Explain how the cell can regulate its metabolism if the same molecule is used in both energy production and biosynthesis?
asked by ug 
Cultural Diversity & Ethics
Post your response to this question: Consider racial imbalances in education, the economy, family life, housing, criminal justice, health care, and politics. Of these societal challenges facing modern African Americans, which do you think are most
asked by Samantha 
history
How do you think slavery influenced the evolution of both Black and White America today?
asked by Dean 
Chemistry
All of the following are true EXCEPT; A. the n=4 energy level has no f orbitals B. the 2p orbitals can have a maximum if 6 electrons C. the s orbital has a spherical shape D. there are 5 orbitals in a set E. the n=3 energy level has a set of d orbitals.
asked by Lauren 
Chemistry
The principal quantum number of the valence electrons in a atom of lead is A. 2 B. 3 C. 4 D. 5 E. 6
asked by Lauren 
Chemistry
The maximum number of electrons that can be accomodated in a p subshell is A.2 B.4 C.6 D. 8 E. 10
asked by Lauren 
Chemistry
How many valence electrons does phosphourous have
asked by Lauren 
Financial analysis
XYZ Corp. Balance Sheet 12/31 2001 Cash $120 Acct. Receivable 260 Inventory 500 Equipment (net) 620 Total assets $1500 Acct. Payable 350 Mortgage payable 500 Capital Stock (100 shares) 200 Retained earinings 450 total equities 1500 Z corp income statement
asked by Jack 
COM215 Axia College
Need help with COM215 Week 4 Day 7 Ques ASSIGNMENT Assignment WEEK 4 Informative, Positive, Negative, and Persuasive Messages Due Day 7 (Individual Forum) Scenario 1: Write an informative message that tells one of your colleagues at work or one of your
asked by Jackie 
MATH
A population of insects increases at a rate of 250 + 16t +0.3t^2 insects per day. Find the insect population after 3 days, assuming that there are 40 insects at t=0.
asked by Anonymous 
Math
A geosynchronous equatorial orbiting satellite orbits 22,300 miles above the equator of Earth. It completes one full revolution each 24 hours. Assume Earth's radius is 3960 miles. a. How far will the GEO satellite travel in one day? b. What is the
asked by Mike 
algebra
Solve by factoring x^2 plus 8x ,minus 20 equal 0
asked by kate 
Physics
ow does the mass of a nucleon compare with the mass of an electron?
asked by Adam 
AP PHYSICS
A .35 kg ladle sliding on a horizontal frictionless surface is attached to one end of a horizontal spring (with the spring constant (k) =455 N/m) whose other end is fixed. The mass has a kinetic energy of 10 J as it passes through its equilibrium position
asked by Kristen 
PreCalc
Consider the tip of each hand of a clock. Find the linear velocity in millimeters per second for each hand. a. second hand which is 30 millimeters. b. minute hand which is 27 millimeters long. c. hour hand which is 18 millimeters long. Please tell me how
asked by Joe 
Physics
An object is swinging from a point that is horizontal compared to the lowest point the object will reach (where the rope is vertical). If the length of the rope is 2 meters and the mass of the object is 30 kg, what is the tension in the rope at the bottom
asked by Trevor 
english
would " my heart is full of excitement, that it can't wait to watch the new movie that came out" be a dangling modifier?
asked by nesta 
English ( Dorian Gray Book)
Some questions I need answered to prepare for a test I am going to take. 1) How does Dorian react to Basil's murder? Why is this significant? 2) What does the author reveal about dorian's acquaintance with Alan Campbell? How has it affected Alan? 3)
asked by Lincoln 
Legal and Ethical
The Major Ethical Systems Can someone please give me an example of each one of the following??? Ethical formalism: Utilitarianism: Religion: Natural law: Ethics of virtue: Egoism:
asked by chel 
Inorganic Chemistry
Hello, I am trying to write a chemical equation for a reaction I did and I cannot for the life of me figure out how to do it. I added cobalt chlorid hexahydrate, NH4Cl, NH4OH, H2O2 and HCl. The major product was [Co(NH3)5Cl]Cl2 but I don't know what the
asked by Tracy 
Probability
three fair dice are tossed. Let X,Y,Z denote the respetive numbers showing on their top faces. Assume X,Y,Z are independent. a) find P(X
asked by Danny 
I really dont get this. physics
A .35 kg ladle sliding on a horizontal frictionless surface is attached to one end of a horizontal spring (with the spring constant (k) =455 N/m) whose other end is fixed. The mass has a kinetic energy of 10 J as it passes through its equilibrium position
asked by Kristen 
Economics
When it comes to economic decision making, I have to discuss the importance of transaction costs. Any ideas of the main points I should discuss?
asked by Dan 
Math
A particle moves in a straight line with velocity t^(2)(1/16) ft/s. Find the total displacement and total distance traveled over the time interval [2,5 ok i got the displacement is .1125 ft however i can not find the distance! help!
asked by Anonymous 
calculus
Use the even odd properties to find the exact value of the expression. It may be helpful to draw the unit circle graph sin(pi)
asked by kelly 
Economics
I have to discuss the growth of modern technology's impact on transaction costs. What points do you think I should discuss?
asked by Dan 
Physics
You have a 30g quarter on an old LP turntable at a radius of 30 cm from the turntable's center. If the coefficient of Friction between the coin and the turntable is 0.6, at what speed will the coin slide off the turntable? Hint: this is a circular motion
asked by Trevor 
please revise and edit my essay
A Bird Is Judged On Its Looks On a warm sunny day, everything stood quiet in the Finch’s yard. A mockingbird stood on top of an old tree with rotten branches. As it got ready to sing, (BOOM) a loud thunder sound rose high in the sky. A shiny silver
asked by shylo 
physics..resistance and all
can someone tell me why when the length of a wire increase, the current decreases?? and why is it that, as the length of the wire increase, so too does the resistance..so y isn't the current the same increasing as the forumla V=IR shows that there is a
asked by AllyKat 
Physics
A 2 kg pendulum bob is hanging from a 30 cm long piece of string. If the pendulum bob is allowed to move in circular motion in a horizontal plane, determine the tension in the string if the angle the string makes with the vertical is 37 degrees. Need Step
asked by Trevor 
Finance
. Pretty Lady Cosmetic Products has an average production process time of forty days. Finished goods are kept on hand for an average of fifteen days before they are sold. Accounts receivable are outstanding an average of 35 days, and the firm receives
asked by Bea 
Biology
how does acid rain relate to photosynthesis and the carbon cycle?
asked by ug 
Human Administration
List top ten considerations for developing an integrated information management system for human services organizations.
asked by Jean 
plant biology
How are different flowering times related to plant survival?
asked by Paul 
English
In the book, Red Badge of Courage, what similarities (the obvious ones and the allegorical ones) that the characters, the "tall soldier" and the "tattered soldier" have in common?
asked by Anonymous 
Algebra/Trigonometry
Simplify the expression: 1/y  1/y3
asked by Khadijah 
English
What are the main differences between hardcopies and online submissions?
asked by Danny 
calculus
3logy^3 + log y^2 I had this on a test I put logy^18 was the answer 3 logy^6 ?
asked by kelly 
U.S. History
Who were the populists? What did they believe in? I left my text book at my school over the weekend and I need to answer this by Monday.
asked by Jared 
Chemistry
1. How is the rate affected by doubling the concentratino?
asked by Dick Rogers 
engineerig science
I have to make a power point on fiber optic cable i need links on how to make fiber optics cable actually the real question is what engineers might do in companines that produce fiber optics cable. To answer the question, I would have to explain the steps
asked by julie 
English
Similarities between the tattered man and the tall soldier in the book, Red Badge of Courage. Think obviously and allegorically. They both are wounded. can you suggest allegorical ones..
asked by Anonymous 
Reading
I'm doing a project on "The Monkey's Paw." We are supposed to create a warning sign to warn readers about the monkey's paw. I need to be creative with my sign but i don't have a creative spark yet. Help!
asked by AZ 
finance
If a firm pays its bills with a 30day delay, what fraction of its purchases will be paid for in the current quarter? In the following quarter? What if its payment delay is 60 days?
asked by Jack 
ENGLISH
One of her favorite sayings is, “You should always try to be the best that you can be.” Is the above sentence written and punctuated correctly? ^ Thanks! :]
asked by Julie 
College Algebra
Solve 2x(squared)3x2=0 using the quadratic formula. Can someone explain this to me please?
asked by Alicia 
CALCULUS  need help!
this was on the math test that i got wrong... The position equation for the movement of a particle is given by s=(t^21)^3 when s is measured in feet and t is measured in seconds. Find the acceleration at two seconds... i found the first derivative but i
asked by Anonymous 
history
The book refers to a study guide on line  with a practice test  I missed one and do not understadn why  in reading the chapter again  i think the study guide is wrong. It think it is d  the study guice says c  in the book it says that washington
asked by sam 
Physics
A fisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. It takes 2.90 s for the boat to travel from its highest point to its lowest, a total distance of 0.640 m. The fisherman sees that the wave
asked by Marie 
Sra JMcGuinn
hi I wanted to thnak you for all of your spanish help. It made a big difference  for the class fashion show dialogue. I have not had spanish homework for a few days. I just asked a history question  I like being prepared for my exams.
asked by sam 
Dr. Bob
Okay so the five volumetric flasks came from solutions that the professor told us to get the wavelength for the highest point of absorbance for asked how I got the highest point of absorbance earlier
asked by Suzy 
Law and Ehtics in med
please check my answer thanks :) Privileged communication is pertinent in a legal or court context. True or False I said True
asked by Anonymous 
philosophy
Can someone please take a look at my question and provide some feedback? Thanks The question: What fallacies, if any, are present in the following passage? Give reasons for your answer, that is, if you say that a fallacy has been committed, then show where
asked by Tim 
College Algebra
Can someone check my answer please! I'm not sure this is right x(squared)+7x+10=0 (x+r)(x+s) =x(squared)+sx+rx+rs =x(squared)+(r+s)x+rs x(squared)+(r+s)x+rs=x(squared)+7x+10 r+s=7 rs=10 (2)(5)=10 and 3+4=7 x(squared)+7x+10=(x+5)(x+2)
asked by Alicia 
english
What is the basic plot of Titus by Shakespere? It doesn't have to be detailed. I think it's about the guy who like kills someone and bakes them in the pie? i don't know if i have it right
asked by elle 
Law and Ethics in med
please help thanks :) Question : You're in the room when Dr Jones and the patient discuss a proposed treatment. What would you listen for in the conversation to determine if the patient gave informed consent. My answer. Listen for to see if you hear the
asked by Anonymous 
ENGLISH (Red Badge of courage)
Similarities between the tattered man and the tall soldier in the book, Red Badge of Courage. Think obviously and allegorically.
asked by Anonymous 
Chemistry
Does a refrigerator give off hot or warm air into the room? Or do anything that would affect the temperature of the room it's in?
asked by Katie 
the scarlet letter/english
Which character in A Scarlet Letter displays the most integrity? Why do you feel this way? Back up your answer with evidence from the story. this one is tough cuz all of them could be
asked by john 
history
Hi, I have read everything both of you sent me  I can only choose one answer  and the online says it caused Washingotn not to run again.
asked by sam 
Dr. Bob
DISCUSSION: This experiment was conducted to determine the iron content in a breakfast cereal. The results indicate 39% iron in a sample of Kix cereal. This value is slightly lower than the 43% listed on the cereal box. The difference may be attributed to
asked by Suzy 
HUM 130
Discuss how modern civilization has impacted the spiritual lives of the indigenous peoples you explored. Are the indigenous religions still being practiced today? If so, how have the practices changed over time?
asked by dawn 
french
Is "nous" and "on" the same meaning? Is there a specific situation on when to use which?
asked by carlos 
Cultural Diversity
I need to know what the linguistic, political, social, economic, religious, and family convention is of Mexican Americans?
asked by Charity 
please help revise and edit my essay
A Bird Is Judged On Its Looks On a warm sunny day, everything stood quiet in the Finch's yard. A mockingbird stood on top of an old tree with rotten branches. As it got ready to sing, a shiny silver bullet flew struck the mockingbird. "We got the sonnava
asked by shylo 
HUM 130
How do you think the importance of these relationships developed? What spiritual purpose do you think they serve for indigenous peoples?
asked by dawn 
science
The ozone's hole is supposably getting bigger, but is it really? or are we just hearing the worst becuase the size changes with seasons and we just see from when it is at its biggest form?
asked by Anonymous 
Social Studies
Becoming economically powerful is not that important if you do not have political power? Marcus Garvey's idea of moving to Africa was unrealistic or just plain wrong?
asked by Ashley 
science
what is cellular respiration
asked by bobby 
Law and ethics in med
please help me thanks :) If an employer hires some who is deaf but is able to lip read the employer needs to do what in terms of the employee's job duties (They must comply with the Americans with Disabilities Act.) My answer They need to provide
asked by Anonymous 
U.S. History
Does the Department of the Treasury decide the budgets for all the other departments?
asked by Anonymous