Friday
October 28, 2016

# Posts by ella

Total # Posts: 303

Math
The Mathematical model C(x)=100x+20,000 represents the cost in dollars a company has in manufacturing x item during a month.
February 1, 2011

chemistry
I need to find out which structure is more correct: Reaction of the compound C3H8O with CrO3 (oxidizing agent) yields acetone. Which of the three structures is more correct? (My three structures are as follows: 1-propanol, 2-propanol, and methylethyl ether.)
January 18, 2011

algebra
provide me with a radical expression to simplify
January 17, 2011

algebra
Mike would like to plant some trees so he needs to use a portion of his existing yard. The perimeter of this rectangular portion needs to be 14 yards and the diagonal is 5 yards. Can you help Mike determine the length and width of this new portion? Mike requested that you show...
January 16, 2011

English
As she flipped through the newspapers, she saw headlines such as "Food shortages hit Mitika," "Hurricane departs coastline," and "Elkwood ravaged by flooding." Is my apostrophe and comma usage correct? Newspaper headlines are supposed to be ...
October 17, 2010

algebra
the value is 49, not sure what there asking for in the second part, unless it's just asking you to show your steps.
October 14, 2010

algebra
0.0025934041088830740483370627371053
October 14, 2010

Chemistry
1st one is right, the second one cant be right because there is no H on the left side.
October 14, 2010

Math
x+1 - x+2 = ? --- --- 2x-8 12-3x
October 3, 2010

I agree with Hailey
September 29, 2010

H. Physics
7.6km at a 26 degree angle ussing signifigant figures
September 29, 2010

in 5.5? two
September 27, 2010

Math word problem
I DO NOT KNOW THE ANSWER.
September 24, 2010

Math
2d+8=24
September 12, 2010

math
Find the standard deviation for the given data. Round your answer to one more decimal place than original data. 2,5,47,11,13,48,39,36
September 3, 2010

math
Consider the following students method of solving the proportion 8/5 = 20/x and determine whether the methods were correct: Richie: First I divided 20 by 8 and got 2 1/2. Then I multiplied 2 1/2 by 5 and got 12 1/2 for my answer. Martha: I think of it this way. Every time a ...
August 11, 2010

Math
July 22, 2010

college
while a patient is having surgery,his doctor notices a small mole.The doctor doesn't think the mole is anthing to worry about,but he decides to remove it to perform a biopsy.What is the doctor guilty of?
July 9, 2010

Speech
Hi. I have to write a speech for student council vice president...this is what i have. tell me what you think! Hi! I’m Ella and I would like to be your student council vice president. You should vote for me because I am responsible, creative, good with people, and I would...
May 5, 2010

math
Verify that the circles x2+y2 = 25 and (x−5)2+(y−10)2 = 50 intersect at A = (4, 3). Find the size of the acute angle formed at A by the intersecting circles. You will first have to decide what is meant by the phrase the angle formed by the intersecting circles.
April 25, 2010

Geometry help
A parallelogram has a 7-inch side and a 9-inch side, and the longer diagonal is 14 inches long. Find the length of the other diagonal. Do you need your calculator to do it? then, (Continuation) Evaluate 72 + 92 + 72 + 92 − 142 − d2, where d is the length of the ...
April 21, 2010

Geometry need help pls
A. A parallelogram has a 7-inch side and a 9-inch side, and the longer diagonal is 14 inches long. Find the length of the other diagonal. Do you need your calculator to do it? B. (Continuation) Evaluate 72 + 92 + 72 + 92 − 142 − d2, where d is the length of the ...
April 21, 2010

medical terminology
I read over my material and i am not sure if they are asking or really what they are asking. maybe what are any five terms that have to do with the muscuoskeletal system?
April 2, 2010

medical terminology
devise memory aids for any five terms relating to the musculoskeletal system
April 2, 2010

Help Plz
i need help finding the similarities & differences between passover and easter. thnx ella
January 7, 2010

math
Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) \$3,000 balance, 21% rate, \$150 payment, average ...
January 7, 2010

Literature
And I bet I've caught half of you cheating on this question.
December 18, 2009

If the third grader can multiply fractions they can multiply it by a 1/3
December 10, 2009

English
When do I capatilize the word aunt? I think it's: This is my Aunt Marrianne. Is that right or is the a lowercase? Please explain. Thank You
December 3, 2009

71/2,51/2
November 19, 2009

Science
I am in 6th grade and doing very well so i am not stupid or anything but i don't know if my science fair project is for my grade level. It's What Makes Ice Melt The Fastest. What Do You Think? Thnak You
November 16, 2009

Math
you are stupid
October 9, 2009

Calculus
Solve the IVP {y'=-(sinx)y + xexp(cosx) y(0) = 1 Please show me step by step. Do I need to find out if this is exact? Do I use an integrating factor?
October 7, 2009

S.S.
thnx but i don't think that i am allowed to right about a mmovie that's coming out. anything else? if not that's fine too. thnx soooooooooo much!
October 1, 2009

S.S.
I need help finding a curent event. It has to be a national advancement in medicine that happened anywhere from this past Sunday to today. plz help thnx -ella
October 1, 2009

english
September 23, 2009

Question: Name 10 Community Things You Can Do To Help The Earth. I Cant Think of Any!! Help
September 18, 2009

chemistry
Potassium perchlorate has a lattice energy of -599 kj/mol and a heat of hydration of -548 kj/mol. Find the heat of solution for potassium perchlorate when 10.6 g of potassium perchlorate is dissolved with enough water to make 102.7 ml of solution. (J-absorbed) find the ...
September 18, 2009

Chemistry
The U.S. Food and Drug Administration (FDA) recommends that adults ingest less than 2.4 g of sodium per day. How many liters of softened water, containing a sodium concentration of 6.0×10−2 percent sodium by mass, have to be consumed to exceed the FDA ...
September 17, 2009

Social Studies
What is the mountain range that stretches across west virginia? thnx
September 13, 2009

math
i can't figure out how to do this problem: 3(y-4)=-2y-12
September 6, 2009

Science
Are there such things as pink sheep or is there fur dyed pink?
June 30, 2009

Legal Aspects of Health Information
If a doctors computerized medical records are compromised by a hacker, who is liable?
May 27, 2009

Legal Aspects of Health Information
A doctor applies for medical staff privileges at a hospital. What is the hospital administrator required to do?
May 26, 2009

Legal Aspects of Health Information
Judge Jones is hearing a motion to order release of substance abuse records pursuant to a subpoena....Where should the hearing take place/
May 26, 2009

Health Information Management
At what point during the course of treatment of a new patient should notice of use and disclosure of health information, required under HIPAA, be given?
May 21, 2009

Medical Law
What is the difference between contributory negligence and comparative negligence?
May 20, 2009

Legal Aspects of Health Information
Jane Doe does not want her violent boyfriend to know shes getting an abortion. She asks Dr. John to send all communications to her to a post office box and to only call her at work. What should Dr John do, and what is the legal basis?
May 19, 2009

Confidentiality of Health Information
Jane Doe does not want her violent boyfriend to know shes getting an abortion. She asks Dr. John to send all communications to her to a post office box and to phone her only at work. If he doesnt, Dr.John could be endangering her. What should Dr. John do, and what is the legal...
May 19, 2009

math
If you are finding the volume of a cylinder, but the cylinder has a base instead of a diameter or radius... what would you do?
April 29, 2009

child care
hi im doing my assignment in child care level 3 and i need to answer this question ,(describe ways that parents may participate in a pre school's activites to promote their children's learning and development) and (discuss how a pre school can encourage parents to ...
April 23, 2009

Do you think my report will be long enough? Mabye I can try to split it off into five paragraphs. Thank you for the advice. I am going to enter it in a writing contest because it is awsome and I am going to publish a book some day. It will be called 'Fun With Old Paint'...
April 12, 2009

Please look over my report and let me know if their are any mistakes and if it is a good one. THanx Abraham Lincon was born in 1809. He was the 16th president. He was a good and nice president. He led us through a big,bad,and super scary war. He had four kids. He was married ...
April 12, 2009

chemistry
When the water or sweat evaporates it takes heat with it.
April 12, 2009

Religion
Is there a certain age you should be when you give thing up for Lent or should you give something up at any age?
March 22, 2009

American History Honors
How did John D. Rockefeller contribute to American History? -- a paragraph, please
March 9, 2009

American History Honors
Thank you!! It helped a lot!
March 1, 2009

American History Honors
I need to present the most important facts about immigration in the 1920's. i.e. what acts where passed, who was for/against it, did immigration increase or decrease, etc. About 7 facts, no more than 10 -- this is for a "teach the class" assignment.
March 1, 2009

science
I need to find at least 3 traits that are common to humans... could someone please help?!?
January 11, 2009

help plzzz
a line of chorus girls
December 3, 2008

HISTORY!!!
I did but i couldn't find the answers?!?
December 2, 2008

HISTORY!!!
I have this test tomorrow and i have yo do this study guide and i don't no two of the questions... they are... what did the progressives support and what dod they oppose in the progressive era?!? three things for what they supported and one thing for what they opposed
December 2, 2008

HISTORY!!! This is due 2morow!!!
What are the differences between the MOnroe Doctrine and the Roosevelt Corollary?!?
November 23, 2008

SCIENCE!!!
Explain how each of the following cell's structure is related to it's function Red blood cell- Nerve cel- Musle cell-
November 22, 2008

math
you line the decimals up and then you lust add like you would with regular numbers
November 22, 2008

SCIENCE!!!
What are the organizational levels of a bird from smallest to largest?!?
November 20, 2008

No unless it is starting a sentence.It is a proper noun.
November 20, 2008

SCIENCE!!!
OKay... Thankyou!!!
November 18, 2008

SCIENCE!!!
Do leaf tissues and root tissues look alike? If not why?!?
November 18, 2008

SCIENCE!!!
Do plant cells have cell walls?!?
November 16, 2008

science!!!
so it is not a plant cell?
November 16, 2008

science!!!
Is a prokaryotic cell a plant cell?!?
November 16, 2008

HISTORY!!!
How did the Dawes Act affect the Native Americans?
October 16, 2008

HISTORY!!!
How did the government limit the movement of native americans?
October 16, 2008

HISTORY!!!
What is the culture of the PLains Indians?
October 16, 2008

Physics HELP!
A mountaineer estimates the depth of a crevasse by dropping a stone and listening for sound when the stone hits the bottom. The speed of sound in air is 340m/s. If the sound is heard 10s after the stone is dropped, what is the depth of the crevasse? Do you find velocity first...
October 2, 2008

physics- uniform acceleration
The speedometer of a uniformly accelerating car is read as it crosses each of three equally spaced lines. The reading is 30km/h at the first, 40km/h at the second. What is it at the third? I tried to turn this into an equation but didn't know how. Would you use V2^2 = V1^2...
October 2, 2008

physics- kinematics
General question- when do you use NEGATIVE for 9.8m/s^2? Even when the questions says "an object is thrown up in the air from top of the building, on its way down, it misses the building and falls to the ground below." If you do use a negative value, why is that?
October 2, 2008

Physics: Non uniform motion
wait.. i didn't get the right answer. i got 530 m in the 10th second and then 432.9 in the 9th subtracted, they give 97.1 but the answer should be 38 m?
October 2, 2008

macroeconomics
Year - 2000 Nominal GDP: 9,817 Real GDP: ___________ GDP Deflator: 1 Inflation 2.2 Real GDP Per capita: _________ Population 283.7 Year – 2001 Nominal GDP: ________ Real GDP: 9,891 GDP Deflator: _________ Inflation 2.4 Real GDP Per capita: _________ Population 286.6 Year ...
September 23, 2008

science
where do living cells come from?
September 7, 2008

lasec
what is the answer to question 5 (d)
August 16, 2008

algebra1
how do I solve 4(m+3)-2m=3(m-3)
June 30, 2008

French(needs a site)
I'm doing a french presentation, and I would like to add some fun/funny facts about the french but I can't seem to find a good site. Please help!
May 1, 2008

math
well something like a given situation, and you have to write an algebraic expression relating to polynomials then solve it.
April 20, 2008

math
do you know any good sites that have polynomial word problems for people in grade 9?
April 20, 2008

bobpursley
Thank You very much.
March 28, 2008

Physics
An electron de-excites from the fourth quantum level, to the third and then directly to the ground state. Two photons are emitted. How does the sum of their frequencies compare with the frequency of the single photon that would be emitted by de-excitation from the fourth level...
March 28, 2008

Physics
If you see a red-hot star, you can be certain that that its peak intensity is in the ingrared region. Why is this? And if you see a violet-hot star, you can be certaiin its peak intensity is in the ultraviolet range. Why is this?
March 28, 2008

Physics
Since every object has some temperature, every object rediates energy. Why then, can't we see objects in the dark?
March 28, 2008

Physics
How do the avalanches of photons in a laser beam differ from the hordes of photons emitted by an incandescent lamp?
March 28, 2008

science
what happens when a candle is alight?
January 31, 2008

Physics
A 3mf capacitor and a 5mf capacitor are connected in parallel to a 16v battery. a) What is the equivalent capacitance of the connection? b)What is the voltage drop across each capacitor? c)How much charge is stored on each capacitor? and d) What total charge is stored on the ...
May 31, 2007

Physics
The electric field between two charged plates is 2000N/C. What is the voltage difference if the plates are separated by a distance of 1.0 x 10^-4 m? I know that the answer is supposed to be .2 volts but I have no idea what formula to use??? can anyone help?! E*distance= ...
May 31, 2007

Finance
You purchase XYZ company's perpetual preferred stock, which pays a perpetual annual dividend of \$8 per share. If the appropiate discount rate for this investment is 14%, what is the price of one share of stock? Thank You! 8/.14 = 57.14
March 29, 2007

Geography
number 12 is seismic.
January 2, 2007

Math Help!
Write an expression in algebra for each of the following: 1. the number of cents in x dimes 2. the difference if four is subtracted from x 3. the sum of three consecutive integers 4. the product of three consecutive integers plz help i don't get these questions Use N to ...
November 24, 2006

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