Monday
October 20, 2014

Posts by Kim


Total # Posts: 2,123

trig
How fast is a bicycle traveling in feet per second if a wheel has a 21-in. diameter and the angular speed of the wheel is 33 radians per second? The speed of the bicycle is the same as the linear speed of a wheel.
September 11, 2007

trigonometry
What is the angular speel of a 19-in. diameter bicycle wheel if the bicycle if traveling at 29 ft/s?
September 11, 2007

goemetry
the coordinates of the endpoints A and B of segment AB are 6 and 21, respestively. find the coordinate of point C between A and B such that AC= 2/3(CB)
September 2, 2007

english
The directors and their wives met the stockholders for a night on the town. rewrite this sentence.
August 30, 2007

Math
Math game called 24
August 29, 2007

Art... Complementary colors
That's what I was wondering...
August 18, 2007

ecoc
TC=50+16 Q -2 Q2+0.2 Q3 a.plot this curve for quantites 1 to 10 b.calculate the average total cost,average variable cost, and marginal cost for these quantities, and plot them on another graph c. discuss your results in term of decreasing,constant, and increasing marginal costs.
August 9, 2007

Is Tallahassee the midpoint of Pensacola and St. A
Yes! we can set up the equation 3x+40+4x+5=395 and solve to get 7x+45=395 7x=350 so x=50 When we plug it in to check, we get 3(50)+40+4(50)+5=395 so the answer must be correct!
August 7, 2007

accounting
debit 105,000 debit 6,000
July 14, 2007

Env Science
Distinguish between high-quality energy and low-quality energy, and give an example of each. Relate these terms to energy efficiency High-quality energy is energy that can be converted to work, with a high conversion efficiency. Two examples are electrical energy and ...
July 9, 2007

Env Science
Distinguish between high-quality energy and low-quality energy, and give an example of each. Relate these terms to energy efficiency Since this is not my area of expertise, I searched Google under the key words "'high quality' 'low quality' energy" to...
July 9, 2007

business
I am so lost with this assignment.I hope that someone can help me. For my business class we are to: Plan for an interview for a job you would like to have. Consider how you might manage the résumé, job application letter, follow-up letter, and interview. • ...
June 25, 2007

business vommunication
What are seven things you must do in both oral and written messages? You need to have a good idea of what the message is that you are trying to send, have a knowledge of your audience, and communicate in ways that are clear and understandable for that audience. The other ...
June 20, 2007

Ethics
Consider the choices of Native Americans who decide to stay on their tribe's native land (reservation) and those who choose to relocate to a city. If you were presented with this decision, which would you choose and why? What I would do is not revelant: My culture and ...
June 11, 2007

quotation marks
Notice, theprofessor told the class, Cassius' choice of imagery when he asks, upon what meat doth this our Caesar feed that he is grown so great? http://ca.answers.yahoo.com/question/index.php?qid=20070524215848AAk2aqq This is the correct punctuation for quotes and quotes ...
June 11, 2007

Electrochem
I have a table of standard potentials in water that gives a number of reactions and their e*reduction. Say I'm looking for the reaction Al(s) --> Al+3 + 3e-, but the book gives me the reaction Al+3 + 3e- --> Al(s) and a E*red value of -1.68. If this were to react ...
June 6, 2007

Chem--- last lab question!!
My lab partner performed one section of a lab on her own while I worked on something else. This section involved first adding a drop of 6 M NaOH to Zn(NO3)2. A precipitate forms. This is repeated in three separate test tubes. In each test tube, a different substance is added. ...
May 29, 2007

Chemistry
I have a few question about an equilibrium lab we performed. Approximately .1 g of CoCl2 * 6H2O was mixed with 2 mL of 12 M HCl. The solution turned blue. Then, water was added and stirred into the solution in 2 mL incriments until no further color change occured- the final ...
May 29, 2007

Chemistry
We performed a lab in class about a month ago concerning different types of equilibrium. One particular portion of the lab adding 5 mL of .3M HCl to 5 mL of .3 M Pb(NO3)2. After a precipitate finally formed, 8 mL of water was added to dissolve PbCl2. One of my lab questions ...
May 28, 2007

Chemistry
What type of bond exists between molecules in a homogeneous mixture such as air, sugar water etc is known as a(n)
May 16, 2007

Chemistry
Elements that tend to lose electrons to acieve the electron dot structure of noble gases below them in atomic number on the periodic table are known as metals?
May 16, 2007

Geography.
Explain how each of thse affect climate. -latitude -ocean currents -winds and air masses -elevation(altitude) -relief(mountain barriers) -nearness to water Please help. I need straight forward answers. I read some info online about these...but I do not understand. So can you ...
May 9, 2007

science
Couple of questions. Why does the earth keep moving? The engine of a rocket applies a continual force to push the rocket along. When the engine stops what will happen? I think the rocket will stop acceleration You need to be aware of the concept of inertia. Inertia is the ...
May 8, 2007

physics
2 cars of equal mass m collide at an intersection. Driver E traveled eastward and driver N northward. After the collision, 2 cars remain joined together and slide, before coming to a rest. Police measured the skid mark length d to be 9metres. Coefficient of friction is 0.9. ...
May 3, 2007

math
how do you find the area of a hexagon? Here is the formula: Area of regular hexagon: (sqrt3/ 2)(Wsqrd) Where sqrt=square root W=the smallest width of the hexagon sqrd=squared
May 3, 2007

physics
2 cars of equal mass m collide at an intersection. Driver E traveled eastward and driver N northward. After the collision, 2 cars remain joined together and slide, before coming to a rest. Police measured the skid mark length d to be 9metres. Coefficient of friction is 0.9. ...
May 3, 2007

Chem
a chemist is asked to identify 2 solutions whose labels have peeled off. One is known to contain 1.0 mol of NaCl, the other is 1 mol of Na2CO3. Both solutes are dissolved in 1 kg of water. If the chemist measures the freezing point of each solution, can it identify which is ...
April 30, 2007

French. Please edit this for me.
This is the english version: She targets men. She gives them the kiss of death. Her favourite targets are lying, cheating boyfriends and husbands The french translation I got online is: Elle cible des hommes. Elle leur donne le baiser de mort. Ses cibles préfér&...
April 25, 2007

factoring numbers
If 6 an 10 are actores of a number, name the four other factors of the number 5,3,2,12 who do you get that?
April 22, 2007

math
I need help rounding 423,607,492 to the following place values. ten thousands million Please tell us what you think, and we'll be glad to comment on your answers. Starting at the ten thousands digit, it is now 07,492, so rounding it to the nearest, is one ten thousand 10,...
April 22, 2007

chem
how many ions do each produce when in a 1.0M solution CH3COOH Ca(NO3)2 NaNO3 NaCl H2SO4 To figure out this you have to be able to dissociate each one and multiply the amount of ions you get by the molarity. I believe NaCl would look like: Na+ + Cl- and because the molarity is ...
April 22, 2007

coomon factors
I don't understand common factors. can someone show me how to find the greatest common factor of 385 and 1365? 385 = 5 x 7 x 11 1365 = 3 x 5 x 7 x 13 which factors are found in both? 5 x 7 so 35 is the HCF, (it's like taking the intersection of the elements of two sets...
April 18, 2007

prime numbers
Which of these is a prime number? 407, 409, 411, or 413 409 how did you get that? Suppose you are given some number N. If x<sqrt[N] then N/x will be larger than sqrt[N]. This means that any factor of N must be smaller than or equal to the square root of N. This follows ...
April 18, 2007

Writing
Can anyone help me come up with an engaging title for my research paper regarding mood swings during pregnancy? Baby Blues? Ups and Downs of Pregnancy Many Months -- Many Moods
April 9, 2007

chemistry structures
what is the stucture for heptanoic acid i need a to draw it CH3CH2CH2CH2CH2CH2COOH http://en.wikipedia.org/wiki/Enanthic_acid Molarity Calculate the molarity of 9.25 mol HCL in 2.25L of solution. mols/L = Molarity
April 4, 2007

chemistry
what does amines plus acids yeild? salts. RNH2 + HCl ==> RNH2*HCl ==>RNH3Cl
April 4, 2007

algebra 1
in the equation 5x+y=-1,m= I will be happy to critique your work on this. Please note that we don't do students' homework for them. Once YOU have come up with attempts to answer YOUR questions, please re-post and let us know what you think. Then someone here will be ...
April 4, 2007

algebra 1
factor 2x3y2+12xydivided by 2xy Divide 2xy into each term, term by term. xy+6
April 4, 2007

algebra 1
factor 6ab-8b: Common factor: 2b 2b (3a-4)
April 4, 2007

algebra 1
the difference between 2x2+4xy-3 and x2-2xy-4 is I will be happy to critique your work on this.
April 4, 2007

algebra 1
change the equation x-y=4 to the form y=mx+b I will be happy to critique your work on this. y=x+4
April 4, 2007

algebra 1
in the equation y=3x-4, a point on the line is I will be happy to critique your work on this. When x is zero, what is y? (1,-1)
April 4, 2007

algebra 1
in equation 5x+y=-1,m= I will be happy to critique your work on this. -1
April 4, 2007

BIOLOGY
IF A NUCLEUS HAS EIGHT CHROMOSOMES DURING INTERPHASE, HOW MANY CHROMOSEOMES DOES IT HAVE DURING METAPHASE? HOW MANY DOES IT HAVE AFTER MITOSIS IS COMPLETE?
March 22, 2007

Algebra
I am having trouble with -4less than or equal to -3x-13 less than or equal to 26 -4 < -3x-13 < 26 Add 13 to all three parts of the inequality. 9 < 3x < 39 Divide all three parts by 3. 3 < x < 13 The < signs should all be "less than or equal, but I can...
March 14, 2007

Help!!
A train company has signed a contract to deliver a new fuel driven train 3 years from now. The price they will receive at the end of 3 years is $20 million. If the firm's cost of capital is 6%, what is the present value of this payment? A train company has signed a ...
March 11, 2007

organic chemistry
one mole of triphenylmeethanol lowers the freezing point of 1000g of 100% sulfuric acid twice as much as one mole of methanol. How do you account for this observation? the only thing I can think of that would explain that would be intermolecular forces. Perhaps that has ...
March 6, 2007

math
how long it would take to pay off a credit card balance of $1000 if you pay the minimum of $35 a month at a flat yearly interest rate of 18%. Is interest charged monthly? Compounded? Under monthly compounding, the answer is three years and two months. http://calculators....
March 5, 2007

Chemistry
An important process for the production of acrylonitrile C3H3N is given by the following reaction 2C3H6 + 2NH3 + 3O2 --> 2C3H3N + 6H2O A 150 -L reactor is charged tot he following partial pressures at 25 C P(C3H6) = .5 MPa P(NH2) = .8 MPa P(O2) = 1.5 MPa What mass of ...
February 25, 2007

math
What is the equation for the line of symmetry for the graph of this function? function y = x2 - 4x - 5, if you have a graphing calulator you can put it in there, or just graph it on a piece of paper using a T chart. find it by one of those.
February 25, 2007

criminal justice
Police are what to the criminal justice process? Good question, I'm curious too. Good luck getting an answer! I imagine that you could call them the "mentors". The see that the rules are followed. Police enforce the laws of the criminal justice system.
February 22, 2007

microeconomics
Just when you really, really want an ice cream cone, the price is rising. But it isn't summertime gouging by manfacturers. The cost of milk fat, the principal ingredient in ice cream, jumped 71% druing the past 6 months to 2.22 at the end of June. As a result, retail ...
February 21, 2007

microeconomics
An october 24, 1996 article in the washington post dicussses the completion of a new private toll road between leesburg and washington dulles international airport. It states that daily revenue from tolls increased from $14000 to 22000 when the price to of the toll decreased ...
February 21, 2007

microeconomics
Just when you really, really want an ice cream cone, the price is rising. But it isn't summertime gouging by manfacturers. The cost of milk fat, the principal ingredient in ice cream, jumped 71% druing the past 6 months to 2.22 at the end of June. As a result, retail ...
February 21, 2007

organic chemistry
1)Why benzoic acid is soluble in NaOH? 2)Why HCl is insoluble in titration of benzoic acid and NaOH? Benzoic is soluble in a solution of NaOH because the base forms the sodium salt with the acid to form sodium benzoate. The sodium salt is soluble. The second part of your ...
February 21, 2007

Inclusive Language—Quoting from Biased Material
The mayors and their wives were invited on a tour of the state buildings. --Thats the question but I don't get it because nothings stated. their spouses would be better. Some of the mayors might be wives. If that sentence is a quotation, then you must use the words exactly...
February 9, 2007

would someone please check this math
How would you answer this: 5/a=?/a2to the second power.
February 8, 2007

ethics
She is a very capable black woman. How would I make this nonracist and nonagist? She is a very capable person.
February 7, 2007

chem
The activation energy of a certain reaction is 30.3 kJ/mol. At 20 C, the rate constant is 0.0130 s^{-1}. At what temperature would this reaction go twice as fast? Can't you use Arrhenius' equation for this. Look it up. You have Ea. you have T1. You have k1 and k2. That...
February 6, 2007

chem
C2H4Br2 + 3 I- -> C2H4 + 2Br- + I3- [C2H4Br2]M [I1]M Initial Rate (M/s) 1 0.127 0.102 6.45 x 10-5 2 0.343 0.102 1.74 x 10-4 3 0.203 0.125 1.26 x 10-4 Determine the order of the reaction in C2H4Br2:
February 4, 2007

English
Is a thesaurus the same as a dictionary? Nope: http://www.onelook.com/?w=thesaurus&ls=a http://www.onelook.com/?w=dictionary&ls=a The Thesaurus specializes in synonyms, and antonyms.
February 1, 2007

gurublue
can u help me find sites that have info on blood diamonds? (Broken Link Removed) (Broken Link Removed) thank you very much
January 25, 2007

History-Blood Diamonds
i cant find anything on this subject...i have to write a history report and it would help if i have a timeline on blood diamonds. well i've been searching on the web for 'the history of blood diamonds' but all i seem to find is the movie, which is what i am not ...
January 25, 2007

Declaration of Independence
What are the key points of the declaration of independence? http://www.ushistory.org/declaration/document/ List a main idea for each paragraph; then let us know what YOU think. Someone here will give you feedback. =) One of the unwritten things, to me, not in the words, is a ...
January 23, 2007

science
who can help me to make and code a calculator program using c language what is an isotope and how do you find the answer
January 23, 2007

Gov't
Today many states require that all voters?
January 22, 2007

biology
what is the link between the transpiration rate and water tension plants? The higher the transpiration rate and drier the soil, the higher the water tension and larger the amplitude.
January 19, 2007

spelling
what about: fifteen: five :: Nine: ? lost:found::autumn: ? rope:string :: string ? all include scr, spr, str or thr????
January 16, 2007

biology - temp on enzymes
I have a practice question and I need some help on it because I am rather confused! 'Investigation into the effect of temperature on enzyme activity' -Casein is an insoluble milk protein found in powdered milks -Casein forms a whits suspension which clears if the ...
January 13, 2007

Science
Why do you think the Celsius temperature scale is sometimes call the centigrade scale? It is divided into 100 units from water freezing to water boiling.
January 9, 2007

Pattern
Can someone help me find the pattern and the next 3 numbers in the pattern? 10,1,6,6,11 I would think the next numbers would be 2, 7, 7, 12 But why? The difference between 10 and 1 is 9. The difference between 1 and 6 is 5. So , if you restart the pattern with 11, subtract 9, ...
January 9, 2007

Government
can i sue the United States and a lawyer or a company on the same suit
January 4, 2007

Solar system
According to the theory of gravitation, the earth must be continually “falling” toward the sun. If this is true, why does the average distance between earth and sun not grow smaller? Without gravity, the Earth would go in a straight line. It falls toward the Sun ...
January 1, 2007

Business
Identify and describe at least 4-6 problems that occur when managers complete performance reviews. Since the focus of our class is on decision making focus on decision issues in your findings. The temperament and skill of the reviewer plays a huge roll. The decision maker ...
December 31, 2006

Cash Budgeting Question
Cash Budgeting – Helen Bowers, owner of Helen’s Fashion Designs, is planning to request a line of credit from her bank. She has estimated the following sales forecasts for the firm for parts of 2006 and 2007: May 2006 $180,000 June
December 10, 2006

Finance
Problem # 1 WACC and optimal capital structure – Elliott Athletics is trying to determine its optimal capital structure, which now consists of only debt and common equity. The firm does not currently use preferred stock in its capital structure, and it does not plan to do...
December 10, 2006

WORD UNSCAMBLE
lups
December 9, 2006

MATHS
i need a lil help with this If x=2 is a root of the equation 6x^3 - px^2 - 14x + 24=0, find p,hence, solve the equation i got p to be 11 how do i solve the equation? You did it. http://www.jiskha.com/display.cgi?id=1165710846.1165713920
December 9, 2006

DrBOB222 pertaining to the MATH question
i got p to be 11 but i do not know how to solve the equation 6x^3 - 11x^2 - 14x + 24=0 Now, you know one root is x=2, so that is a factor. Divide x-2 into the polynomial. That will give you a binomial, which will give the other two factors.
December 9, 2006

MATHS
i need a lil help with this If x=2 is a root of the equation 6x^3 - px^2 - 14x + 24=0, find p,hence, solve the equation 6*(2)3-p*(2)2-14*2+24=0 6*8-p*4-14*2+24=0 48-4p-28+24=0 Can take it from here? yes..i got p to be 11. I do not know what else to do from here to solve the ...
December 9, 2006

Finance
I have two finance questions that I need help on - willing to pay. Please respond back No need to pay. Just post the questions, and we will do our best to help. Thanks for asking.
December 9, 2006

math
Having a lil problem Prove that the roots of ax^2 + (a + b)x+b are real for all values of k note the "x"s aren't multiplication signs. a x^2 + bx + c has the discriminant of D = b^2 - 4ac. If D is nonnegative then the function has real roots. In this case you ...
December 3, 2006

physics question
I have a question about a problem regarding Newton's third law. a. An iron rod is held up by a magnet. The magnet is held up by a string (from a ceiling, let's say). Draw a free-body diagram for the magnet and a separate free-body diagram for the iron rod. For the rod ...
November 21, 2006

chem
if ferric chloride was added to an unknown which happened to be benzophenone to identify if it has the phenol functional grp...will the sol'n turn purple (it contains the phenol) or yellow(does not contain phenol)? Benzophenone is a ketone and ketones don't give a ...
November 18, 2006

ethnic
identify leaders of the civil rights and black power movements and their contributions to their respectives causes? how did these social pioneers forge the way for this important ratifications? what legislation was relevant during these critical times? This looks like the ...
November 17, 2006

biology
what cells are involved in the diffusion of substances? (Broken Link Removed) All cells are involved in diffusion, across thier surfaces and between the intracellular orgelles and the intracellular fluid.
November 17, 2006

Biology
are alveoli cells? alevoli are considered to be tiny air sacs, formed/created by the terminal dilation of air passages. synonym air sac, or air cell so technically yes.. Alevoli are composed of cells. They are not cells. See: http://www.bioeng.auckland.ac.nz/physiome/...
November 17, 2006

volume:ration
A worm has a diameter of 2.4cm and its length is upto 1.9M. a)How do I calculate the surface area? b)How do I calculate the volume? c)How do I work out the volume ratio of the worm? Please help! Thanx kim xxx Surface area= PI*2*radius * length] Volume= PI * radius^2 * length ...
November 17, 2006

worms
In some parts of the world bigger aquatic worms exist. These worms do not gain all of their oxygen through their skin. Suggest a reason for this. Thanx kim xxx Big suggests a higher activity level, so perhaps the rate of oxygen absorbtion thru the skin cannot support the ...
November 17, 2006

Moles
i was practicing some advanced level questions and i came across this one On heating with soda lime, sodium ethanoate decomposes in accordance with the following eqn CH3COONa + NaOH ----> CH4 + Na2CO3 iF 8.2g of sodium ethanoate produced 560 cm^3 of methane (at stp (...
November 15, 2006

science
What is the relationship between diffusion and osmosis? http://hyperphysics.phy-astr.gsu.edu/hbase/kinetic/diffus.html http://www.mun.ca/biology/Osmosis_Diffusion/tutor2.html http://biology.arizona.edu/sciconn/lessons/mccandless/reading.html http://www.google.com/search?as_q=...
November 12, 2006

Enthnic Groups
DID AFRICAN AMERICAN FACE PREJUDICE, SEGREGATION,RACISM,OR ANY COMBINATION OF THE THREE?IF SO HOW AND WHY? http://en.wikipedia.org/wiki/History_of_slavery_in_the_United_States http://en.wikipedia.org/wiki/American_Civil_Rights_Movement_(1896-1954) http://en.wikipedia.org/wiki/...
November 12, 2006

Enthnic Groups
Choose an ethnic group to which you personally belong. If you identify with more than one group, choose the group with which you most identify or about which you would like to learn more. Write a 700- to 1,050-word, APA-formatted essay, answering the following questions: o ...
November 9, 2006

english
How WOuLD I WRITE A paragraph? A paragraph contains a topic sentence and usually 4 to 10 other sentences. The paragraph must support the topic sentence.
November 9, 2006

Algebra 1 HELP!!!(Word Problems!)
adult tickets for a concert were $5 each and student tickets were $2 each a total of 980 tickets worth $3460 were sold how many adult tickets were sold?
November 6, 2006

CHem Part 2
Part of the SO2 that is introduced into the atmosphere by combustion of sulfur containing compounds ends up beingh converted to sulfuric acid. 2SO2 (g) + O2 (g) ---> 2H2SO4 (aq) How much sulfuric acid can be formed from 5 moles of SO2, 2 moles of O2 and an unlimited ...
November 1, 2006

DrBOB222... the moles
This is what i did thus far I wrote the eqn and i sed 1 mole of LiOH = 24g x mole = 1 g cross multiply the # of moles = 0.042mol The ratio between LiOH and CO2 is 2 : 1 i'm lost there 0.042 mols LiOH is correct. You have the ratio of LiOH to CO2. Just multiply by the ...
November 1, 2006

CHEMISTRY MORE
Posted by Kim on Tuesday, October 31, 2006 at 8:11pm. I am COMPLETELY LOST for this one...dnt even know where to start MOLES 1) Lithium Hydroxide reacts with Carbon Dioxide to form solid Lithium Carbonate and Water. How many grams of carbon dioxide can be absorbed by each 1 ...
November 1, 2006

CHEMISTRY HELP!
I am COMPLETELY LOST for this one...dnt even know where to start MOLES 1) Lithium Hydroxide reacts with Carbon Dioxide to form solid Lithium Carbonate and Water. How many grams of carbon dioxide can be absorbed by each 1 gram of lithium hydroxide. 2) Part of the SO2 (sulfur ...
October 31, 2006

Ethics
What is the difference between grouping and stereotyping? Stereotyping is a type of grouping that assumes that all members of the group have the defining characteristics. Stereotyping is related to prejudice. http://www.members.cox.net/dagershaw/lol/Prejudice.html http://www....
October 30, 2006

Pages: <<Prev | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | Next>>

Search
Members