Tuesday
October 21, 2014

Posts by Kim


Total # Posts: 2,123

physics
An elastic cord is 69 cm long when a weight of 57 N hangs from it but is 87 cm long when a weight of 85 N hangs from it. What is the "spring" constant k of this elastic cord?
May 5, 2011

reimbursement methodologies
you're reviewing reimbursement for medicare surgical craniotomy case. The case falls into DRG 1, which has a relative weight of 3.0970 and a geometric mean length of stay of 6.3. The hospital's current standard reimbusement rate is $1500. calculate the DRG ...
May 3, 2011

math
Solve 12x-25¡Ý3x-5(x+6) using set builder notation
May 2, 2011

math
k=2c-9d/8
May 2, 2011

helllpppp english romeo and juliet
what do they mean? could you please change into a modern language? ROM: If I profane with my unworthiest hand This holy shrine, the gentle fine is this: My lips, two blushing pilgrims, ready stand(100) To smooth that rough touch with a tender kiss. JUL: Good pilgrim, you do ...
May 1, 2011

intermediate algebra
3x^2+9x+4=0 the discriminant is 33, using the discriminant to determine the number of real solutions
May 1, 2011

com156
courses per year the total comes to $8,760. With this information financial aid does not begin to cover my tuition for a year. The only other option I have is to apply for a student loan, scholarship, or a credit card. There’s a downside to using a credit card because it ...
April 30, 2011

Math
a.)If ABCD is a parallelogram, then ABCD is (always true, sometimes true, OR never true) a rectangle. b.)The diagonals of a square (always true, sometimes true, OR never true) bisect each other. c.)If WXYZ is a rectangle, then the diagonals are (always true, sometimes true, OR...
April 29, 2011

math
find the greatest common factor and simplify your answer. 4v to the 7th power y to the 9th power and 16v to the 6th power x to the 8th power y to the 5th power.
April 28, 2011

math
simplify, 4v to the 7th power y to the 9th power and 16v to the 6th power x to the 8th power y to the 5th power.
April 28, 2011

math
4v to the 7th power y to the 9th power and 16v to the 6th power x to the 8th power y to the 5th power
April 28, 2011

ELA (CHECK)2
I think that there are eight of these variations what does the word variations mean? A. several things B. Thinks thAT constantly change C. A place that people visit to relax D. A serious of different paintings on the same theme I think the answer is d is it correct
April 26, 2011

ELA (CHECK)
THANKS
April 26, 2011

ELA (CHECK)
Jose Envisioned a center with music classes. What does envisioned mean? A. watched a show about B. Saw in his mind C. Will see in his mind D. Became part of a vision The answer is C is it correct
April 26, 2011

Algebra
An airplane flies 2368 miles round trip in 7 hours. The speed of the wind is 20 mph. Determine the airplanes speed in still air.
April 26, 2011

AP Chemistry
Thanks so much! Very thorough
April 24, 2011

AP Chemistry
A 2.5 gram sample of a hydrocarbon containing C, H, N, O is combusted in excess oxygen. The nitrogen compounds that are formed are treated to convert all of N to N2. The gases are passed through a CaCl2 drying tube which weighs 1.00 gram initially and 3.16 grams after the ...
April 24, 2011

Chemistry Titration Lab
We did not use the volume of the water added initially to the Erlenmeyer in our calculations. Why?
April 21, 2011

accounting
POST YOUR QUESTIONS AT ww w.ac eyou rcoll egec las sses . c o m
April 21, 2011

Human & Social Biology
EXPLAIN WHAT IS MEANT BY A SENSORY ORGAN
April 19, 2011

math
A garden has a total of 10 flowers. Three are yellow, two are white and five are blue. If you select 2 at random without replacement, find the probability that:a. none of the flowers are yellow. b.at least one of the flowers is yellow.
April 17, 2011

scienceeeeeeeeeeeeeeeeeeeeeeeeeeeee
why the skin cells of an adult must divide? is it because they are in the direct contact with the things from the outside world. they have to replace the new skin cell from the dead cell
April 16, 2011

algebra
is the set (-2,3)(3,4)(-2,5)(6,-7) a function
April 13, 2011

english
what is the subject pronoun for this sentence if_____ went to flatland, you would be very confused.
April 11, 2011

math
answer for 11.67/6.14
April 11, 2011

social - totem pole
can you explain the history of northwest coast native art?
April 11, 2011

College Algebra
POST YOUR QUESTIONS AT ww w.ac eyou rcoll egec las sses . c o m
April 10, 2011

math
What does ml, cm, kg, and xm have in common?
April 8, 2011

science -Do you think DNA from another organism wo
Do you think DNA from another organism would have a different appearance? i m assuming yes.. is it??
April 6, 2011

algebra
I need the steps how to put 8.5 in scientific notation.
April 2, 2011

chem
what degree celcius is read when pressure is 100mmHg?
March 30, 2011

chemistry
whatmass of (NH4)3SO4 is required to prepare 500cm3 of m/4 solution
March 30, 2011

chemistry
plan and design an experiment which would allow you to find the percentage by mass of copper in a sample of impure copper
March 27, 2011

Chemistry
A chemist mixes 100ml of H2O at 30 degrees Celsius and 56.0g of CaOin a calorimeter. The following reaction occurs" CaO(s) +H2O(l)--->Ca(OH)2(s) ΔH= -16.0 kcal/mol The heat capacity Ca(OH)2(s) is 19.2 cal/mol*degreeCelsius and the heat of vaporization of water is ...
March 27, 2011

statistics
An auditor of Health Maintenance Services reports 40 percent of policyholders 55 years and older submit a claim during the year. Fifteen policyholders are selected at random for company records. a)how many of the policyholders would you expect to have filed a claim within the ...
March 26, 2011

statistics
A study of checkout lines at the Safeway revealed that between 4-7pm on weekdays there is an average of 4 customers waiting in line. What is the probability that you visit that Safeway during this time period and... 1-no customers are waiting in line? 2-Four customers are ...
March 26, 2011

Managerial Economics
Are organizations more risk adverse or individuals more risk adverse? Is one more risk tolerant? Use economic theory to explain your position.
March 24, 2011

math
a rectangle is 7 ft by 9ft. a second is similar to the first with a perimeter of 260 ft. what are the dimensions of the second rectangle?
March 23, 2011

Pre Calculus
Find the measure of the central angle, in radians, given the area of the sector as 22.6 cm2 and a radius equal to 3.7 cm. Round your answer to the nearest tenth.
March 23, 2011

PROBABILITY
There are 100 patients in a hospital with a certain disease. Of these, 10 are selected to undergo a drug treatment that increases the percentage cured rate from 50 percent to 75 percent. What is the probability that the patient received a drug treatment if the patient is known...
March 23, 2011

Pre Calculus
Verify the identity: cos x + sin x tan x = sec x.
March 23, 2011

accounting
$36,000 PAYABLE AT THE END OF THE SEVENTH, EIGHT, NINTH, AND TENTH PERIODS AT 12%
March 21, 2011

Us History
whichever side has more facts to show that you know the stuff. The person grading it isn't looking at you opinion, but at the facts you have & how you've analyzed them. :)
March 21, 2011

Chemistry
A mixture of ethyne gas (C2H2) and methane gas (CH4) occupied a certain volume at a total pressure of 16.8 kPa. When the sample burned, the products were CO2 gas and H2O vapor. The CO2 was collected and its pressure found to be 25.2 kPa in the same volume and same temperature ...
March 21, 2011

Science
Need help with constructing a model of radioactive decay with popcorn kernals
March 20, 2011

algebra
Lisa studies 8 hrs. for a particular test and gets a score of 78. at this rate how many hours would she have to study to get a score of 98?
March 19, 2011

english
Do you think that films, in general, influence society or does society influence what is presented in films?
March 18, 2011

sociology
How can the three sociological perspectives (e.g., social functionalism, social conflict, and symbolic interaction) be used to conceptually understand multiculturalism?
March 15, 2011

Early childhood
School-age children generally develop writing skills in which sequence? A.Expressive writing,expository writing,story B.Exposity writing,story writing,expressive writing. C.Expressive writing,story writing,expository. Story writing,expository writing,expressive writing
March 15, 2011

math college
POST YOUR QUESTIONS AT ww w.ac eyou rcoll egec las sses . c o m
March 14, 2011

science
how many half-lives have passed if 87.5% of a substance has decomposed? how many if 99.999% has decomposed?
March 14, 2011

math
POST YOUR QUESTIONS AT ww w.ac eyou rcoll egec las sses . c o m
March 9, 2011

statistic
Given a normal population with ì = 40 and ó = 8, what is the probability of obtaining a sample mean between 39 and 41 for a sample of n = 16 scores?
March 9, 2011

English
POST YOUR QUESTIONS AT ww w.ac eyou rcoll egec las sses . c o m
March 8, 2011

algebra
write an equation for the line parallel to the x axis through the point 7,2
March 8, 2011

statistics
POST YOUR QUESTIONS AT ww w.ac eyou rcoll egec las sses . c o m
March 6, 2011

Advance Finance
The Howland Carpet Company has grown rapidly during the past 5 years. Recently, its commercial bank urged the company to consider increasing its permanent financing. Its bank loan under a line of credit has risen to $250,000, carrying an 8 percent interest rate. Howland has ...
March 6, 2011

helppppp :)
more than 7 points plzzzzz
March 1, 2011

helppppp :)
how can we help african people who is having a hard time with poverty? :)
March 1, 2011

constellations;)
could you tell me the story of aries?? i wantta knoww^^
February 28, 2011

chemistry
pH=11.1, so pOH is 14-11.1=2.9
February 26, 2011

reimbursement methodology
Differentiate between the official coding guidelines for using V codes in an inpatient and outpatient settong
February 23, 2011

home economics
compute the price elasticity of demand for paint and show calculations? If a gallon of paint went from 3.00 to 3.50 a gallon and the usage of paint drops from 35 gallons a month to 20 gallons a month.
February 20, 2011

mathh help plzzz
the perimeter of a rectangle is 3.5 times the legth. the width is 2.5cm less than the legth. what is the width?
February 20, 2011

science check plzzzzzzzzzz
if your computer uses 2.5A at 120V, how much will it cost to use the computer for 4 hours a day, seven days a week for two weeks? assume that the cost of electricity is $0.09 for every kWh*h of energy. i solved it like this way could you check of i got it right plzzz?? (C= E* ...
February 17, 2011

science check plzzzzzzzzzz
if your computer uses 2.5A at 120V, how much will it cost to use the computer for 4 hours a day, seven days a week for two weeks? assume that the cost of electricity is $0.09 for every kWh*h of energy. i solved it like this way could you check of i got it right plzzz?? (C= E* ...
February 17, 2011

science check plzzzzzzzzzz
if your computer uses 2.5A at 120V, how much will it cost to use the computer for 4 hours a day, seven days a week for two weeks? assume that the cost of electricity is $0.09 for every kWh*h of energy. i solved it like this way could you check of i got it right plzzz?? (C= E* ...
February 16, 2011

maths
maximise p=15x+10y
February 16, 2011

math
candie since u r ask to find the y coordinates then the coordinates given must be x so substitute the x values in the equation and solve example.place -9 for x annd solve u will get the frist y coordinate then -3 then 6 ok
February 16, 2011

math
maximise p=15x+10y
February 16, 2011

math
a negative + a negative =a negative answer ex.-+-=- -x-=+ -x+=- so -25+(-16)= -25-16=-41
February 16, 2011

alg
9x +5y=34 8x-2y=-2 solve by elimination
February 15, 2011

alg
9x +5y=34 8x-2y=-2 solve by elimination
February 15, 2011

STATISTICS
Private colleges and universities rely on money contributed by individuals and corporations for their operating expenses. Much of this money is put into a fund called an endowment, and the college spends only the interest earned by the fund. A recent survey of eight private ...
February 15, 2011

math
A student planning her curriculum for the upcoming year must select one of four business courses, one of four mathematics courses, two of ten elective courses, and either one of four history courses or one of four social science courses. How many different curricula are ...
February 14, 2011

international business
what effect might the economics socioeconomic forces wthin south korea have on a products potential
February 14, 2011

Economics
i also agree
February 14, 2011

geometry
If AB is opposite AC and AC is opposite AD , what can you conclude? Explain.
February 14, 2011

helpppppp
what role do insulators play in preventing electric shock?
February 14, 2011

helpppp science 7
what role do insulators play in preventing electric shock?
February 13, 2011

helpppp science 7
what role do insulators play in preventing electric shock?
February 13, 2011

fin 200
i am really confused on what numbers to use to get the calculations on the 13 ratios
February 10, 2011

fin 200
using the financial statements for the goodyear calendar company calulate the 13 basic ratios
February 10, 2011

chemistry
A 20.2g chunk of magnesium metal reacts with 13.7 g of oxygen gas to make magnesium oxide. Write the balance equation.
February 9, 2011

Science/ Physics
An airplane is traveling km/h in a direction 41.5 degrees west of north. (a) find the cmpopnets of the velocity in the northerly and westerly directions. (b) How far north and how far west has the plane traveled after 3.00 h?
February 9, 2011

english
can u find the climatic sentences in the poem Africa by David Diop
February 9, 2011

management information system
Thanks Ms. Sue
February 8, 2011

management information system
Is spyware ethical? why or why not?
February 8, 2011

chemistry Please Help Dr.BOB
Complete hydrolysis of 25 mM ethyl acetate in an enzyme (i.e., esterase)-catalyzed reaction is carried out in a 40 mM NaCl solution buffered by 0.2 M Tris-Cl, pH 9.1. What is the pH at the end of the reaction? (For Tris base, which is the abbreviation for Tris (hydroxymethyl) ...
February 7, 2011

Calculus
.00092
February 6, 2011

algebra
The length of the side of a rectagular desk is given by 9x-2y cm. The length of the front is given by 9x+2ycm. What is an algebriac expression for the area of the top of the rectangular desk? Including correct units
February 3, 2011

algebra
(x^8+8)(x^9-^2)
February 1, 2011

algebra
convert decimal notation 5.166x10-^8
February 1, 2011

Algebra
(4x^6)(-3x^9)(6x^7)
February 1, 2011

3rd grade math hw help!
How can I do 5 1/4 line segment
January 31, 2011

Physics
Two charged particles exert an electrostatic force of 8 N on each other. What will the magnitude of the electrostatic force be if the distance between the two charges is REDUCED to one-third of the original distance? Would you just have to multiply 8 by 9?
January 31, 2011

3rd grade math
Thanks for the suggestion. I think my son got the idea on what to do.
January 30, 2011

3rd grade math
What patterns help you divide? DRaw a picture or make a chart to show how to divide 1600 by 4. Give the quotient. We know the answer but having trouble to make a chart to show the outcome. Please help. Thanks in advance
January 30, 2011

chemistry
What is the number of grams of a solute for a 3L of a 2.5 M HCl solution???
January 26, 2011

chemistry
What is the number of grams of a solute for a 3L of a 2.5 M HCl solution???
January 26, 2011

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