Friday
December 19, 2014

Posts by Linda


Total # Posts: 1,268

Econimics
What has been the effect of DRGs on hospital admissions and the length of stay? What are some advantages and disadvantages of DRGs?
January 11, 2011

math
how do I find the volume of a pyramid with a square base, 20 meters on each side, and a height of 21 meters
January 7, 2011

English
Thanks! I think the 4th is dramatic.
January 7, 2011

English
I am looking for 4 kinds of narration in a short story.
January 7, 2011

healthcare
Should the United States allow the direct marketing of medications in print and on television? Support your response. How do you feel direct marketing affects the cost of prescription medications?
January 3, 2011

ECONOMICS
What would be the risks and benefits of a young healthy person choosing a managed care plan What would be the risks and benefits of an older person with a chronic disease selecting a managed care plan?
January 3, 2011

English
I am having trouble coming up with a thesis statement for an essay. I need to compare and contrast how I view nature to the way Tenyson and Wordsworth view it. I have to focus on what these observations say about my culture, society,a dn religion. My idea: Three contributing ...
December 31, 2010

development
What is the importance of each domain of adult development physical,coqnitive,and socimotinal.
December 12, 2010

Math
How could you define the perimeter of a non-simple closed curve? Give an example in your explanation.
December 11, 2010

Chemistry
10 mole of NH3
December 11, 2010

Business Math
30 gals. with 15% spoilage=4.5 gals.profit(30x1.58)x1.2=56.88 gals.xpricexcost+20%56.88./.25.5gals.=markupfor remaining gals. no-2.23 round 5gals.spoiled 56.88./.25=2.28 not it so round off 4gals. 56.88./.26=$2.1876 or $2.19
December 10, 2010

Physics
When a mass-spring system oscillates with a small amplitude of A1, it has a period of 1.0 s. If the system is then made to oscillate with a larger amplitude of A2 = 2*A1, what is the new period? Thanks!
December 7, 2010

Chemistry
What kind of pressure would be exerted by 5 moles of water vapor if it were contained in a 0.5 liter bottle heated to 1000K?
December 6, 2010

algebra
the number of cats that are homeless can be modeled by the equation N= 2.1t squared - 82t + 95 where N is the number of cats that are homeless and t=0 set as the current year.Use the quadratic model to find the number of years from now until the number of homeless cats is ...
December 5, 2010

Psychology
Create an operational definition of self-confidence using peer reviewed articles as reference
December 5, 2010

Calculus
Represent f(x)= (e^x -1)/x as a power series.
December 3, 2010

PreCalc
The total electrical resistance R of two resistors connected in parallel with resistances R1 and R2 is given by 1/R=1/R1+1/R2. One resistor has a resistance of 2.3 ohms. Let x be the resistance of the second resistor. Express the total resistance R as a function of x. How do I...
December 1, 2010

physics
A loudspeaker is placed between two observers who are 111 m apart, along the line connecting them. If one observer records a sound level of 51.9 dB and the other records a sound level of 82.5 dB, how far is the speaker from each observer?
November 30, 2010

chemistry
Given the table of Ka values on the right below, arrange the conjugate bases in order from strongest to weakest. Acid Ka HClO 3.5 e-8 HClO2 1.2 e-2 HCN 6.2 e-10 H2PO4- 6.2 e-8 A. ClO2-, ClO¬-, HPO42-, CN- B. ClO2-, HPO42-, ClO¬-, CN- C. CN-, HPO42-, ClO-, ClO2¬- D...
November 29, 2010

calculus
1. e^ln3 - 2lnx 2. 2(lnx)^2 + lnx - 1 =0 3. d/dx (e^x . e^e^x)
November 27, 2010

Algebra 1
Thank you!
November 26, 2010

Algebra 1
is the slope y1-y2 over x1-x2?
November 26, 2010

Algebra 1
Ok-but what is the formula using x and y variables?
November 26, 2010

Algebra 1
how do I find the slope of the graph of the linear function "f"? f(2) = -3,f(-2) = 5
November 26, 2010

Substance Abuse
only certain people can become alcoholics? True or False. I think Its False?
November 23, 2010

Help Please
True or False? Beer and wine are less intoxicating then whiskey.
November 23, 2010

history
Writing a paper.... Has Israel gained or lost ground in the last 20 years?
November 23, 2010

history
I am thinking of writing a paper on Israel. What countries are threatening Israel?
November 23, 2010

Math
Can you figure out this message? ZASMEZASIXP IP JUT One clue the first word starts with an M
November 23, 2010

chemistry
calculate the energy of a wave that has a frequency of 3.5*10^8 m/s
November 22, 2010

Banking
What is the bottom line on an income statement ? A. The gross margin B. The final sales C. The total operating expences D. The net income (or loss)
November 21, 2010

chemistry
how to balance chemical equations
November 20, 2010

Physics
A 120 kg astronaut (including space suit) acquires a speed of 3.00 m/s by pushing off with his legs from an 1900 kg space capsule. What is the change in speed of the space capsule? As the reference frame, use the position of the space capsule before the push. if the push lasts...
November 17, 2010

Statistics
0.8
November 16, 2010

Physics
A 21.0 kg child descends a slide 3.4 m high and reaches the bottom with a speed of 2.0 m/s. How much thermal energy due to friction was generated in this process?
November 16, 2010

Physics
A cyclist intends to cycle up a 7.5 degree hill whose vertical height is 170 m. Assuming the mass of bicycle plus cyclist is 95 kg, calculate how much work must be done against gravity. If each complete revolution of the pedals moves the bike 5.6 m along its path, calculate ...
November 16, 2010

Physics
A 58 kg bungee jumper jumps from a bridge. She is tied to a bungee cord whose unstretched length is 15 m, and falls a total of 36 m. Calculate the spring stiffness constant k of the bungee cord, assuming Hooke's law applies. Calculate the maximum acceleration she ...
November 16, 2010

Physics
A projectile is fired at an upward angle of 25.0^\circ from the top of a 310 m cliff with a speed of 220 m/s. What will be its speed when it strikes the ground below? (Use conservation of energy.)
November 15, 2010

biology
it is possible that he would be homozygous but not ccertain because some males have an extra chromosome foe example : the normal male has "XY" and another male may have "XXY" which means its possible for a male to be heterozygous but its not common. Now if ...
November 15, 2010

Stout
A chocolate chip cookie contains about 200 kcal. How many kilowatt-hours of energy per day does it contain. How long could you light a 100-W light bulb with the energy from the cookie?
November 14, 2010

inter Alegbra
r+s=5 3s+2t=-1 4r+t=14 ican u breakdown the answer I get half way though i forgot the last pat wheater i put it back into the original equationn alot of steps i get lost
November 14, 2010

inter Alegbra
A start up computer company can sell 1000 computers if they price them at $500. The number sold will increase by 10 for every $1 decrease in the price. The company has fixed costs of $100,000, and each computer costs $300 to produce. Find the price that will maximize the ...
November 14, 2010

inter Alegbra
thank you henry you rock
November 14, 2010

inter Alegbra
Pick a car and find its top speed. Assuming that your chosen car reaches its top speed at the top of a ramp, leaving the ramp vertically 20 feet about the ground: 1.) When will the car land back on the ground? 2.) When would the car be traveling the fastest? 3.) When would the...
November 14, 2010

inter Alegbra
A startup company can sell 1000 computers if they price them at $500. The number sold will increase by 10 for every $1 decrease in the price. The company has fixed costs of $100,000, and each computer costs 4300 To produce. find the price that will maximize the company's ...
November 14, 2010

microeconomics problems
The GreenAcres mowing company wants to buy the new “Titan3000” lawn mowers. Assume that the lawn mowers are expected to last indefinitely, that operating expenses are negligible, and that the price per acre of mowed lawn is expected to remain constant in the future. ...
November 14, 2010

inter Alegbra
is $14 by completing the square
November 14, 2010

inter Alegbra
A band can sell 80 CDs at concert if they sell the Cds for $12 each. For every $1 increase in the price, they will sell 5 fewer Cds. Determine the price for a CD that will maximize the band's revenue.
November 14, 2010

intermidiate algebra
pick a car find its top speed. Asusuming that your chosen car reaches its top speed at the top of a ramp, leaving the ramp vertically 20 feet about the ground? 2. When would the car be traveling the fastest? 3.)When would the car be traveling the slowest? 4.) based on the ...
November 14, 2010

economics
A monopolist faces an upward-sloping marginal cost curve. Its profit-maximizing quantity will be a. at the minimum point of the marginal cost curve b. less than the (total) revenue-maximizing quantity c. equal to the (total) revenue-maximizing quantity d. in the unit elastic ...
November 13, 2010

Physics
You are the design engineer in charge of the crashworthiness of new automobile models. Cars are tested by smashing them into fixed, massive barriers at 51 km/h (32 mph). A new model of mass 1900 kg takes 0.18 s from the time of impact until it is brought to rest. Calculate the...
November 10, 2010

Physics
A 23 g bullet traveling 220 m/s penetrates a 4.2 kg block of wood and emerges cleanly at 140 m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges?
November 10, 2010

Physics
A 3600 kg open railroad car coasts along with a constant speed of 11.0 m/s on a level track. Snow begins to fall vertically and fills the car at a rate of 3.70 kg/min. Ignoring friction with the tracks, what is the speed of the car after 80.0 min?
November 10, 2010

Physics
Calculate the force exerted on a rocket, given that the propelling gases are expelled at a rate of 1800 kg/s with a speed of 3.8×104 m/s (at the moment of takeoff).
November 10, 2010

Physics
A 0.145 kg baseball pitched at 37.5 m/s is hit on a horizontal line drive straight back toward the pitcher at 48.0 m/s. If the contact time between bat and ball is 3.50×10^−3 s, calculate the average force between the ball and bat during contact.
November 10, 2010

Physics
Eight books, each 4.1 cm thick with mass 1.8 kg, lie flat on a table. How much work is required to stack them one on top of another?
November 10, 2010

chemistry
the value of Kp after the decomposition of sulfur trioxide (S03). 2SO3 (g)--2SO2 (g) +O2 (g) is 1.79 x10^-5 at 350 degree celcius. if SO3 initially at 0.200 atm pressure comes to equilibrium in an otherwise empty tank at 350 degree celcius, determine the partial pressure of O2...
November 7, 2010

partial pressure
1) the value of Kb after the decomposition of sulfur trioxide (S03). 2SO3 (g)--2SO2 (g) +O2 (g) is 1.79 x10^-5 at 350 degree celcius. if SO3 initially at 0.200 atm pressure comes to equilibrium in an otherwise empty tank at 350 degree celcius, determine the partial pressure of...
November 7, 2010

chemistry
How many moles of sodium acetate CH3COONA must be dissolved in 1.00L of 0.200M acetic acid to make a buffer pH 4.56? ka of acetic acid is 1.76x10^-
November 6, 2010

chemistry
for a) i got the pH of HF to be 2.07 and for b) i'm a little stuck. the mole of HF is 0.2M x 0.05L =0.1mol the mole of NaOH is 0.2M x 0.02 L= 0.02mols. this is where i'm stuck
November 6, 2010

chemistry
sorry it's Kp, it's a typo
November 6, 2010

inter alegbra
$102.00
November 4, 2010

lang. arts
This is due tomorrow!
November 3, 2010

lang. arts
Is "good" the adverb and "very" the word it modifies? (adverb)?
November 3, 2010

lang. arts
We read a very good Japanese folk tale called "Green Willow." Not sure what the adverb is in this sentence? Is "good" the adverb and "read" the word it modifies?
November 3, 2010

lang. arts
We will soon be going to computer class. Is "soon" the adverb and "going" the word it modifies? Thank you.
November 3, 2010

lang. arts
Your parents will probably give you permission. Is "probably" the adverb and "will" "give" the words it modifies? Not sure if both words or just "give"?
November 3, 2010

lang. arts
"Very" sadly, we returned home. Very is the adverb, is "sadly" the adverb it modifies?
November 3, 2010

lang. arts
Thank you for your help Ms. Sue!
November 3, 2010

lang. arts
Happy is an adjective?
November 3, 2010

lang. arts
We are "so" happy for you. Happy is the adverb, is "happy" the verb it modifies?
November 3, 2010

lang. arts
The play Purlie Victorious was "too" funny for words. "too" is the adverb, is "funny" the verb it modifies?
November 3, 2010

language arts
She wrote it "very" carefully. "Very" is the adverb; is "carefully" the adverb it modifies?
November 3, 2010

language arts
Keep is the verb? Away is the adverb?
November 3, 2010

language arts
Keep away from the acids in the science room. what is the adverb in the sentence and what are the word or words that each adverb modifies?
November 3, 2010

lang. arts
We should not have taken the canary outside. "Not" is the adverb. Is "should have taken" the words the adverb modifies and are the words verbs?
November 3, 2010

language arts
should be kept
November 3, 2010

language arts
Promises should "always" be kept. "always" is the adverb. What are the word or words the adverb modifies?
November 3, 2010

Language arts
I have almost finished my report on the writer Joy Harjo. "almost" is the adverb. Is "have" "finished" the words the adverb modifies?
November 3, 2010

lanuage arts
Clean your room now! Now is the adverb, is clean the verb it modifies?
November 3, 2010

language arts
The wind blew all the clouds away. Away is the adverb, what is/are the words the adverb modifies?
November 3, 2010

Entrep
Andy Rexford had started his custom embroidery shop in his garage with just one two-head machine and an old computer. From this humble beginning, Custom Stitches had grown into a full-time family business with sales of more than $750,000 a year and supplied the local college ...
October 31, 2010

6th grade
What fraction of a circle is 33 1/3 of a circle?
October 27, 2010

physics
A soccer ball of diameter 32 cm rolls without slipping at a linear speed of 2.4 m/s. Through how many revolutions has the soccer ball turned as it moves a linear distance of 16 m?
October 27, 2010

adult education
identify the three domains of development. Describe why it is important to consider each domain in the study of adult education?
October 24, 2010

algebra
all number less than 3 units from 0 I need to write inequality represents each situation
October 19, 2010

sociology
I am writing an essay on the socialogical perspectives on the issue of unemployment. The symbolic interactism and function analysis. I went on the web and research the issue of unemployment and the meaning of the perspectives, yet I am stumped on how to form a thesis and how ...
October 19, 2010

methods of researh
I Need the answer for why men use more declarative to women
October 15, 2010

methods of researh
why do men use more declarative to women
October 15, 2010

6th grade math
What is the difference between -3celsius and 8 celsius
October 13, 2010

math
Compute the number of vinyl tiles, measuring 8 in each side, needed to tile a kitchen measuring 24ft by 18ft. Area of kitchen:25X18=432 Area each tilein (feet):.667X.667=.44 432/.44=972 tiles Is my work correct?
October 8, 2010

English
What are two themes that may be present in a folktale?
October 5, 2010

geometry
Nevermind, I figured them out.
October 5, 2010

geometry
Pyramid has a base 6 yards X 6yards. Its height is 4 yards. Volume= Surface Area= I got 60 square yards for the surface area but it was wrong.
October 5, 2010

geometry
the scale factor between figure A and figure B is 0.25. If one side length of figure B is 56 yards, what is the corresponding side length of figure A?
October 3, 2010

English
What are some funding expectations that institutions have.
October 2, 2010

math
n+9 divied by 3=14 i do not understande this problem can you help
September 30, 2010

algebra
5+4d=37
September 30, 2010

algebra
i don"t understand this problem n+9 /3=14
September 30, 2010

Psychology
What do you think is the best way for personality psychology to move ahead in the future?
September 30, 2010

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