Thursday
October 2, 2014

Posts by Mandy


Total # Posts: 494

Data Management
How many of the 250 perch netted by a fisherman would you expect to have a mass more than 400g if the mass of the perch are normally distributed with a mean of 300g and a standard deviation of 80g.
March 24, 2009

health
During an emergency room examination for an injured arm, the physician palpates the arm’s entire length, starting at the shoulder and ending at the fingers of the hand. This process takes him from a/an _______ position. A. right to left C. anterior to ventral B. proximal ...
March 23, 2009

health
thank you!!
March 23, 2009

health
The most serious type of allergic reaction is A. atrial fibrillation. C. anaphylaxis. B. psoriasis. D. lupus. I think it is (c)
March 23, 2009

Writing
Background Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the human resources director, promoted you to office manager. You manage two employees: Jack Snyder and Ruth Disselkoen. Your office provides secretarial support ...
March 21, 2009

Writing
Would you please proof read and give any suggestions on making this a polished piece? For the past three months work-related problems have occurred, causing conflicts among co-workers. The ongoing problems require attention in order to better assist our daily clients. The in-...
March 21, 2009

Lit/Poem/The Planet on the Table
A
February 17, 2009

Using Acetic Acid as an Oxidizing Agent
Hi, We did an experiment in lab and our professor asked us why we used acetic acid as our oxidizing agent NaOCl + CH3COOH --> HOCl + CH3COO- Na+ for the above reaction? I'm thinking it has to do with the fact that it is a relatively weak acid and can be reversed if ...
February 10, 2009

algebra; slope
what did the ape think of the grape's house?its not divine thats not enough letters! according to some students, what if the true purpose of homework?
January 14, 2009

Literature
would you say darwinism is the most believed out of all the evolutionary theories?
January 7, 2009

physics
A ladder rests inclined against a wall. Are you safer on the ladder when the floor is frictionless but the wall is rough or when the wall is frictionless and the floor is rough?
November 23, 2008

physics
Why can't you put your heels firmly against a wall and then bend over without falling?
November 23, 2008

chemistry
Write a Lewis structure of OSF4 in which the formal charges of all atoms are zero
November 14, 2008

chemistry
ok so if the N is double bonded to the left O and single bonded to the right O , and N has a lone pair.. does that mean that the left O also has a lone pair and 3 lone pairs in the right side according to ur diagram.. also for the second Q .. (in my diagram i intended to draw...
November 14, 2008

chemistry
Draw the Lewis structure of NO2- Assign formal charges to each atom in the O3 molecule shown below. Be sure to click the +/- button below (it will turn yellow when activated) before clicking on the molecule. .. .. .. :O--O==O .. .. Based on formal charges, what is the best ...
November 14, 2008

chemistry
Draw the Lewis structure of NO2- Assign formal charges to each atom in the O3 molecule shown below. Be sure to click the +/- button below (it will turn yellow when activated) before clicking on the molecule. .. .. .. :O--O==O .. .. Based on formal charges, what is the best ...
November 14, 2008

Research Project on Computer Confidentiality
I am doing the same project as well. I totally agree, there is no other information but the AMA website. I am still doing this project, looking around for answer but no luck. Good luck to you all.
November 12, 2008

chemistry
For a 3d electron in a copper atom, what is the value of s ?
November 10, 2008

chemistry
For a copper atom what is the value of Z ?
November 10, 2008

chemistry
i don't get it
November 10, 2008

chemistry
so then Zeff=z-s therfore 15.95-13.15 and that gives me the answer?
November 10, 2008

chemistry
How do i calculate the effective nuclear charge of a 3d electron of copper? what is the zeff. for a electron in the 3d orbital of copper. i looked up the answer to be 13.20, but i calculated 13.05 this is my work: (1s2)(2s2 2p6)(3s2 3p6)(3d10)(4s1) .35(17)+1(10)=15.95 29-15.95...
November 10, 2008

chemistry
How do i calculate the effective nuclear charge of a 3d electron of copper? what is the zeff. for a electron in the 3d orbital of copper. i looked up the answer to be 13.20, but i calculated 13.05 this is my work: (1s2)(2s2 2p6)(3s2 3p6)(3d10)(4s1) .35(17)+1(10)=15.95 29-15.95...
November 10, 2008

chemistry
Write a Lewis structure of OSF4 in which the formal charges of all atoms are zero
November 8, 2008

Math
What is the total area in square miles and square kilometers of Shubra al Khaymah, Egypt
October 8, 2008

Economics
I know that basic clothes are an inelastic item (need) but I cannot find the words to explain why. Any suggestions? ---Maybe as a source of protection from elements?
September 16, 2008

science
got to do a project on first aid. need some tips on the same and sites where can look for info
September 15, 2008

Physics
A boat takes 2.70 hours to travel 40.0 km down a river, then 5.90 hours to return. How fast is the river flowing?
September 14, 2008

English
Convolutes:Simple as bumpy:smooth or easy:difficult
September 7, 2008

Economics
How is the Internet a promoter of free enterprise? I came up with pop-ups but I can't think of another example.
September 2, 2008

Economics
How can the Internet be considered a product?
September 2, 2008

Economics
How can the Internet be considered a product and a promoter of free enterprise (besides pop-ups)?
September 2, 2008

8th grade
20%, because since there are 100 squares and 20, you can make that into a fraction. (How many blues/total) * 100...that is how you'll get the percent.
August 25, 2008

Biology
How can temperature influence antibody-antigen response? Would an increase quicken the response and a decrease in temp slow the response?
August 25, 2008

Bio
Would an increase quicken the response and a decrease in temp slow the response?
August 24, 2008

Bio
How can temperature influence antibody-antigen response?
August 24, 2008

Chemistry
Thank you so much! Im still a little confuse on the nanometers. on problem c im not sure how you ended up getting 2.945 x 10^-5 cm. Could you maybe explain a little more to me?
July 21, 2008

Chemistry
Can anyone help and check my answers? A. 8.43 cm to millimeters--- 84.3 millimeters. B. 2.41x10^2 cm to meterss--- 0.0241 meters. C. 294.5 nm to centimeters--- I don't know how to concert this. D. 1.445x10^4 m to kilometers--- 0.001443 Kilometers. E. 235.3 m to millimeters...
July 21, 2008

Chemistry
A student performed an anaysis of a samply for its calcium content and got the following results : 14.92% , 14.91%, 14.88% , 14.91% the actualy amount of calcium in te sample is 15.70%. What conclusion can you draw about the accuracy and precision of these results? --im really...
July 15, 2008

Geography
How might higher levels of development of a country be related to temperate locations??
July 14, 2008

Algebra
b)The water line is given by the equation y=-2/3x-12 Suppose you want to put a pink flamingo lawn ornament in your backyard, but you want to avoid placing it directly over the water line, in case you need to excavate the line for repairs in the future. Could you place it at ...
June 26, 2008

I HAVE A MATH TEST TOMORROW HELPPP PLEASE!
thank you so much. you dont know how much that helped!
May 27, 2008

I HAVE A MATH TEST TOMORROW HELPPP PLEASE!
im not sure how to find the first four terms of each arithmetic sequence tn=4+(n-1)(3) helpp me pleasee!
May 27, 2008

I HAVE A MATH TEST TOMORROW HELPPP PLEASE!
im not sure how to find the first four terms of each arithmetic sequence tn=4+(n-1)(3) helpp me pleasee!
May 27, 2008

CHEMISTRY
is that for every mole in problems like these? because i thought it was 6.022x10^23
May 21, 2008

CHEMISTRY
I need help please. "what voluma [in mL] at STp will be occupied by 0.0035 mol of methane [CH4]" THANK YOU SOO MUCH!
May 21, 2008

CHEMISTRY
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

CHEMISTRY
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

CHEMISTRY
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

CHEMISTRY
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

CHEMISTRY
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

CHEMISTRY
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

Chemistry
im a little confuse on this problem. "in the production of copper from ore containing copper(II) sulfide, the ore is first roasted to change it to the oxide according to the following equation: 2CuS + 2O2 --> 2CuO + 2CO2 [i already balanced it] A. If 100 g of CuS and ...
May 19, 2008

research writing
How do you determine whether to quote, paraphrase, or summarize a source?
May 15, 2008

Algebra II
What would be the inverse of: f(x)= 6/x Is it the same?
May 12, 2008

History
How did America participate in the Cold War?
May 1, 2008

Social Studies
Was Nixon the future U.S. president that played a major role in HUAC invesitagions and hearings?
April 27, 2008

College Calculus
Suppose the series An (from n=1 to INF) is known to be convergent. Prove that series 1/(An) (from n=1 to INF) is a divergent series. I have no idea what to do... please help!
March 24, 2008

calculus
Hello. I need help finding the open intervals of this equation: f(x)=3x^2-12 I already took the derivative of it by using the derivative test and I got 2,-2 as critical numbers
January 28, 2008

calculus
Hello. I need help finding the open intervals of this equation: f(x)=3x^2-12 I already took the derivative of it by using the derivative test and I got 2,-2 as critical numbers
January 28, 2008

Algebra
how do you solve linear combinations?
January 6, 2008

Calculus I
Find the point on the curve y=x^2 closest to point (0,1) Here's what I have: Sqrt {(x-0)^2 + ((x^2)-1)} Sqrt {((x^2) + (x^2)-1} d= sqrt (x^4)-1 y= (x^4)-1 Fprime(x) = 4x^3 Domain = ARN Critical Number x= 0 Any help or comments would help alot. Thanks!
November 2, 2007

spanish PLEASE HELP
I need help to figure out Direct object pronouns that are written in spanish to put them back into spanish how do I do this? Questions like Vas a llamarme manana?
October 24, 2007

spanish PLEASE HELP
I need help to figure out Direct object pronouns that are written in spanish to put them back into spanish how do I do this?
October 24, 2007

Economics
Suppose a firm faces a downward sloping demand curve givven by the equation 1=100-1/3P. The firm's cost function is given by the equation C=30+1/4Q^2. Find the profit maximizing level of output.
October 19, 2007

Math
The average radius r in meters of a planet's path around the sun is given by the formula r=[(3.35 x 10^18)t^2]^1/3, where t is the time in seconds that it takes the planet to go around the sun. a. Rewrite the equation using the root symbol. b. Neptune takes about 5.2 x 10^...
October 11, 2007

Math
Where can I find a online calculator online?
September 13, 2007

Math
I have a TI-83 Plus calculator and was wanting to plot some data from my homework, but when I want to insert the x and y on my calculator, I only have an X column and no Y column. How can I add that column in order for me to plot my data? I'm looking at my calculator but I...
August 16, 2007

physics
A 120 kg mass is blown apart into an 80 kg piece and 40 kg piece. after the blast, the two masses are moving apart with a relative velocity of 60 m/s. the total kinetic energy after the explosion is: A. 21 kJ B. 35 kJ C. 48 kJ D. 56 kJ E. 82 kJ Because of momentum conservation...
August 6, 2007

Find the sum
Can someone how to find the sum and simpliest form of this equation?(x+4)/5+(2x+1)/5 It is not an equation because there is no = sign. It is a expression. You can simplify it a bit by realising it has a common denominator in both terms. This would be 3x+5 ---- 5
May 23, 2007

Find the sum of thuis question
Can someone find the sum for this equation please. (X^2)/(X^2-16)=(5X+4)/(X^2-16) I don't think it is finding the sum, but I can simplify the equation. (X^2)/(X^2-16)=(5X+4)/(X^2-16) First, multiply both sides by X^-16. X^2 = 5X+4 Subtract 5X+4 from both sides. X^2-5X-4 = ...
May 23, 2007

factor
This one was difficult for me aswell:(x+4)/5+(2x+1)/5 (x+4)/5+(2x+1)/5 The common denominator is 5. 1/5 (x+4+2x+1) You should be able to continue this from here. I hope this helps. Thanks for asking.
May 23, 2007

I have ONE more
Factor completely: 2x2 - 32 another math question?? We do not do your homework for you, but I will start you out. 2x^2 - 32 = 2(x^2-16) You should be able to work it from here. I hope this helps. Thanks for asking.
May 23, 2007

history
What is the troubled Caribbean island nation where a president's murder led Wilson to send in the marines and assume American control of the police and finances? Mexico's president was assassinated in 1913. Almost two years later the U.S., under President Wilson, ...
February 18, 2007

math B-logarithms
im having a quiz on this tom and i dont understand it at all! Can sum1 explain it to me?
January 4, 2007

I Have To Write A 2 page Essay---HELP PLZ!!!
I have to write down all the factors in my early life that have influenced the way I developed. Then I have to use those factors in an essay. What factors besides hereditary factors and enviromental factors, can I list? Can you suggest maybe a way to begin my essay? THANK YOU...
November 11, 2006

Writing------PLZ HELP--I'M DESPERATE!!
In writing an essay,what are some factors that have influenced your life? What are some hereditary and enviromental factors that have influenced how you have developed? Please tell us what has influenced YOUR life, and we'll be glad to critique your essay.
November 7, 2006

Help Please-Question
Which sentence is a comma splice? A. While the lawyer prepared the case, her assistant checked the report she found no mistakes. B. Because all the members were early, the meeting got underway ahead of schedule. C. Dr. Matheson,speaking as head of the hospital's medical ...
October 19, 2006

Sentences
What kind of sentence is this: Noah Webster supported himself through sales of his spelling book over 100 million copies of the book were sold. 1.Properly constructed sentence 2.Dangler 3.Run-on 4.Misplaced part We will start with the idea that this is NOT a good sentence. ...
October 19, 2006

Beta
What does beta mean in terms of overall risk to a company? What are the implications for raising equity capital for a company based on beta? Would you merge with high beta or low beta companies? Beta has nothing to do with risk to a company. Beta is a measure of stock price ...
August 19, 2006

CAPM or APT
What is the best approach for a financial professional? CAPM or APT and why? What do those acronyms stand for? ?? (Broken Link Removed) "Best" is a relative opinion. The above cite gives a good analysis of the CAPM and the APT.
August 14, 2006

CAPM
would you ever use CAPM to make personal investment decisions? If so when? If not, why? Yes. I use CAPM to get a general idea of my investment decisions. http://www.investopedia.com/terms/c/capm.asp
August 6, 2006

HR outsourcing
What are the top 4 issues that one should research before making the HR outsourcing decision in an organization I don't know what your book says -- but it seems to me that the top issues are: 1. Will the outsourcing provide the same or better service for the company's ...
August 3, 2006

Corporate Finance
Suppose you have a choice between two corporate bonds, both of which will give you a payment of $1000 in one year assuming that the corporation is able to meet its obligations. One is a bond from General Motors, the other is a bond from Cisco Systems. Which of these two bonds ...
August 1, 2006

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